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移动通信术语缩略语、中英文对照2G 2nd Generation Mobile Communications System 第二代移动通信系统3G， 3GMS 3rd Generation Mobile Communications System 第三代移动通信系统3GPP 3rd Generation Partnership Project 第三代合作组织AAAA Authentication, Authorization, Accounting 鉴权、授权、计费AAL1 ATM Adaptation Layer type 1 ATM适配层类型1AAL2 ATM Adaptation Layer type 2 ATM适配层类型2AAL5 ATM Adaptation Layer type 5 ATM适配层类型5ABR Available Bit Rate 可用比特率ACELP Algebraic code excitation linear prediction 鉴权、授权、计费ACI Adjacent Channel Interference 邻道干扰ACIR Adjacent Channel interference Power ratio 邻道干扰比ACK AcknowledgementACL Access Control List 访问控制列表ACLR Adjacent Channel Leakage Rate 发射机邻道功率泄漏,ACS Adjacent Channel Selectivity 接收机邻道选择性指标ACS Add, Compare, Select 加,比,选ACTS Advanced communication technologies and systems, EU research projects frameworkADMF Administration Function at the LIAN LIAN中的管理功能实体ADT Adaptive Dynamic Threshold 自适应动态阀值AG Access Gateway 接入网关AI Acquisition Indicatior 捕获指示AICH Acquisition Indication Channel 捕获指示信道ALCAP 接入链路控制应用部分ALCAP Access link control application partALIM ATM Line Interface Module subrack ATM线路接口插框ALL2 ATM适配层 2 ATM Adaptation Layer 2AM Acknowledged Mode 确认模式AM Account Management 计费管理AMD Acknowledged mode dataAMR Adaptive multirate (speech codec) 自适应多速率AMR-NB Narrowband AMRAMR-WB Wideband AMRANSI American National Standard Institute 美国国家标准组织AoCC Advice of Charge Charging 计费费用通知AoCI Advice of Charge Information 计费信息通知AP Access Preamble 接入前导AP Access Point 接入点APN Access Point Name 接入点名称ARIB Association of radio industries and businesses (Japan)ARP Address Resolution Protocol 地址解析协议ARP Allocation and retention priorityARPM Average Revenue Per Minute 每分钟通话平均收入ARPU Average Revenue Per User ARPU指平均每个用户每月贡献的通信业务收入,单位为元ARQ Automatic Repeat Request 自动重发请求AS Access Stratum 接入层AS Application Server 应用服务器ASC Access Service Class 接入业务等级ASCII American Standard Code for Information Interchange 美国信息交换标准码ASF Application Server Function 应用服务器功能ASIC Application Specific Integrated Circuit 专用集成电路ASN 1 Abstract Syntax Notation One 抽象语法编码1ASP Application Server Process 应用服务器进程ASP Access Service Provider 接入服务提供商ATM Asynchronous Transfer Mode异步传输模式AuC Authentication Center 鉴权中心AWGN Additive white Gaussian noise 加性高斯白噪声BBAIC Roam Barring of All Incoming Calls when Roaming outside the home PLMN country 当漫游出归属PLMN国家后,限制入呼叫BAM Back Administration Module 后管理模块BAOC Barring of All Outgoing Calls 限制所有出局呼叫BAS Broadband Access Server 宽带接入服务器BB SS7 Broad band signalling system #7 宽带7号信令系统BC Billing Center 计费中心BCCH Broadcast Control Channel 广播控制信道BCFE Broadcast Control Functional Entity 广播控制功能实体BCH Broadcast Channel 广播信道BER Bit Error Rate 误比特率BGCF Breakout Gateway Control Function 中断网关控制功能BGP Border Gateway Protocol 边界网关协议BHCA Busy Hour Calling Attempt 忙时试呼次数BICC Bearer Independent Call Control 承载无关呼叫控制BIOS Basic Input Output System 基本输入输出系统BITS Building Integrated Timing Supply System 通信楼综合定时供给系统BLER Block Error Rate 误块率BMC Broadcast/Multicast Control 广播/组播控制BNET Broadband NETwork subrack 宽带交换网插框BoD Bandwidth on demand 按需分配带宽BOIC Barring of Outgoing International Calls supplementary service 禁止国际出局呼叫补充业务BOIC-exHC Barring of Outgoing International Calls except those directed to the home PLMN country 限制所有除归属国外的国际出局呼叫BOM Bill of Material物料清单BPSK Binary phase shift keying 二进制相移键控BS Billing System 计费系统BS Base station 基站系统BSC Base Station Controller 基站控制器BSP Board Support Packet 板级支持软件包BSS Base Station Subsystem 基站子系统BSSAP Base Station Subsystem Application Part 基站子系统应用部分BTS Base Transceiver Station 基站收发信台CCA Capacity Allocation 容量分配CAA Capacity Allocation Acknowledgement 容量分配确认CA-ICH Channel assignment indication channel 信道分配指示信道CAME L Customized Applications for Mobile network Enhanced Logic 移动网络增强逻辑的客户化应用CAP CAMEL Application Part CAMEL应用部分CAR Committed Access Rate 约定访问速度CB Cell broadcast 小区广播CBC Cell broadcast center 小区广播中心CBR Constant Bit Rate 恒定比特率CBS Cell broadcast service 小区广播服务CC Call Control 呼叫控制CCCH Common Control Channel 公共控制信道CCF Conditional Call Forwarding 条件呼叫前转CCF Call Control Function 呼叫控制功能CCH Control Channel 控制信道CCP Communication Control Port 通讯控制端口CCPCH Common Control Physical Channel 公共控制物理信道CCTrCH Coded Composite Transport Channel 编码组合传输信道CD CapacityDeallocation 容量释放CD Collision Detection 碰撞检测CDA Capacity Deallocation Acknowledgement 容量释放确认CDF Cumulative distribution function 累积分布函数CD-ICH Collision detection indication channel 碰撞检测标识信道CDMA Code Division Multiple Access 码分多址接入CDR Call Detail Record 呼叫详细记录CDV Cell Delay Variation 信元时延抖动CDVT Cell Delay Variation Tolerance 信元时延抖动容限CFB Call Forwarding on mobile subscriber Busy 遇忙前转CFN Connection frame. number 连接帧号CFNRc Call Forwarding on mobile subscriber Not Reachable 不可及前转CFNRy Call Forwarding on No Reply 无应答呼叫前转CFU Call Forwarding Unconditional 无条件呼叫前转CG Charging Gateway 计费网关CGF Charging Gateway Functionality 计费网关实体CHR Call History Record 呼叫历史记录CIR Carrier to interference ratio 载干比CLIP Calling Line Identification Presentation supplementary service 主叫识别提供补充业务CLR Cell Loss Rate 信元丢失率CM Connection Management 连接管理CM Configuration Management 配置管理CMM Capability Mature Model 能力成熟度模型CN Core Network 核心网络C-NBAP Common NBAP 通用 NBAPCODIT Code division test bed 码分测试床CoLI Connected Line Identity 被叫识别CoLP COnnected Line identification Presentation supplementary service 被叫识别提供补充业务CoLR COnnected Line identification Restriction supplementary service 被叫识别限制补充业务CORB A Common Object Request Broker Architecture 公用对象请求代理程序体系结构CPCH Common Packet Channel 公共分组信道CPICH Common Pilot Channel 公共导频信道CPLD Complex Programmable Logical Device 可编程逻辑器件CPRI Common Public Radio Interface 通用公共无线接口CPU Central Processing Unit 中央处理器CQI Channel quality indicator 信号质量指示CQT Call Quality Test 呼叫质量测试CRC Cyclic Redundancy Check 循环冗余校验CRC Cyclic Redundancy Code 循环冗余码CRNC Controlling RNC 控制无线网络控制器C-RNTI Cell-RNTI, radio network temporary identity 小区无线网络临时标识CS Circuit Switch 电路交换域CSCF Call state control function 呼叫状态控制功能CSE Camel Service Environment CAMEL服务环境CSI CAMEL Subs cription Information CAMEL用户签约信息CSICH CPCH status indication channel CPCH 状态指示信道CTCH Common Traffic Channel 公共业务信道CTDM Code Time Division Multiple Access 码分-时分多址CUG Closed User Group 闭合用户群CW Continuous Wave Test 连续波测试CW Call Waiting 呼叫等待(补充业务)CWTS China wireless telecommunications standard group 中国无线通信标准化组织DDC Dedicated Control (SAP) 专用控制(SAP) DCA Dynamic Channel Allocation 动态信道分配DCCC Dynamic Channel Configuration Control动态信道配置控制DCCH Dedicated Control Channel 专用控制信道DCFE Dedicated Control Functional Entity 专用控制功能实体DCH Dedicated Channel 专用信道DDN Defense Data Service 防卫数据网DECT Digital enhanced cordless telephone 数字增强无绳通信DF Decision feedback 判定反馈DF2P Delivery Function at the LIAN handling IRI data LIAN中的IRI数据传输实体DF3P Delivery Function at the LIAN handling IDP data LIAN中的IDP数据传输实体DL Downlink 下行DL D Downlink (Forward link) 下行链路(前向链路)D-NBAP Dedicated NBAP 专用NBAPDNS Domain Name Server 域名服务器DoS Denial of Service 拒绝服务DPC Destination Point Code 目的地信令点编码DPCCH Dedicated physical control channel 专用物理控制信道DPCH Dedicated Physical Channel 专用物理信道DPDCH Dedicated physical data channel 专用物理数据信道DRAC Dynamic Resource Allocation Control 动态资源分配控制DRNC Drift Radio Network Controller 漂移无线网络控制器DRNS Drift RNS 漂移RNSDRX Discontinuous Reception 非连续接收DS-CDMA Direct spread code division multiple access 直接序列码分多址DSCH Downlink Shared Channel 下行共享信道DSL Digital subscriber line 数字用户线DSP Data Signal Processor 数字信号处理器DSS1 Digital Subscriber Signaling No.1 1号数字用户信令(协议)DTCH Dedicated Traffic Channel 专用业务信道DTMF Dual Tone Multiple Frequency 双音多频DTX Discontinuous Transmission非连续发送DwPCH 下行同步信道DwPTS 下行导频EEACL Expand ACL 扩展ACLEC Echo Cancellation 回声消除Ec/No Received energy per chip divided by the power density in the band 每码片接收能量 / 功率密度E-DCH Enhanced uplink DCHEDGE Enhanced data rates for GSM evolutionEFR Enhance full rateEGSM Extended GSMEIR Equipment Identity Register 设备识别寄存器EIRP Equivalent isotropic radiated power 等效各向同性辐射功率EMC Electro Magnetic Compatibility 电磁兼容性eMLPP enhanced multi-level precedence and pre-emption 增强的多级别优先和抢占功能EMS Element Management System 网元管理系统EMT Execution Management Team 经营管理团队EP Elementary ProcedureETSI European Telecommunications Standards Institute 欧洲电信标准组织FFFA Foreign Agent 外部代理FACH Forward Access Channel 前向接入信道FAUS CH Fast Uplink Signaling Channel 快速上行信令信道FBI Feedback Information 反馈信息FCC Federal communication commissionFCS Fame Check Sequence 帧检测序列FCS Fast cell selectionFDD Frequency Division Duplex 频分双工FDDI Fiber Distributed Digital Interface 光纤分布式数字接口FDMA Frequency Division Multiple Access 频分多址FE Fast Ethernet 快速以太网FEC Forward Error Correction 前向纠错FER Frame. Error Rate 误帧率FFS For Further Study 有待下一步研究FM Fault Management 故障管理FP Frame. protocolFPACH 快速物理接入信道FPGA Field Programmable Gate Array 现场可编程门阵列FPLM Future Public Land Mobile 未来陆地移动电话系统FPLMTS Future Public Land Mobile Telephone System 未来公众陆地移动通信系统FR Frame. Relay 帧中继FRAMES Future radio wideband multiple access systemFTAM File Transfer, Access and Management 文件传输、存取(访问)与管理FTP File Transfer Protocol 文件传输协议GGC General Control (SAP) 通用控制(SAP)G-CD R GGSN-CDR GGSN产生的有关PDP context的计费数据记录GE Gigabit Ethernet 千兆以太网GERAN GSM/EDGE Radio Access NetworkGF Galois Field 伽罗华域GGSN Gateway GPRS Support Node 网关GPRS支持节点GMLC Gateway Mobile Location Center 网关移动位置中心GMM GPRS Mobility Management GPRS移动性管理GMSC Gateway Mobile-services Switching Center 网关移动业务交换中心GMSC Gateway MSCGMT Greenwich Mean Time格林尼治标准时间GP Guard Period 保护周期GPRS General Packet Radio Service 通用分组无线业务GPS Global positioning system 全球定位系统GRE Generic Routing Encapsulation 通用路由封装GSIC Groupwise serial interference cancellationGSM Global system for mobile communicationsGSM，GSM900，GSM1800 Global System for Mobile communications 全球移动通信系统，900MHz的GSM系统，1800MHz的GSM系统GSN GPRS Support Node GPRS支持节点GSPU GGSN Signaling Process Unit GGSN信令处理单元GT G Global Title 全球寻址码GTP GPRS Tunneling Protocol GPRS隧道协议GTP-C GPRS Tunneling Protocol for control plane GPRS隧道协议控制面GTP-U User plane of GPRS Tunneling Protocol GPRS隧道协议用户面GUI Graphic User Interface 图形用户界面GW GateWay 网关HH.248 H.248/Megaco protocol H.248媒体网关控制协议HARQ Hybrid automatic repeat requestHCS Hierarchical Cell Structure 层次蜂窝结构，分层小区结构HDLC High Data Link Control 高速数据链路规程HLR Home Location Register 归属位置寄存器HO Handover 切换HOLD Call Hold 呼叫保持HPLM N Home PLMN 归属PLMNHSC Hot Swap Controller 热倒换控制板HSDPA High speed downlink packet access 高速下行分组接入HS-DPCCH Uplink high speed dedicated physical control channelHS-DSCH High speed downlink shared channelHSS Home subscriber serverHS-SCCH High speed shared control channelHSUPA High speed uplink packet accessHTTP Hyper Text Transfer Protocol 超文本传输协议HW High Way 高速信号线IIC Interference cancellationICC Interference Conteract Combination 干扰抵消合并ICMP Internet Control Message Protocol 因特网控制报文协议(Internet控制消息协议)ICP Internet Content Provider 互联网内容提供商ID IdentityIDE Integrated Device Electronics 集成设备电路IDP Intercept Data Product 监听数据包IEC International Electrotechnical Commission 国际电工委员会IETF Internet Engineering Task Force Internet 工程任务组iGWB iGateway Bill 计费网关IMA Inverse Multiplexing on ATM ATM反向复用iManager M2000 integrated Manager Mobile 2000 集中移动网管系统M2000(华为公司网管产品)IMEI International Mobile station Equipment Identity 国际移动终端设备标识IMEISV International Mobile Station Equipment Identity and Software VersionIMS IP multimedia sub-systemIMSI International Mobile Subscriber Identity 国际移动用户标识IMT-2000 International Mobile Telecommunication 2000 国际移动通信系统2000IN Intelligent Network 智能网IOS Intelligent Optimization SystemIOT Inter Operation Test 测试(互联互通测试)。
C&C：Computer & Communication，计算机与通信C/D：Coder / Decoder，编码器/译码器C/I：Carrier/Interference，载干比C/N：Carrier-to-Noise ratio，载噪比C/R：Command / Response (bit) ，命令/响应(比特)C2B：Customer to Business，消费者到企业(电子商务)C3(3C)：Computer, Communication, Control，计算机、通信、控制C3I：Command, Control, Communication and Intelligence，指挥、控制、通信和情报C4I：Command, Control, Communication, Computer and Intelligence，指挥、控制、通信、计算机和情报C5(5C)：Computer, Communication, Content, Customer and Control，计算机、通信、容量、顾客和控制C7：CCITT No.7 signaling，CCITT七号信令CA：Call Agent，呼叫代理CA：Certificate Authority，认证中心CA：Charging Analysis，计费分析CA：Collision Avoidance，碰撞防止CA：Communication Automation，通信自动化CA：Congestion Avoidance，拥塞防止CAA：Computer Assisted Animation，计算机辅助动画CAAD：Computer Aided Architecture Design，计算机辅助结构设计CAAS：Computer-Assisted Animation System，计算机辅助动画系统CAC：Call Admission Control，呼叫允许控制CAC：Computer Aided Creating，计算机辅助创意CAC：Computer Assisted Composition，计算机辅助创作(作曲) CAC：Computer-Assisted Counseling，计算机辅助咨询CAC：Connection Admission Control，连接允许控制CAD：Computer Aided Design，计算机辅助设计CAD：Computer-Aided Diagnosis，计算机辅助诊断CAE：Computer-Aided Education，计算机辅助教育CAE：Computer-Aided Engineering，计算机辅助工程CAE：Customer Application Engineering，用户应用工程CAI：Common Air Interface，公共空中接口CAI：Computer-Aided Instruction，计算机辅助教学CAI：Computer-Assisted Interrogation，计算机辅助咨询CAIRS：Computer-Assisted Information Retrieval System，计算机辅助情报检索系统CAL：Computer-Assisted Learning，计算机辅助学习CD：Caller Diverting，来电转接Caller ID，来话方显示Cellular Phones，移动电话CAM：Computer Added Manufacturing，计算机辅助制造CAM：Core Access Module，核心接入模块CAMC ：Customer Access Maintenance Center，用户接入维护中心CAMEL：Customized Application for Mobile Network Enhanced Logic，移动网络定制应用增强逻辑服务器CAMPER：Computer Aided Movie PERspectives，计算机辅助电影画面制作CAN：Cable Area Network，缆区网络CAN：Campus Area Network，校园区域网络CAN：City Area Network，市区网络CAN：Compact Access Node，密集的接入结点CAN：Customer Access Network，用户接入网CAP：Cable Access Point，纤缆接入点CAP：Carrierless Amplitude Phase，无载波幅相(调制)CAP：Channel Assignment Problem，信道分配问题CAP：Competitive Access Provider，相互竞争的接入提供商CAPTAIN：Character And Pattern Telephone Access Information Network system，图文电话信息网络系统CAR：Channel Assignment Register，信道分配寄存器CAR：Committed Access Rate，承诺的接入速率CAR：Computer-Assisted Retrieval，计算机辅助检索CARD：Channel Allocation and Routing Data，信道分配与路由选择数据CARDDET，卡检测CAS：Channel Associated Signaling，随路信令CASE：Common Application Service Element，公共应用服务单元CASE：Computer Aided Software Engineering，计算机辅助软件工程CASE：Computer Aided Systems Evaluation，计算机辅助系统评价CAT：Computer Aided Testing，计算机辅助测试CAT：Computer-Aided Translation，计算机辅助翻译CATA：Computer Assisted Traditional Animation，计算机辅助传统动画显示CATS：CAble Transfer Splicing，纤缆转换连接CATV：CAble TeleVision，有线电视CATV：Community Antenna TeleVision，共用天线电视系统CATT：China Academy of Telecommunication Technology，中国电信科学技术研究院CAU：Cell Antenna Unit ，小区天线单元CA VE：Cellular Authentication V oice Encription，蜂窝鉴权和语音加密CA VG：Computer Assisted Video Generation，计算机辅助影像生成CAW：CAll Waiting，呼叫等待CB：Communication Bus，通信总线CB：Channel Bank，通道汇流排CBDS：Connectionless Broadband Data Service，无连接宽带数据业务CBK：Call BacK，回叫CBMA：Computer-Based Music Analysis，基于计算机的音乐分析CBQ：Class-Based Queuing，基于级别的排队CBR：Constant Bit Rate，固定比特率CBR：Constraint Based Routing，基于约束的选路CBR：Content Based Retrieval，基于内容的检索CBR：Continuous Bit Rate，恒比特速率CBSRP：Capacity-Based Session Reservation Protocol，基于容量的对话保留协议CBX：Computerized Branch eXchange，计算机化小交换机CC：Communication Control，通信控制CC ：Call Collision，呼叫冲突CC：Call Control ，呼叫控制CC：Color Compensation，彩色补偿CC：Color Correction，彩色校正CC：Compression and Coding，压缩与编码CC：Control Channel，控制信道CC：Country Code，国家代码CC：Connection Confirmation，接续确认CC：Convolutional Coding，卷积编码CC：Credit Card，信用卡CCA：Call Control Agent，呼叫控制代理CCA：Common Communication Adapter，公用通信适配器CCA：Common Cryptographic Architecture，公用密码结构CCAF：Call Control Access Function，呼叫控制接入功能CCAF：Call Control Agent Function，呼叫控制代理功能CCB：Call Control Block，呼叫控制块CCB：Configuration Control Board，配置管理委员会CCB：Connection Control Block，连接控制块CCB：Customer Care and Billing，客户服务和计费CCBS：Completion of Call to Busy Subscriber，遇忙呼叫完成CCC：Color Cell Compression，色彩单元压缩CCC：Computer Communication Converter ，计算机通信转换器CCC：Credit Card Calling，信用卡呼叫CCCH：Common Control Channel，公共控制信道CCD：Charge Coupled Device，电荷耦合器件CCDMA：Cooperative CDMA，协作CDMACCDN：Corporate Consolidation Data Network，共同统一数据网络CCDU：CES Channels Dispatch Unit，电路仿真业务信道分配单元CCE：Cooperative Computing Environment，协作计算环境CCF：Call Control Function，呼叫控制功能CCF：Communication Control Field，通信控制字段CCF：Connection Control Function，接续控制功能CCH：Control Channel，控制信道CCI：CoChannel Interference，共道干扰CCI：Conference Call Indicator，会议电话指示器CCIR：International Radio Consulative Committee，国际无线电咨询委员会CCIS：Coaxial Cable Information System，同轴电缆信息系统CCIS：Common-Channel Interoffice Signaling，共路局间信令CCITT：International Telegraph and Telephone Consultative Committee，国际电报与电话顾问委员会CCLN：CDMA Cellular Land Network CDMA，蜂窝陆地网络CCONTCSX ，开机维持CCONT：电源模块CCONTINT：电源模块中断CCP：Call Confirmation Procedure，呼叫确认过程CCP：Call Control Procedure，呼叫控制过程CCP：Call Control Processor，呼叫控制处理器CCP：Communication Control Processor，通信控制处理器CCP：Cross-Connection Point，交叉连接点CCPCH：Common Control Physical Channel，公共控制物理信道CCR：Call Congestion Ratio，呼损率CCS：Common Channel Signaling，公共信道信令CCS：Call Connected Signal，呼叫接通信号CCS：Centi-Call Seconds，百秒呼CCS：Common Channel Signaling，共路信令CCS：Control Coordination System，控制协调系统CCS7：Common Channel Signaling No.7，七号共路信令CCSA：Common-Control Switching Arrangement，公用控制交换方案CCSE：Common Channel Signaling Equipment，公共信道信令设备CCSM：Common Channel Signaling Module，公共信道信令模块CCSN：Common Channel Signaling Network，公共信道信令网CCSS：Common Channel Signaling System，公共信道信令系统CCTrCH：Coded Composite Transport Channel，编码组合传输信道CCTV：Closed-Circuit TeleVision，闭路电视CCU：Communication Control Unit，通信控制单元CCUT，低电保护充电控制信号CD：Call Deflection，呼叫改向CD：Call Distribution，呼叫分配CD：Cell Delay，信元延时CD：Collision Detection，冲突检测CD：Compact Disc，光盘CD：Compressed Data，压缩数据CDB：Common Data Bus，公共数据总线CDB：Common Data Base，公用数据库CD-DA：Compact Disc Digital Audio，数字音频光盘CDDI：Common Distributed Data Interface，通用分布式数据接口CDDI：Copper Distributed Data Interface，铜线分布式数据接口CD-DV：Compact Disc Digital Video，数字视频光盘CDE：Collaboration Development Environment，协同开发环境CDE：Compact Disc Erasable，可擦光盘CDF：Communication Data Field，通信数据字段CDFM：Compact Disc File Manager，光盘文件管理系统CDFS：Compact Disc File System，光盘文件系统CDG：CDMA Development Group，CDMA发展集团CD-G：Compact Disc-Graphics，图形光盘CDHS：Comprehensive Data Handling System，综合数据处理系统CDI：CalleD line Identity，被叫线路鉴别CD-I：Compact Disc-Interactive，交互式光盘CDIS：Common Data Interface System，公共数据接口系统CDL：Common channel Data Link，公共信道数据链路CDLI：CalleD Line Identity，被叫线路鉴别CDM：Code Division Multiplexing，码分复用CDMA：Code Division Multiple Access，码分多址，码分多址接入CD-MO：Compact Disk Magnet Optical，磁光盘Code Division Multiple Access(CDMA)，分码多重进接Cordless Phone，无线电话CDPD：Cellular Digital Packet Data，蜂窝数字分组数据CDN：Content Delivery Network，内容提供网CDNM：Cross-Domain Network Manager，跨域网络管理程序CDP：Customer Data Processing，用户数据处理CDPC：Central Data Processing Computer，中央数据处理计算机CDPD：Cellular Digital Packet Data，蜂窝数字分组数据CDPS：Central Data Processing System，中央数据处理系统CDR：Call Data Recording，呼叫数据记录CDR：Call Detail Record，呼叫详细记录CDR：Call Detail Recorder，呼叫细节记录器CDR：Capacity to Demand Ratio，容量需求比CDR：Charging Data Recording，计费数据记录CD-R：Compact Disc Recordable，可写光盘CD-R：Compact Disc-Recorder，光盘写入机CDRAM：Cache Dynamic Randon Access Memory，DRAM高速缓存CD-ROM：Compact Disc-Read Only Memory，只读光盘CDRTOS：Compact Disc Real Time Operating System ，光盘实时操作系统CD-RW：Compact Disc ReWritable，可擦写光盘CDS：Compressed Data Storage，压缩数据存储器CDS：Computerized documention Service，计算机化的文献服务CDSS：Compressed Data Storage System，压缩数据存储系统CD-UDF：Compact Disc Unified Disk Format，统一格式的光盘CDV：Cell Delay Variation，信元迟延变化CDV：Compressed Digital Video，压缩数字视频CD-V：Compact Disc-Video，视频光盘CDVT：Cell Delay Variation Tolerance，信元迟延变化容差CD-WO：Compact Disc Write Once ，一次写入光盘CD-WOEA：Compact Disc Write Once Extend Area，一次写入光盘扩充区CD-WORM：Compact Disc-Write Once Read Many，一次写入多次读出光盘CE：Call Establishment，呼叫建立过程CE：Circuit Emulation，电路仿真CE：Computing Environment，计算环境CE：Connecting Element ，连接单元CE：Convolutional Encoder，卷积编码器CEC：Cell Error Control，信元差错控制CELP：Code-Excited Linear Excited Predictive Coding，码激励线性编码CEM：Constant Envelope Modulation，恒包络调制CEN：Cell Error Number，信元差错数CENTRX：CENTRal Exchange，集中用户交换机CEP：Call set-up Error Probability，呼叫建立差错概率CEPT：Conference European Post et de Telecom，欧洲邮政和电信会议CER：Cell Error Rate，信元错误率CES：Circuit Emulation Service，电路仿真业务CES：Coast Earth Station，海岸地球站CES：Communication Engineering Standard，通信工程标准CEST：Coast Earth Station Telex，海岸地球站用户电报CF：Call Forwarding，呼叫前转CF：Conversion Facility，转换设施CF：Core Function，核心功能CFA：Capacity and Flow Assignment，容量和流量分配CFB：Call Forwarding Busy，呼叫前转忙CFB：Call Forward on mobile subscriber Busy,移动台忙时前向呼叫CFN：Carrier Frequency Net，载频网CFRNc：Call Forwarding on mobile subscriber Not Reachable,移动用户未够能达到前向呼叫CFNRy：Call Forwarding on No Reply，呼叫无应答前转CFR：Cell Failure Ratio，信元失效比CFR：Channel Failure Ratio，信道失效比CFS：Call Failure Signal，呼叫故障信号CFU：Call Forwarding Unconditional，前向呼叫无条件转移CG：Charging Gateway，计费网关CG：Computer Graphics，计算机图形学CGC：Charge Generation Control，计费生成控制CGC：Circuit-Group-Congestion，电路群拥塞CGH：Computer-Generated Holograms，计算机生成的全息图CGI：Common Gateway Interface，通用网关接口CGI：Computer Graphics Interface，计算机图形接口CGM：Computer Graphics Metafile，计算机图形元文件CGP：Computervision Graphics Processor，计算机视觉图像处理器CH：Call Handler，呼叫处理器CH：Call Hold，呼叫保持CHA：Call Hold with Announcement，带通知的呼叫保持CHAN：CHarge Analysis，计费分析CHAP：Challenge Handshake Authentication Protocol，口令握手认证协议CHARLIM，充电终止信号CHAS：CHannel Associated Signaling，随路信令CHC：CHannel Controller，通道控制器CHD：Call HanDling，呼叫处理CHI：CHannel Interface，通道接口CHILL：CCITT High Level Language，CCITT高级语言CHRFLAG：CHaRging FLAG，计费标记CHRMT：CHaRging MeThod，计费方法CHS：Call Hold Service，呼叫保持业务CHT：Call Holding Time，呼叫保持时间CI：Cell Identity，小区识别码CI：Cluster Interface，群接口CI：Command Identifier，指令标识符CI：Computer Interconnect，计算机互连CI：Congestion Indication，拥塞指示CI：Crossbar Interconnection，纵横制互联CI：Customer Installation，用户装置CIC：Ciucuit Identification Code，电路识别码CIC：Communications Intelligence Channel，通信智能信道CICS：Customer Information Control System，客户信息控制系统CID：Call Instance Data，呼叫实例数据CID：Caller Identification，主叫识别CID：Channel Identifier，信道标识符CIDFP：Call Instance Data File Point，呼叫实例数据文件段CIDR：Class Inter-Domain Routing，分级域间路由选择CIDR：Classless Inter Domain Routing，无级域间路由选择CIF：Common Intermedia Format，通用中间格式CIFS：Common Internet File System，公用因特网文件系统CIG：Cell Interconnection Gateway，信元互连网关CIG：Computer Image Generator，计算机图像发生器CIG：Computerized Interactive Graphics，计算机化交互图形学CIL：Call Identification Line，呼叫识别线路CIM：Common Information Model，公共信息模型CIM：Computer Input Media，计算机输入媒体CIM：Computer Input Microfilm，计算机输入微缩胶片CIM：Computer Integrated Manufacturing，计算机集成制造CIM：Control Interface Module，控制接口模块CIMS：Computer Integrated Manufacturing System，计算机集成制造系统CIO：Chief Information Officer，信息主管CIP：Call Information Processing，呼叫信息处理CIP：Congestion Indication Primitive，拥塞指示原语CIPOA：Classical IP Over ATM ATM，承载经典IPCIR：Calling-line-Identity-Request，主叫线路识别请求CIR：Committed Information Rate，待发信息速率CIS：CDMA Interconnect Subsystem，CDMA互连子系统CIS：Customer Information System，客户信息系统CISC：Complex-Instruction-Set Computing，复杂指令集计算CIU：Cell Input Unit，信元输入单元CIW：Customer Information Warehouse，用户信息仓库CIX：Commercial Internet eXchange，商用因特网交换CKE：Chinese Keypad Entry，中文键盘输入CKO：Chief Knowledge Officer，知识工程主管CLASS：Custom Local Area Signaling System，用户局域信令系统CLASS：Customized Local Access Signaling Service，定制的本地接入信令服务CLBM：CLassical Broadcasting Model，传统的广播模型CLD：Cell Loss Detection，信元损失检测CLEC：Competitive Local Exchange Carrier，竞争性的本地交换运营商CLI：Calling Line Identification，主叫线路识别CLI：Command Line Interface，指令线路接口CLIF：Called Line Identification Facility，被叫线路识别设备CLIP：Calling Line Identification Presentation，主叫用户线识别提示CLIP：CLassical over IP，IP承载传统业务CLIR：Calling Line Identification Restriction，主呼用户线识别限制CLIRI：Calling Line Identification Request Indication，主叫线路识别请求指示CLIS：Called Line Identification Signal，被叫线路识别信号CLLM：Consolidated Link Layer Management message，综合链路层管理信息CLM：ConnectionLess service Module，无连接业务模块CLNAP：ConnectionLess Network Access Protocol，无连接网络接入协议CLNP：ConnectionLess Network Protocol，无连接网络协议CLNS：ConnectionLess Network Service，无连接网络服务CLP：CaLl Processor，呼叫处理机CLP：Cell Loss Priority，信元丢失优先权CLP：Cell Loss Probability，信元丢失概率CL-PDU：ConnectionLess Protocol Data Unit，无连接协议数据单元CLPI：Cell Loss Priority Indication，信元丢失优先级指示CLR：Cell Loss Rate，信元丢失率CLR：Cell Loss Ratio，信元丢失比CLR：Computer Language Recorder，计算机语言记录装置CLS： Channel Load Sensing，信道负载检测CLS：Controlled Load Service，受控负载业务CLS：Customer Link Service，用户链路业务CL-SCCP：ConnectionLess SCCP，无连接SCCPCLSF：ConnectionLess Service Function，无连接服务功能CLSP：Channel Load Sensing Protocol，信道负载检测协议CLSS：Communication Link SubSystem，通信链路子系统CLT：Communication Line Terminal，通信线路终端CM：Cable Modem，纤缆调制解调器CM：Call Manager，呼叫管理器CM：Call Monitor，呼叫监控器CM：Cell Merger，信元归并CM：Coherence Multiplexing，相干复用CM：Configuration Management，配置管理CM：Connection Manager，连接管理器CM：Connection Management，连接管理CM：Connection Matrix，连接矩阵CM：Continuous Media，连续性媒体CM/SCM：Coherence Multiplexing / SubCarrier Multiplexing，相干复用/副载波复用CMA：Coherence Multiple Access，相干多址访问CMAC：Control Mobile Attenuation Code，控制移动衰减码CMC：Call Modification Completed message，呼叫改变完成消息CMC：Coherent Multi-Channel，相干多信道CMC：Concurrent Media Conversion，并行媒体转换CMC：CUG Management Center，CUG管理中心CMCB ：CoMmunication Control Block，通信控制功能块CME：Communication Management Entity，通信管理实体CME：Connection Management Entity，连接管理实体CMI：Call Management Information，呼叫管理信息CMI：Coding Method Identifier，编码方式标识符CMIP：Common Management Information Protocol，公共管理信息协议CMIP：Common Management Interface Protocol，公共管理接口协议CMIS：Common Management Information Service，公共管理信息服务CMIS/P：Common Management Information Service / Protocol，公共管理信息服务/协议CMISE：Common Management Information Service Element，公共管理信息业务单元CMM：Cell Management Module，信元管理模块CMN：Cell Misinsertion Number，信元错插数CMOS：Complementary Metal-Oxide Semiconductor，互补金属氧化物半导体CMP：Content Management and Protection，内容管理和保护CMP：Customer Management Point，客户管理点CMR：Call Modification Request message，呼叫改变请求消息CMR：Cell Misinsertion Rate，信元误插率CMR：Common-Mode Ratio，共模抑制比CMRR：Common-Mode Rejection Ratio，共模抑制比CMVR：Common-Mode V oltage Ratio，共模电压比CMRFI：Cable Modem RF Interface，线缆调制解调器射频接口CMRM：Call Modification Reject Message，呼叫改变拒绝信息CMRTS：Celulla Mobile Radio Telephone System，蜂窝移动无线电话系统CMS：Call Management System，呼叫管理系统CMS：Cluster Management System，群集管理系统CMS：Conversational Monitor System，会话式监控系统CMT：Cellular Message Telecommunications，蜂窝消息电信业务CMTS：Cable Modem Termination System，线缆调制解调器端接系统CMTS：Centralized Maintenance Test System，集中式维护测试系统CMW：Common MiddleWare，公共中间件CMX：Compact Multimedia Extension Services，压缩的多媒体扩展业务CMY：Cyan青，Magenta 品红，Yellow 黄，（printing colors），减色系统CN：Core Network，核心网CAN：Communication Network Architecture，通信网络体系结构CAN：Cooperative Networking Architecture，协作式联网体系结构CNC：Congestion Notification Cell，拥塞通知信元CNCC：Customer Network Control Center，用户网控制中心CNDP：Communication Network Design Program，通信网络设计程序CNII：China National Information Infrastructure，中国国家信息基础设施CNIP：Calling Name Identification Presentation，主叫号码识别显示CNIR：Calling Name Identification Restriction，主叫号码识别限制CNLP：Connectionless Network Layer Protocol，无连接模式网络层协议CNM：Centralized Network Management，集中式网络管理CNM：Customer Network Management，用户网管理CNMI：Communications Network Management Interface，通信网络管理接口CNN：Cellular Neural Network，蜂窝神经网络CNNS：Connectionless Node Network Service，无连接节点网络服务CNP：Communications Network Processor，通信网络处理器CNR：Carrier Noise Ratio，载噪比CNS：Communications Network System，通信网络系统CNTVR-1，稳压器控制信号－1CO：Central Office，中心局CO：Connection-Oriented，面向连接的COA：ChangeOver Acknowledge，倒换证实信号COAT：Coherent Optical Adaptive Technique，相干光自适应技术COBBACLK，音频（13M）时钟COBBACSX，音频片选COBBAIDA I数据线COBBAIF，音频接口COBBAQDAQ，数据线COBBASDA，音频数据COBBA，音频处理器COBOL：COmmon Business Oriented Language，面向商业的通用语言COC：Central Office Connection，中心局连接COC：COnsulation Calling，协商呼叫COCF：Connection-Oriented Convergence Function，面向连接的会聚功能CODEC：COder-DECoder，编译码器COFDM：Coding Orthogonal Frequency Division Multiplex，正交编码频分复用COH：Connection OverHead，连接开销COI：Central Office Interface，中心局接口COIP：COnnected line Identification Presentation，被连接线识别提示COIP：Connection-Oriented Internet Protocol，面向连接的网际协议COIR：COnnected line Identification Restriction，被叫连接线识别限制COIU：Central Office Interface Unit，中心局接口单元COL：Computer-Oriented Language，面向计算机的语言COL：COnnect Line identity ，连接线路识别COL(4:0),键盘列线COLI：COnnected Line Identity，被连接线路识别CoLP：Connected Line Identification Presentation，连接线显示CoLR：Connected Line Identification Restriction，连接线限制COM：Centralized Operation and Maintenance，集中的操作和维护COM：Common Object Model，公用对象模型COM：Continuation Of Message，报文继续COM/CM：Common Object Model / Continuation of Message ，公用对象模型/持续报文COMC ：Centralized Operations and Maintenance Center，集中的操作和维护中心CONF：CONFerence calling ，会议呼叫CONP：Connection Oriented Network layer Protocol，面向连接的网络层协议CONS：Connection-Oriented Network Service，面向连接的网络服务COO：Cost Of Ownership，拥有成本COP：Character-Oriented Protocol，面向字符的协议COP：Cohenrent Optical Processor，相干光处理器COP：Continuation Of Packet，分组的连续性COPS：Common Open Policy Service，通用开放策略服务COQ：Channel Optimized Quantizer，信道最佳化量化器CORBA：Common Object Request Broker Architecture，公共对象请求代理结构CoS：Class of Service，业务类别，服务等级COS：Cell Output Switch，信元输出交换COS：Communications-Oriented Software，面向通信的软件COS：Cooperation for Open Systems，开放系统协作CO-SCCP：Connection-Oriented SCCP，面向连接的SCCP COSS：Common Object Services Specifications，公共对象服务规范COT：Central Office Terminal，中心局终端设备COT：Class Of Traffic，业务种类COT：Class Of Trunk，中继类别COTS：Connection Oriented Transfer Service，面向连接的传送业务COVQ：Channel-Optimized Vector Quantization，信道最佳化矢量量化CP：Collision Presence，出现冲突CP：Common Part，公共部分CP：Connection Point，连接点CP：Consolidation Point，集合点CP：Content Provider，内容供应商CP：Customer Premise，用户所在地CPA：Computer Performance Analysis，计算机性能分析CPB：Channel Program Block，信道程序块CPBX：Centralized Private Branch exchange，集中式电话小交换机CPC：Call Processing Control，呼叫处理控制CPCH：Common Packet Channel，公共分组信道CPCS：Common Part Convergence Sublayer，公共部分会聚子层CPCS-PDU：CPCS-Protocol Data Unit，公共部分会聚子层协议数据单元CPCS-SDU：CPCS-Service Data Unit，公共部分会聚子层业务数据单元CPE：Customer Premises Equipment，用户端设备CPFSK：Continuous Phase-Frequency Shift Keying，连续相位频移键控CPG：Call ProGress，呼叫进展CPH：Calling Party Handling，呼叫方处理CPHCH：Common PHysical Channel，公共物理信道CPI：Characters Per Inch，字符数/英寸CPI：Common Part Indicator，公共部分指示CPICH：Common Pilot Channel，公共导频信道CPL：Computer Program Library，计算机程序库CPLD：Complex Programmable Logic Device，可编程逻辑器件CPM：Call Processing Model，呼叫处理模式CPM：Call Processor Module，呼叫处理机模块CPM：Call Progress Message，呼叫进行消息CPM：Call Protocol Message，呼叫协议信息CPM：Call Protocol Module，呼叫协议模块CPM：Continuous Phase Modulation，连续相位调制CPM：Control Protocol Message，控制协议消息CPM：Core Packet Module，核心分组模块CPM：Critical Path Method，关键路径方法CPM：Cross Phase Modulation，交叉相位调制CPM：Customer Profile Management，客户类型管理CPN：Closed Private Network，专用闭环网络CPN：Customer Premises Network，用户驻地网CPP：Call Processing Program，呼叫处理程序CPP：Calling Party Pay，主叫付费CPR：Chirp-to-Power Ratio，啁啾与功率比CPR：Cost-Performance Ratio，价格性能比CPRMA：Centralized PRMA，集中式分组预留多址CPS：Call Privacy Service，呼叫保密业务CPS：Call Processing System，呼叫处理系统CPS：Central Processing System，中央处理系统CPS：Certification Practice Statement，认证操作规定CPS：Common Part Sublayer，公共部分子层CPS-PDU：Common Part Sublayer Protocol Data Unit，公共部分子层协议数据单元CPS-PH：Common Part Sublayer Packet Header，公共部分子层分组头CPS-PP：Common Part Sublayer Packet Payload，公共部分子层净荷CPSR：Current Program Status Register，当前程序状态寄存器CPT：Cellular Paging Telecommunications，蜂窝寻呼电信业务CPT：ComPatibility Test，兼容性测试CPT：Control Packet Transmission，控制报文分组传输CPT：Cost Per Thousand，每千人次访问收费CPT：Critical Path Technique，临界路径技术CPU：Central Processing Unit，中央处理器CPWDM：Chirped-Pulse Wavelength Division Multiplexing，脉冲波分复用CLI：Calling Line Identification，主叫线识别CR：Calling Rate，呼叫率CR：Channel Reservation，信道预定CR：Connection Request，连接请求CRA：Customerized Record Announcement，客户规定的记录通知CRAC：Channel Reservation for Ahead Cell，前信元信道预留CRBA：Common Request Broker Arehitecture，公共请求代理体系结构CRC：Centralized Resource Control，集中资源控制CRC：Common Routing Channel，公共路由选择信道CRC：Cyclic Redundancy Check，循环冗余校验CRC：Cyclic Redundancy Code，循环冗余码校验CRCA：Cyclic Redundancy Code Accumulator，循环冗余码累加器CRD：Call Rerouting Distribution，重选呼叫路由分布CRD：Clock Recovery Device，时钟恢复设备CRD：Collision Resolution Device，碰撞检测设备CRE：Cell Reference Event，信元参考事件CRED：CREDit card calling，信用卡呼叫CRF：Channel Repetition Frequency，信道重复频率CRI：Call Request with Identification，识别呼叫请求CRI：Collective Routing Indicator，集群路由选择标志CRM：Call Recording Monitor，呼叫记录监视器CRM：Customer Relationship Management，客户关系管理CRN：Call ReturN，呼叫返回CRP：Call Request Packet，呼叫请求分组CRP：Currently Recommended alternate Path，当前推荐的迂回路由CRS：Call Redirection Server，呼叫再定向服务器CRS：Call Redirection Supervisor，呼叫再定向监视器CRS：Call Routing System，呼叫路由选择系统CRS：Cell Relay Service，信元中继业务CRSS：Call Related Supplementary Services，呼叫相关辅助业务CRT：Call Request Time，呼叫请求时间CRT：Cathode-Ray Tube，阴极射线管CRTP：Compressed Real-Time Protocol，实时压缩协议CS：Capability Set，能力集CS：Cell Station，小区站CS：Central Station，中心站CS：Channel Selector，信道选择器CS：Channel Switching，信道交换CS：Character Strings，字符串CS：Circuit Switch，电路交换CS：Circuit Switched Domain，电路交换域CS：Client-Server，客户机-服务器CS：Compression System，压缩系统CS：Connection Server，连接服务器CS：Convergence Sublayer，会聚子层CS-1：Capability Set-1，能力组1CSA：Carrier Service Area，载波服务区CSA：Client Server Architecture，客户机服务器体系结构CSC：Circuit Supervision Control，电路监控CSC：Circuit Switching Center，电路交换中心CSC：Common Signaling Channel，公共信令信道CSC：Common-channel Signaling Controller，公共信道信令控制器CSC：Control Signaling Code，控制信令码CSC：Customer Service Center，用户服务中心CSCE：Centralized Supervisory and Control Equipment，集中监控设备CS-CELP：Conjugate-Structure Coded-Excited Linear Predication，共轭结构码激励线性预测CSCF：Call Server Control Function，呼叫服务器控制功能CSCM：Coherent SubCarrier Multiplexing，相干副载波复用CSCS：Common Signaling Channel Synchronizer，公共信令信道同步器CSCT：Circuit-Switched Connection Type，电路交换连接类型CSCW：Computer Supported Cooperative Work，计算机支持的协同工作CSD：Call Set-up Delay，呼叫建立延迟CSD：Circuit Switched Data，电路交换数据CSDN：Circuit Switched Data Network，电路交换数据网CSDN：Circuit Switched Digital Network，电路交换数字网络CSE：Common channel Signaling Equipment，公共信道信令设备CSEI：Common channel Signaling Equipment Interface，公共信道信令设备接口CSF：Cell Site Function，信元位置功能CSF：Channel Selection Filter，信道选择滤波器CSH：Called Subscriber Hold，被叫用户保持CSI：Called Subscriber Identification，被叫用户识别CSI：Carrier Scale Internetworking，载波级互通CSI：Channel State Information，信道状态信息CSI：Convergence Sublayer Indication，会聚子层指示CSIC：Customer Specific Integrated Circuit，用户专用集成电路CSK：Code Shift Keying，码移键控CSL：Computer Structure Language，计算机结构语言CSLIP：Compressed Serial Line Internet Protocol，压缩的串行线路因特网协议CSM：Call Segment Model，呼叫段模型CSM：Call Set-up Message，呼叫建立消息CSM：Call Supervision Message，呼叫监控信息CSM：Central Subscriber Multiplex，中心用户复用CSM：Clock Supply Module，时钟供给模块CSM：Customer Service Management，用户服务管理CSMA：Carrier Sense Multiple Access，载波检测多址访问CSMA/CD：Carrier Sense Multiple Access with Collision Detection，带冲突检测的载波多路监听CSN：Circuit Switched Network，电路交换网CSN：Common Services Network，公共服务网CSNP：Complete Sequence Numbers Protocol data unit，完整序号协议数据单元CSO：Composite Second Order，复合二次失真CSP：Call Signal Processing，呼叫信号处理CSP：Commerce Service Provider，商业性服务供应商CSP：Control Signal Processor，控制信号处理机CSPDN：Circuit Switched Public Data Network，电路交换公共数据网CSPM：Call & Signaling Process Module，呼叫和信令处理模块CSR：Cell Start Recognizer，信元起始识别程序CSR：Cell Switch Router，信元交换路由器CSR：Centrex Station Rearrangement，中心站调整CSR：Customer Service Representative，客户服务代表CSS：Cell Site Switch，信元位置转换CSS：Channel Signaling System，信道信令系统CSTA：Computer-Supported Telecommunications Applications，计算机支持的电信应用CSTN：Color Super Twisted Nematic，彩色超扭曲向列（LCD）CSU：Channel Service Unit，信道服务单元CSU：Circuit Switching Unit，电路交换单元CSU：Common Service Unit，公共业务单元CSU：Customer Service Unit，用户业务单元CSU/DSU：Channel Service Unit / Data Service Unit，信道服务单元/数据服务单元CSUBANS：Called SUBscriber ANSwer，被叫用户应答CSUD：Call Set-Up Delay，呼叫建立延迟CSW：Channel Status Word，信道状态字CT：Call Transfer，呼叫转移CT：Computer Telephony，计算机电话CT/RT：Central Terminal / Remote Terminal，中央终端/远程终端CT2：Cordless Telephone 2，第二代无绳电话CT3：Cordless Telephone 3，第三代无绳电话CTA：Cordless Terminal Adaptor，无绳终端适配器CTB：Composite Triple Beat，复合三次拍频CTC：Cell Type Checker，信元类型检测器CTC：Channel Traffic Control，信道业务量控制CTC：CrossTalk Cancellation，串扰消除CTCA：Channel To Channel Adaptor，信道间适配器CTCF：Channel and Traffic Control Facility，信道与通信量控制设备CTCH：Common Traffic Channel，公共业务信道CTD：Cell Transfer Delay，信元传送迟延CTDM：Cell Time Division Multiplexing，信元时分复用CTDS：Code-Translation Data System，码转换数据系统CTE：Cable Termination Equipment，电缆终端设备CTE：Channel Translating Equipment，信道转换设备CTE：Customer Terminal Equipment，用户终端设备CTI：Computer Telephony Integration，计算机电话集成CTM：Circuit Transfer Mode，电路转移模式CTO：Chief Technology Officer，首席技术主管CTP：Connection Terminal Point，连接终端点CTS：Communications Technology Satellite，通信技术卫星CTS：Computer Telegram System，计算机电报系统CTS：Credit Telephone Service，信用卡电话业务CTTE：Common TDMA Terminal Equipment，通用TDMA终端设备CTV：Cable TeleVision，有线电视CTX：Customer Telephone eXchange，用户电话交换机CUF：Channel Utilization Factor，信道利用因素CUG：Closed User Group，密切用户群CUGOA：Closed User Group with Outgoing Access，带向外访问口的闭合用户群CUI：Character User Interface，字符用户接口CUID：Called User IDentification number，被叫用户识别号CUN：Common User Network，公共用户网络CVIP：Computer Vision and Image Processing，计算机视觉与图像处理CVPTV：Crypto-Vision Pay TeleVision，加密收费电视CVR：Computer V oice Response，计算机语音响应CVS：Creating Virtual Studios，虚拟制作室CVSD：Continuously Variable Slope Delta modulation，连续可变斜率增量调制CVT：Circuit Validity Testing，电路有效性测试CW：Call Waiting，呼叫等待CW：Continuous Wave (un-modulated signal)，连续波（未调制信号）CWP：Computer Word Processing，计算机字处理CWP：Current-window pointer，当前窗口指针。
通信专业英文缩略语缩略语英语解释中文解释AAM/CM D Administration Module/Communication Module管理和通信模块BBA BCCH Allocation BCCH 分配BAM Back Administration Module后管理模块BCC BTS Color Code基站色码BCCH Broadcast Control CHannel广播控制信道BCH Broadcast channel (transport channel)广播信道 (传输信道)BIE Base Station Interface Equipment基站接口设备BITS Building Integrated Timing Supply大楼综合定时供给系统BM Basic Module基本模块BS Base Station基站BS1 Abis Interface Abis 接口BSC Base Station Controller基站控制器BSIU Base Station Interface Unit基站接口单元BSS Base Station Subsystem基站子系统BTS Base Transceiver Station基站收发信台CCA Cell Allocation小区分配CBCH Cell Broadcast Channel小区广播信道CC Country Code国家码CCCH Common Control Channel公共控制信道CCS Common Channel Signaling共路信令方式CDU Combiner and Divider Unit合分路单元CGI Cell Global Identification全球小区识别码CIC Circuit Identification Code电路识别码CRC Cyclic Redundancy Check循环冗余校验CS-1 Code Scheme-1 编码模式－1( 9.05kbit/s ) CS-2 Code Scheme-2 编码模式－2( 13.4kbit/s ) CS-3 Code Scheme-3 编码模式－3( 15.6kbit/s )CS-4 Code Scheme-4 编码模式－4( 21.4kbit/s )CTN Central Switching Network Board 中央交换网板DDBF Database File数据库文件DPC Destination (Signaling) Point Code目的信令点编码DRX Discontinuous Reception非连续接收DTX 匚Discontinuous Transmission非连续性发射EE3M E3 Sub-Multiplexer E3 子复用设备EAC External Alarm Collection外部告警采集ECSC Early Classmark Sending Control早期类标发送控制EDU Enhanced Duplexer Unit增强型双工单元EFR Enhanced full rate speech code增强型全速率语音编解码EST 匚Establishment建立FFACCH Fast Associated Control Channel 快速随路控制信道FBC Photoelectric Conversion Board光电转换板FBI Optical Fiber Interface Board光接口板FPU Frame Processing Unit帧处理单元FTC Full Rate Transcoder全速率码变换器、全速率变码器FTP File Transfer Protocol文件传输协议FUL Radio Signaling Link无线信令链路GGALM Alarm board告警板GCKS Clock source时钟板GCTN Central switching Network board中心交换网板GEMA Emergency Action board双机倒换板GFBI Fiber Interface board光纤接口板GLAP LAPD Protocol Process board LAPD 协议处理板GMC2 Inter-Module Communication board ，模块通信板GMCC Module Communication and Control board模块通信控制板GMEM Memory board数据库接口板GMPU Main Process Unit主处理单元GNET Switching Network board交换网板GNOD Node Communication Board 节点通信板GOPT Local Optical Interface Board 光纤通信板GPRS General Packet Radio Service通用分组无线业务GPS Global Position System全球定位系统GSM Global System for Mobile Communications全球移动通信系统GSNT H GSM Signaling Switching Network Board信令交换网板nHDLC High-level Data Link Control 高级数据链路控制HO Handover切换HPA High magnification Power Amplifier board高增益功放板HSN Hopping Sequence Number跳频序列号HW I Highway母线iID IDentification/IDentity 识别IND Indication指示IOMU iSite Operation and Maintenance Unit操作维护单元板IP 1 Internet Protocol互联网协议、网际协议LLAPD Link Access Protocol on the D-channelD 信道上的链路访问协议LPN7 Common Channel Signaling Processing Board公共信道信令处理板MMA Mobile Allocation移动台（频率）分配MAIO Mobile Allocation Index Offset移动分配索引偏移MCC Mobile Country Code移动国家码MCK Main Clock board主时钟板MFU Microcell Frame Unit微蜂窝帧处理单元MMU Multiplication and Management Unit复用管理单元MNC Mobile Network Code移动网编号、移动网编码MS Mobile Station 移动台（手机）MSC Mobile Switching Center移动交换中心MSM MSC Subrate channel Multiplexer MSC 侧子复用板MTP M Message Transfer Part消息传递部分NNCC Network Color Code 网络色码NSS Network SubSystem 网络子系统OOM Opration and Maintenance 操作维护OMC Operation and MaintenanceCenter操作维护中心OML Operation and Maintenance Link操作与维护链路OMU Operation and Maintenance Unit操作维护单元OPC P Originating Point Code源信令点编码LPb Pb Interface Pb 接口PBCCH Packet Broadcast Control Channel分组广播控制信道PBGT Power Budget功率预算PBU Power Boost Unit功率增强单元PCCCH Packet Common Control Channel分组公共控制信道PCIC Packet Circuit Identity Code分组电路标识码PCM Pulse-Code Modulation脉冲编码调制PCU Packet Control Unit分组控制单元PDH Plesiochronous Digital Hierarchy准同步数字系列PDTCH Packet Data Traffic Channel分组业务数据信道PLMN Public Land Mobile Network 公用陆地移动（通信）网PMU Power and Environment Monitoring Unit电源环境监测板PSU Power Supply Unit供电单元PWC R Secondary Power Supply Board二次电源板r\RACH Random Access CHannel 随机接入信道RSL S Radio Signaling Link无线信令链路OSACCH Slow Associated Control Channel 慢速随路控制信道SAPI Service Access Point Identifier业务接入点标识SCCP Signaling Connection Control Part信令连接控制部分SCU Simple Combiner Unit简单合路单元SDCCH Stand-alone Dedicated Control Channel独立专用控制信道SITE Site站点SM Sub-Multiplexer Interface子复用板SMBCB Short Message Service Cell Broadcast短消息业务小区广播SMI Sub-Multiplexer Interface 子复用板SP Signaling Point 信令点SS7 Signaling System Number 7七号信令STP Signaling Transfer Point信令转接点TTA Timing Advance时间提前量TC Transcoder码变换器TCH Traffic CHannel业务信道TCSM Transcoder and Sub-Multiplexer码变换与子复用单元（器）TEI Terminal Equipment Identifier终端设备标识TES Transmission Extension power Supply unit传输扩展供电单元TEU Transmission Extension Unit传输扩展单元TFO Tandem Free Operation免汇接运营TMU Timing/Transmission and Management Unit 定时/传输管理单元TRAU Transcoder & Rate Adaptation Unit 码变换器/速率适配单元TRX Transceiver收发信机TS Timeslot时隙TSC Training Sequence Code 训练系列号（编码）VVSWR Voltage Standing Wave Ratio电压驻波比WWS Workstation 操作台A, Asub A-interface A 接口AC Alternating Current 交流AC Access Class (C0 to C15) 接入级别( C0 到C15)ACCH Associated Control Channel 随路控制信道ACELP Algebraic code excitation linear prediction 代数码激励线性预测ACOM Antenna Combiner 天线合路器AGCH Access Grant Channel 接入允许信道AM/CM Administration Module/ Communication Module 管理和通信模块ANSI American National Standard Institute 美国国家标准组织APC Automatic Power Control 自动功率控制API Application Program Interface 应用程序接口APL Advanced Phase Locking 高级时钟锁相ARFCN Absolute Radio Frequency Channel Number 绝对射频信道号ASIC Application Specific Integrated Circuit 专用集成电路AuC Authentication Center 鉴权中心BBA BCCH Allocation BCCH 分配BAM Back Administration Module 后管理模块BCC BTS Color Code 基站色码BCCH Broadcast Control CHannel 广播控制信道BCF Base Control Function 基本控制功能BCH Broadcast channel (transport channel) 广播信道BER Bit Error Rate 误码率BHCA Busy Hour Call Attempt 忙时尝试呼叫BIE Base station Interface Equipment (board) 基站接口设备(板)BIOS Basic Input Output System 基本输入输出系统BITS Building Integrated Timing Supply 大楼综合定时供给系统BM Basic Module 基本模块BP Burst Pulse 突发脉冲BQ Bad Quality 质量差BS Base Station 基站BS1 Abis Interface Abis 接口BSC Base Station Controller 基站控制器BSIC Base Station Identity Code 基站识别码BSMU Base Station Interface Unit 基站接口单元BSS Base Station Subsystem 基站子系统BSSAP Base Station Subsystem Application Part 基站子系统应用部分BSSGP Base Station Subsystem GPRS Protocol 基站系统GPRS 协议BSSMAP Base Station Subsystem Management Application Part 基站子系统管理应用部分BSSOMAP Base Station Subsystem Operation and Maintenance Application Part 基站子系统操作与维护应用部分BTS Base Transceiver Station 基站收发信台BTSM Base Transceiver Station Management BTS 管理BVC BSSGP Virtual Connection BSSGP 虚拟连接CCA Cell Allocation 小区分配CAMEL Customized Applications for Mobile network Enhanced Logic 移动网络增强逻辑的客户化应用CBA Cell Bar Access 小区禁止接入CBC Cell Broadcast Center 小区广播中心CBCH Cell Broadcast CHannel 小区广播信道CBCCH Cell Broadcast Control Channel 小区广播控制信道CBQ Cell Bar Qualify 小区禁止限制CBSM Cell Broadcast Short Message 小区广播短消息CC Country Code 国家码CC Calling Control 呼叫控制CC Connection Confirm 呼叫控制CCB Call Control Block 呼叫控制块CCBS Completion of Calls to Busy Subscribers 遇忙回呼CCCH Common Control Channel 公共控制信道CCH Control Channel 控制信道CCS Common Channel Signaling 共路信令方式CD Call Deflection 呼叫偏移CDB Cell Broadcast Database 小区广播数据库CDU Combining and Distribution Unit 合分路单元CELP Code Excited Linear Prediction 码激励线性预测CGI Cell Global Identity 小区全球识别码CI Cell Identity 小区识别CIC Circuit Identify Code 电路识别码CIC Carrier Interface Controller board 载频接口控制器CIR Carrier to Interference Ratio 载干比CKSN Ciphering Key Sequence Number 密钥序列号CKV Clock Drive board 时钟驱动板CM Connection Management 接续管理CPU Central Processing Unit 中央处理单元CR Connection Request 连接请求CRC Cyclic Redundancy Check 循环冗余校验CRO Cell Reselect Offset 小区重选偏移CS Coding Scheme （信道）编码方式CS-1 Code Scheme-1 编码模式－1( 9.05kbit/s )CS-2 Code Scheme-2 编码模式－2( 13.4kbit/s )CS-4 Code Scheme-4 编码模式4( 21.4kbit/s )CS-3 Code Scheme-3 编码模式－3( 15.6kbit/s )CTN Central Switching Network Board 中央交换网板DDB DataBase 数据库DBF Database File 数据库文件DBMS Database Management System 数据库管理系统DC Direct Current 直流DCCH Dedicated Control Channel 专用控制信道DCL Diagnostic Control Link 诊断控制链路DDN Digital Data Network 数字数据网DL Downlink 下行链路DLC Data Link Connection 数据链路连接DLCEP Data Link Connection End Point 数据链路连接端点DLCEPI Data Link Connection End Point Identifier 数据链路连接端点标识DLCI Digital Link Connection Identity 数据链路连接标识DNS Domain Name Server 域名服务器DPC Destination (Signaling) Point Code 目的信令点编码DRDBMS Distributed Relational DBMS 分布式关系数据库管理系统DRX Discontinuous Reception (mechanism) 不连续接收DSC Downlink Signaling fault Count 下行信令故障计数DSP Digital Signal Processor 数字信号处理器DTAP Direct Transfer Application Part 直接传输应用部分DTMF Dual Tone Multi-frequency 双音多频(收号器)DTX Discontinuous transmission (mechanism) 不连续发送(机制)EE-Abis Enhanced Abis 增强型AbisE3M E3 Sub-Multiplexer 增强型E1 子复用设备EA Early Allocation 预分配EAC External Alarm Collection 外部告警采集EC Emergency Call 紧急呼叫ECSC Early Classmark Sending Control 早期类标发送控制ECT Explicit Call Transfer 显示呼叫转移EDU Enhanced Duplexer Unit 增强型双工单元EFR Enhanced full rate speech code 增强型全速率语音编解码EIR Equipment Identity Register 设备识别寄存器EM Extended Measurement 扩展测量EMC Electromagnetic Compatibility 电磁兼容性EST Establishment 建立ETS European Telecommunication Standard 欧洲电信标准ETSI European Telecommunication Standard Institute 欧洲电信标准组织FFACCH Fast Associated Control CHannel 快速随路控制信道FBC Photoelectric Conversion Board 光电转换板FBI Optical Fiber Interface Board 光接口板FCCH Frequency Correction CHannel 频率校正信道FCS Frame Check Sequence 帧校验序列FDMA Frequency Division Multiple Access 频分多址FH Frequency Hopping 跳频FIR Finity Impulsion Response 有限冲击响应FN Frame Number 帧号FPU Frame Processing Unit 帧处理单元FR Frame Relay 帧中继FTAM File Transfer Access and manipulation 文件传输、接入及使用FTC Full Rate Transcoder 码变换板FTP File Transfer Protocol 全速率码变换器FUC Frame Unit Controller 帧单元控制器FUL Radio Signaling Link 无线信令链路G-Abis GPRS Abis GPRS AbisGALM Alarm board 告警板GCKS Clock source 时钟板GCTN Central switching Network board 中心交换网板GEMA Emergency Message Automatic Transmission System 双机倒换板GFBI Fiber Interface board 光纤接口板GGSN Gateway GPRS Support Node 网关GPRS 支持节点GLAP LAPD Protocol Process board LAPD 协议处理板GMC2 Inter-Module Communication board 模块通信板GMCC Module Communication and Control board 模块通信控制板GMEM Memory board 数据库接口板GMM GPRS Mobility Management GPRS 移动性管理GMPU Main Processing Unit 主处理单元GMSC Gateway Mobile Switching Center 关口局GMSK Gaussian Minimum Shift-frequency Keying 高斯滤波最小移频键控GNET Intra-module switching network board 交换网板GNOD Node Communication Board 节点通信板GOPT Local Optical Interface Board 光纤通信板GPRS General Packet Radio Service 通用分组无线业务GPS Global Position System 全球定位系统GPWS GSM Secondary Power board 二次电源板GSM ，GSM900 ，GSM1800 Global System for Mobile communications 全球移动通信系统，900MHz 的GSM 系统，1800MHz 的GSM 系统GSN GPRS Support Node GPRS 支持节点GSNT GSM Signaling Switching Network Board 信令交换网板GT Global Title 全局码GTP GPRS Tunnelling Protocol GPRS 隧道协议HHC/HY COM Hybrid Combiner 混合桥型合路器HCS Hierarchical Cell Structure 小区分层结构HDLC High level Data Link Control 高级数据链路控制HDSL High speed Digital Subscriber Line 高速数字用户线HLR Home Location Register 归属位置寄存器HO Handover 切换HPA High magnification Power Amplifier board 高增益功放板HSC Hot Swap Controller 热倒换控制器HSN Hopping Sequence Number 跳频序列号HW Highway 高速通路IID IDentification/IDentity 识别IEC International Electrotechnical Commission 国际电工委员会IMEI International Mobile station Equipment Identity 国际移动终端设备标识IMSI International Mobile Station Identity 国际移动用户识别码IND Indication 指示IOMU iSite Operation and Maintenance Unit 操作维护单元板IP Internet Protocol 互联网协议ISDN Integrated Services Digital Network 综合业务数字网ISO International Standard Organization 国际标准化组织ISR Interrupt Service 中断服务程序ISUP Integrated Services Digital Network User Part/ISDN User Part （七号信令之）ISDN 用户部分ITU International Telecommunication Union 国际电信联盟ITU-T International Telecommunication Union - Telecommunication Standardization Sector 国际电信联盟-电信标准部IWF Inter-working Function 互连功能JKLL2ML Layer 2 Management Link 层 2 管理链路L3MM Layer-3 Mobility Management 层三移动管理LA Location Area 位置区LAC Location Area Code 位置区码（LAC ）LAI Location Area Identity 位置区标识LAP Link Access Protocol 协议处理板LAPD Link Access Protocol on the D-channel D 信道上的链路访问协议LAPDMAIL LAPD Mail Box LAPD 邮箱LAPDm Link Access Protocol on the Dm channel Dm 信道上的链路访问协议LLC Logical Link Control 逻辑链路控制LMT Local Maintenance Terminal 本地维护终端LNA Low Noise Amplifier 低噪声放大器LPN7 Common Channel Signaling Processing Board 公共信道信令处理板MMA Mobile Allocation 移动台（频率）分配MAC Media Access Control 媒质接入控制MAIO Mobile Allocation Index Offset 移动分配索引偏移MAP Mobile Application Part 移动应用部分MBR Multiband Report 多频报告MCC Mobile Country Code 移动国家码MCK Main ClocK board 主时钟板MCP Multiple Communication-Protocol Processor 多重通信协议处理器MDC Message Discrimination 消息鉴别MDSL Medium Bit-rate Digital Subscriber Loop 中速数字用户环线MDT Message Distribution 消息分配ME Mobile Equipment 移动设备MFU Microcell Frame Unit 微蜂窝帧处理单元MM Mobility Management 移动性管理MMU Multiplication and Management Unit 复用管理单元MNC Mobile Network Code 移动网号MNS Mobile Network Signaling 移动网信令MR Measurement Result 测量结果MR Measurement Report 测量报告MRP Multiple Reuse Pattern 多重复用方式MRT Message Routing 消息路由MS Mobile Station 测量报告MSC Mobile services Switching Centre, Mobile Switching Centre 移动交换中心MSISDN Mobile Station International ISDN Number 移动台国际ISDN 号码MSM MSC Subrate channel Multiplexer MSC 侧子复用板MT Mobile Terminal 移动终端MTBF Mean Time Between Failure 平均无故障时间MTP Message Transfer Part 消息传输部分NNC Network Control 网络控制NCC Network Color Code 网络色码NCH Notification Channel 通知信道NE Network Equipment 网络设备NM Network Management 网络管理NS Network Service 网络服务NSE Network Service Entity 网络服务实体NSS Network SubSystem 网络子系统OO&M, OM Operations & Maintenance 操作与维护OACSO Off Air Call Set up 不占用空中通道的呼叫启动OAM Operation Administration and Maintenance 运行管理和维护OMAP Operation and Maintenance Application Part 操作维护应用部分OMC Operations & Maintenance Centre 操作维护中心OML Operation and Maintenance Link 操作与维护链路OMU Operations & Maintenance Unit (board) 操作维护单元(板) OOP Object Oriented Programming 面向对象的程序设计OPC Originating Point Code 源信令点编码OPT Optic Interface board 光纤通信板OS Operation System 操作系统OSI Open System Interconnection 开放系统互连模型PPA Power Amplifier 功率放大器PAGCH Packet Access Grant Channel 分组接入允许信道PBCCH Packet Broadcast Control Channel 分组广播控制信道PBGT Power Budget 功率预算PBU Power Boost Unit 功率增强单元Pb Pb Interface Pb 接口PbSL PCU-BSC Signaling Link PCU-BSC 间信令链路PCCCH Packet Common Control Channel 分组公共控制信道PCH Paging CHannel 寻呼信道PCIC Packet Circuit Identity Code 分组电路标识码PCM Pulse-Code Modulation 脉冲编码调制PCU Packet Control Unit 分组控制单元PD Protocol Discrimination 协议识别码PDCH Packet Data Channel 分组数据信道PDH Plesiochronous Digital Hierarchy 准同步数字系列PDN Packet Data Network 分组数据网PDP Packet Data Protocol 分组数据协议PDTCH Packet Data Traffic Channel 分组业务数据信道PI Peripheral Interface 外设接口部件PIN Personal Identity Number 个人识别码PLL Phase Locked Loop 锁相环路PLMN Public Land Mobile Network 公用陆地移动网络PMU Power and Environment Monitoring Unit 电源环境监测板PNCH Packet Notification Channel 分组通知信道POMU Packet Operation & Maintenance Unit 分组操作维护单元PON Passive Optical Network 无源光网络PPCH Packet Paging Channel 分组寻呼信道PRACH Packet Random Access Channel 分组随机接入信道PSDN Public Switched Data Network 公用数据交换网PSI Packet System Information 分组系统消息PSK Phase Shift Keying 相移键控PSTN Public Switched Telephone Network 公用电话交换网PSU Power Supply Unit 供电单元PT Penalty Time 惩罚时间PTCCH Packet Timing advance Control Channel 分组定时提前控制信道PTM Point To Multipoint 点到多点PTM-M Point To Multipoint Multicast 点对多点广播PTM-SC Point to Multipoint Service Center 点到多点数据服务中心PTP Point To Point 点对点PWC Secondary Power Supply Board 电源控制板QQoS Quality of Service 业务质量RACH Random Access Channel 随机接入信道RE Reestablishment 呼叫重建RF Radio Frequency 射频RLC Radio Link Control 无线链路控制RLM Radio Link Management 无线链路管理RPE-LTP Regular Pulse Excitation-Long Term Prediction 规则脉冲激励-长期预测RPPU Radio Packet Process Unit 无线分组处理单元RR Radio Resource 无线资源RSA Rivest-Shamir-Adleman 通用关键子密码方法RSL Radio Signaling Link 无线信令链路RTE Radio Test Equipment 天线测试设备RX Receiver/Reception 收信机/接收RXLEV Received signal level 接收信号等级RXQUAL Received Signal Quality 接收信号质量SSABM Set Asynchronous Balanced Mode 置异步平衡模式SACCH Slow Associated Control Channel 慢速随路控制信道SACCH/C4 Slow Associated Control Channel/SDCCH/4 慢速随路控制信道/SDCCH/4 SACCH/C8 Slow Associated Control CHannel/SDCCH/8 慢速随路控制信道/SDCCH/8 SACCH/T Slow Associated Control CHannel/Traffic channel 慢速随路控制信道/ 业务信道SACCH/TF Slow Associated Control Channel/Traffic channel Full rate 慢速随路控制信道/ 全速率业务信道SAP Service Access Point 服务接入点SAPI Service Access Point Identifier 业务接入点标识SCCP Signaling Connection Control Part 信令连接控制部分SCH Synchronization CHannel 同步信道SCMG SCCP Management SCCP 管理SCU Simple combining Unit 简单合路单元SDCCH Stand-alone Dedicated Control CHannel 独立专用控制信道SDH Synchronous Digital Hierarchy 同步数字系列SDU Service Data Unit 业务数据单元SGSN Serving GPRS Support Node 服务GPRS 支持节点SID Silence Descriptor 静噪指示SIG Signaling 信令SIM Subscriber Identity Module 用户识别卡SITE Site 站点SLM Signaling Link Management 信令链路管理SLS Signaling Link Selection 信令链路选择码SM Sub-Multiplexer Interface 子复用板SM-SC Short Message - Service Center 短消息中心SMBCB Short Message Service Cell Broadcast 短消息业务小区广播SMC Short Message Center 短消息中心SMI Sub-Multiplexer Interface 子复用板SMS Short Message Service 短消息业务SMS-GMSC Short Message Service - Gateway MSC 短消息关口MSC SMS-IWMSC Short Message Service Interworking MSC 短消息互联MSCSMSCB Short Message Service Cell Broadcast 短消息小区广播SMUX Sub-Multiplexer 子复用器SNDCP SubNetwork Dependent convergence Protocol 子网相关的收敛协议SOR Support Optimization Routing 支持优选路由SP Signaling Point 信令点SRM Signaling Route Management 信令路由管理SS Supplementary Service 补充业务SS7 Signalling System No.7 七号信令SSN SubSystem Number 子系统号STM Signaling Traffic Management 信令业务管理STP Signaling Transfer Point 信令转接点TTA Timing Advance 定时提前量TAI Timing Advance Index 时间提前量索引TBF Temporary Block Flow 临时数据块流TC Transcoder 码变换器TCH Traffic Channel 业务信道TCH/F A full rate TCH 全速率业务信道TCH/F2.4 A full rate data TCH (2.4kbit/s) 全速率数据业务信道( 2.4kbit/s ) TCH/F4.8 A full rate date TCH (4.8kbit/s) 全速率数据业务信道( 4.8kbit/s ) TCH/F9.6 A full rate data TCH (9.6kbit/s) 全速率数据业务信道( 9.6kbit/s ) TCH/FS A full rate Speech TCH 全速率话音业务信道TCI Terminal Interface board 终端接口板TCP Transmission Control Protocol 传输控制协议TCSM TransCoder & Sub-Multiplexer 码变换与子复用单元TDMA Time Division Multiple Access 时分多址TE Terminal Equipment 终端设备TEI Terminal Equipment Identifier 终端设备识别码TES Transmission Extension power Supply unit 传输扩展供电单元TEU Transmission Extension Unit 传输扩展单元TFI Transport Format Indicator 传输格式指示TFO Tandem Free Operation 免汇接运营TLLI Temporary Link Level Identity 临时链路等级标识TMSC Tandem Mobile Switching Centre 汇接移动交换中心TMSI Temporary Mobile Subscriber Identifier 临时移动用户标识符TMU Timing/Transmission and Management Unit 定时/传输管理单元TN Timeslot Number 时隙号TNI Terminal Network Interface 终端网络接口部件TO Temporary Offset 临时偏移TRAU Transcoder & Rate Adaptation Unit 码变换器/ 速率适配单元TRX Transceiver (board) 收发信机TS Timeslot 时隙TSC Training Sequence Code 训练系列号(编码)TUP Telephone User Part(SS7) 电话用户部分UUA Unnumbered Acknowledge 无编号证实UDP User Datagram Protocol 用户数据报协议UDT Unit Data 单位数据UI Unnumbered Information (frame) 无编号信息帧Um 空中接口USF Uplink State Flag 上行链路状态标识USSD Unstructured Supplementary Service Data 非结构化补充业务数据VVAD Voice Activity Detection 话音激活检测VBS Voice Broadcast Service 话音广播呼叫业务VEA Very Early Allocation 很早分配VGCS Voice Group Call Service 话音组呼业务VLR Visitor Location Register 拜访用户位置寄存器VM Voice Mailbox 语音邮箱VSAT Very Small Aperture Terminal 甚小天线卫星地球站WWDT Watchdog Timer 看门狗WS Workstation 操作台XxDSL x Digital Subscriber Line x 数字用户线YZ爱尔兰表：某基站站型为S4/4/4。
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
ADM: Administration4 M : Man、Machine、Material、Method8D:8 Disciplines of Problem SolvingA/P：Active/PassiveA2B：PCB的版本；AA:Authoritative answerAAL:ATM Adaptation LayerABR：available bit rateAC：Authentication CodeACFC：Address-and-Control-Field-CompressionACK：AcknowledgementACL：Access Control ListADC：analog digital circuitADM: AdministratorADM:ADD/Drop MultiplexerADSL:Asymmetric Digital Subscribe LoopAES：Advanced Encryption StandardAFE：Analog Front EndAH：Authentication HeaderAK：Activation KeyAM：amplify modulationAMX:kind of real time OS like TreadXAOI：Automatic Optic Inspection 自动光学检测是基于光学原理来对焊接生产中遇到的常见缺陷进行检测的设备AP:Access PointAP：Account payable (FIN 部门职能之一，应付帐款)AP:Application (IS部门职能之一，负责应用软件维护等)API:Application Program Interface应用编程接口APP：Address Resolution ProtocolAQL：Acceptance Quality LevelARM:Advanced RISC MachinesARP:Address Resolution ProtocolASN：Abstract Syntax NotationAT： standard command for analog modem control that begin with “at”ATA:Analogue Telephone AdaptorATM：Asynchronous Transfer Mode (It’s NOT Automated Teller Machine)ATU-R:ADSL Termination Unit RemoteAV：Anti VirusB/I: Burn inBackbone：骨干网BACP:Bandwidth Allocation Control ProtcolBAP:Bandwidth allocation protocol 带宽分配协议BAT: Basic acceptable testBB：BootbaseBCA:Boot common areaBE：BootExtBGP：Border gateway protocolBIOS:Basic Input Output System 基本输入输出系统BOD:Bandwidth On Demand( Changing bandwidth dynamically during MP) BOM:Bill Of MaterialBRAS:Broadband Remote Access Server 远程宽带接入服务器BRI:Basic Rate InterfaceBSSID:Basic SSIDBU:Business UnitBug: 软硬件毛病BUS:Broadcast &Unknown ServerBWFD：Bandwidth For DownloadCAC：Content access controlCAP:Carrierless Amplitude/phase Modulation 无载波调幅调相CAPI:Common Application Programming InterfaceCascading Style Sheets 层叠样表单CBR：Constant Bit RateCC/SC：Special Characteristics /Safety CharacteristicsCCITT：Consultative Committee for International Telegraph and TelephoneCD: Compact Disk 装在包装盒里面的CDCDR：Call Detail RecordCDV:cell-delay variation or "jitter"CE:component engineerCfg:ConfigurationCFI：Canonical Format IndicatorCHAP：Challenge Handshake Authentication ProtocolCI：Command InterfaceCIDR:Classless Inter-Domain RoutingCLI:Command Line InterfaceCLP：Cell Loss PriorityCLR :cell-loss rateCNM:Central Network Management是一个透过浏览器接口即可进行企业整体网络管理的完整解决方案，可协助企业网络管理员从任何地点均能轻松进行ZyXEL网络设备的组态设定、管理、监控、CO:central officeCOE:Central Office EquipmentCore Value: Integrity / Teamwork / Customer SatisfactoryCPCS:Common Part Convergence SublayerCPE: Customer Premise EquipmentCPK：Capability of Overall ProcessCPLD: Complex Programmable Logic Device可编程逻辑器件CQA：Customer Quality AssuranceCRC：Cycle redundancy checkout 循环冗余码校验CS：convergence sublayerCSO: Customer Service OrganizationCSU/DSU:Channel Service Unit／Data Service Unit通道服务单元／数据服务单元CTD:cell-transfer delayCTS:Clear to sendCUI:Command User InterfaceD Flow:Software Design FlowDA：Destination AddressDAC：Digital/Analog ConverterDamaged part：损件DB：DatabaseDC：direct currentDCC: Document Coordination and ControlDCO：Design Change OrderDDNS： dynamic domain name systemdebug：找出软硬件毛病DES：Data Encryption StandardDF:don’t fragmentDFM ：Design For Manufacture，即可制造性设计DFT：design for test，是在设计的时候考虑到今后测试的问题，而这个test是指测试生产和封装过程中可能出现defectDHCP： Dynamic Host Configuration ProtocolDIP: Dual In-line Package 双列直插式封装。
通信专业英文缩略语缩略语英语解释中文解释AAM/CM Administration Module/Communication Module管理和通信模块BBA BCCH Allocation BCCH分配BAM Back Administration Module后管理模块BCC BTS Color Code基站色码BCCH Broadcast Control CHannel广播控制信道BCH Broadcast channel (transport channel)广播信道（传输信道）BIE Base Station Interface Equipment基站接口设备BITS Building Integrated Timing Supply大楼综合定时供给系统BM Basic Module基本模块BS Base Station基站BS1Abis Interface Abis接口BSC Base Station Controller基站控制器BSIU Base Station Interface Unit基站接口单元BSS Base Station Subsystem基站子系统BTS Base Transceiver Station基站收发信台CCA Cell Allocation小区分配CBCH Cell Broadcast Channel小区广播信道CC Country Code国家码CCCH Common Control Channel公共控制信道CCS Common Channel Signaling共路信令方式CDU Combiner and Divider Unit合分路单元CGI Cell Global Identification全球小区识别码CIC Circuit Identification Code电路识别码CRC Cyclic Redundancy Check循环冗余校验CS-1Code Scheme-1编码模式－1（9.05kbit/s）CS-2Code Scheme-2编码模式－2（13.4kbit/s）CS-3Code Scheme-3编码模式－3（15.6kbit/s）CS-4Code Scheme-4编码模式－4（21.4kbit/s）CTN Central Switching Network Board中央交换网板DDBF Database File数据库文件DPC Destination (Signaling) Point Code目的信令点编码DRX Discontinuous Reception非连续接收DTX Discontinuous Transmission非连续性发射EE3M E3 Sub-Multiplexer E3子复用设备EAC External Alarm Collection外部告警采集ECSC Early Classmark Sending Control早期类标发送控制EDU Enhanced Duplexer Unit增强型双工单元EFR Enhanced full rate speech code增强型全速率语音编解码EST Establishment建立FFACCH Fast Associated Control Channel快速随路控制信道FBC Photoelectric Conversion Board光电转换板FBI Optical Fiber Interface Board光接口板FPU Frame Processing Unit帧处理单元FTC Full Rate Transcoder全速率码变换器、全速率变码器FTP File Transfer Protocol文件传输协议FUL Radio Signaling Link无线信令链路GGALM Alarm board告警板GCKS Clock source时钟板GCTN Central switching Network board中心交换网板GEMA Emergency Action board双机倒换板GFBI Fiber Interface board光纤接口板GLAP LAPD Protocol Process board LAPD协议处理板GMC2Inter-Module Communication board，模块通信板GMCC Module Communication and Control board模块通信控制板GMEM Memory board数据库接口板GMPU Main Process Unit主处理单元GNET Switching Network board交换网板GNOD Node Communication Board节点通信板GOPT Local Optical Interface Board光纤通信板GPRS General Packet Radio Service通用分组无线业务GPS Global Position System全球定位系统GSM Global System for Mobile Communications全球移动通信系统GSNT GSM Signaling Switching Network Board信令交换网板HHDLC High-level Data Link Control高级数据链路控制HO Handover切换HPA High magnification Power Amplifier board高增益功放板HSN Hopping Sequence Number跳频序列号HW Highway母线IID IDentification/IDentity识别IND Indication指示IOMU iSite Operation and Maintenance Unit操作维护单元板IP Internet Protocol互联网协议、网际协议LLAPD Link Access Protocol on the D-channel D信道上的链路访问协议LPN7Common Channel Signaling Processing Board公共信道信令处理板MMA Mobile Allocation移动台（频率）分配MAIO Mobile Allocation Index Offset移动分配索引偏移MCC Mobile Country Code移动国家码MCK Main Clock board主时钟板MFU Microcell Frame Unit微蜂窝帧处理单元MMU Multiplication and Management Unit复用管理单元MNC Mobile Network Code移动网编号、移动网编码MS Mobile Station移动台(手机)MSC Mobile Switching Center移动交换中心MSM MSC Subrate channel Multiplexer MSC侧子复用板MTP Message Transfer Part消息传递部分NNCC Network Color Code网络色码NSS Network SubSystem网络子系统OOM Opration and Maintenance操作维护OMC Operation and MaintenanceCenter操作维护中心OML Operation and Maintenance Link操作与维护链路OMU Operation and Maintenance Unit操作维护单元OPC Originating Point Code源信令点编码PPb Pb Interface Pb接口PBCCH Packet Broadcast Control Channel分组广播控制信道PBGT Power Budget功率预算PBU Power Boost Unit功率增强单元PCCCH Packet Common Control Channel分组公共控制信道PCIC Packet Circuit Identity Code分组电路标识码PCM Pulse-Code Modulation脉冲编码调制PCU Packet Control Unit分组控制单元PDH Plesiochronous Digital Hierarchy准同步数字系列PDTCH Packet Data Traffic Channel分组业务数据信道PLMN Public Land Mobile Network公用陆地移动（通信）网PMU Power and Environment Monitoring Unit电源环境监测板PSU Power Supply Unit供电单元PWC Secondary Power Supply Board二次电源板RRACH Random Access CHannel随机接入信道RSL Radio Signaling Link无线信令链路SSACCH Slow Associated Control Channel慢速随路控制信道SAPI Service Access Point Identifier业务接入点标识SCCP Signaling Connection Control Part信令连接控制部分SCU Simple Combiner Unit简单合路单元SDCCH Stand-alone Dedicated Control Channel独立专用控制信道SITE Site站点SM Sub-Multiplexer Interface子复用板SMBCB Short Message Service Cell Broadcast短消息业务小区广播SMI Sub-Multiplexer Interface 子复用板SP Signaling Point信令点SS7Signaling System Number 7七号信令STP Signaling Transfer Point信令转接点TTA Timing Advance时间提前量TC Transcoder码变换器TCH Traffic CHannel业务信道TCSM Transcoder and Sub-Multiplexer码变换与子复用单元（器）TEI Terminal Equipment Identifier终端设备标识TES Transmission Extension power Supply unit传输扩展供电单元TEU Transmission Extension Unit传输扩展单元TFO Tandem Free Operation免汇接运营TMU Timing/Transmission and Management Unit定时/传输管理单元TRAU Transcoder & Rate Adaptation Unit码变换器/速率适配单元TRX Transceiver收发信机TS Timeslot时隙TSC Training Sequence Code训练系列号(编码）VVSWR Voltage Standing Wave Ratio电压驻波比WWS Workstation操作台A, Asub A-interface A接口AC Alternating Current 交流AC Access Class (C0 to C15) 接入级别（C0到C15）ACCH Associated Control Channel 随路控制信道ACELP Algebraic code excitation linear prediction 代数码激励线性预测ACOM Antenna Combiner 天线合路器AGCH Access Grant Channel 接入允许信道AM/CM Administration Module/ Communication Module 管理和通信模块ANSI American National Standard Institute 美国国家标准组织APC Automatic Power Control 自动功率控制API Application Program Interface 应用程序接口APL Advanced Phase Locking 高级时钟锁相ARFCN Absolute Radio Frequency Channel Number 绝对射频信道号ASIC Application Specific Integrated Circuit 专用集成电路AuC Authentication Center 鉴权中心BBA BCCH Allocation BCCH分配BAM Back Administration Module 后管理模块BCC BTS Color Code 基站色码BCCH Broadcast Control CHannel 广播控制信道BCF Base Control Function 基本控制功能BCH Broadcast channel (transport channel) 广播信道BER Bit Error Rate 误码率BHCA Busy Hour Call Attempt 忙时尝试呼叫BIE Base station Interface Equipment (board) 基站接口设备（板）BIOS Basic Input Output System 基本输入输出系统BITS Building Integrated Timing Supply 大楼综合定时供给系统BM Basic Module 基本模块BP Burst Pulse 突发脉冲BQ Bad Quality 质量差BS Base Station 基站BS1 Abis Interface Abis接口BSC Base Station Controller 基站控制器BSIC Base Station Identity Code 基站识别码BSMU Base Station Interface Unit 基站接口单元BSS Base Station Subsystem 基站子系统BSSAP Base Station Subsystem Application Part 基站子系统应用部分BSSGP Base Station Subsystem GPRS Protocol 基站系统GPRS协议BSSMAP Base Station Subsystem Management Application Part 基站子系统管理应用部分BSSOMAP Base Station Subsystem Operation and Maintenance Application Part 基站子系统操作与维护应用部分BTS Base Transceiver Station 基站收发信台BTSM Base Transceiver Station Management BTS管理BVC BSSGP Virtual Connection BSSGP虚拟连接CCA Cell Allocation 小区分配CAMEL Customized Applications for Mobile network Enhanced Logic 移动网络增强逻辑的客户化应用CBA Cell Bar Access 小区禁止接入CBC Cell Broadcast Center 小区广播中心CBCH Cell Broadcast CHannel 小区广播信道CBCCH Cell Broadcast Control Channel 小区广播控制信道CBQ Cell Bar Qualify 小区禁止限制CBSM Cell Broadcast Short Message 小区广播短消息CC Country Code 国家码CC Calling Control 呼叫控制CC Connection Confirm 呼叫控制CCB Call Control Block 呼叫控制块CCBS Completion of Calls to Busy Subscribers 遇忙回呼CCCH Common Control Channel 公共控制信道CCH Control Channel 控制信道CCS Common Channel Signaling 共路信令方式CD Call Deflection 呼叫偏移CDB Cell Broadcast Database 小区广播数据库CDU Combining and Distribution Unit 合分路单元CELP Code Excited Linear Prediction 码激励线性预测CGI Cell Global Identity 小区全球识别码CI Cell Identity 小区识别CIC Circuit Identify Code 电路识别码CIC Carrier Interface Controller board 载频接口控制器CIR Carrier to Interference Ratio 载干比CKSN Ciphering Key Sequence Number 密钥序列号CKV Clock Drive board 时钟驱动板CM Connection Management 接续管理CPU Central Processing Unit 中央处理单元CR Connection Request 连接请求CRC Cyclic Redundancy Check 循环冗余校验CRO Cell Reselect Offset 小区重选偏移CS Coding Scheme （信道）编码方式CS-1 Code Scheme-1 编码模式－1（9.05kbit/s）CS-2 Code Scheme-2 编码模式－2（13.4kbit/s）CS-3 Code Scheme-3 编码模式－3（15.6kbit/s）CS-4 Code Scheme-4 编码模式－4（21.4kbit/s）CTN Central Switching Network Board 中央交换网板DDB DataBase 数据库DBF Database File 数据库文件DBMS Database Management System 数据库管理系统DC Direct Current 直流DCCH Dedicated Control Channel 专用控制信道DCL Diagnostic Control Link 诊断控制链路DDN Digital Data Network 数字数据网DL Downlink 下行链路DLC Data Link Connection 数据链路连接DLCEP Data Link Connection End Point 数据链路连接端点DLCEPI Data Link Connection End Point Identifier 数据链路连接端点标识DLCI Digital Link Connection Identity 数据链路连接标识DNS Domain Name Server 域名服务器DPC Destination (Signaling) Point Code 目的信令点编码DRDBMS Distributed Relational DBMS 分布式关系数据库管理系统DRX Discontinuous Reception (mechanism) 不连续接收DSC Downlink Signaling fault Count 下行信令故障计数DSP Digital Signal Processor 数字信号处理器DTAP Direct Transfer Application Part 直接传输应用部分DTMF Dual Tone Multi-frequency 双音多频（收号器）DTX Discontinuous transmission (mechanism) 不连续发送（机制）EE-Abis Enhanced Abis 增强型AbisE3M E3 Sub-Multiplexer 增强型E1子复用设备EA Early Allocation 预分配EAC External Alarm Collection 外部告警采集EC Emergency Call 紧急呼叫ECSC Early Classmark Sending Control 早期类标发送控制ECT Explicit Call Transfer 显示呼叫转移EDU Enhanced Duplexer Unit 增强型双工单元EFR Enhanced full rate speech code 增强型全速率语音编解码EIR Equipment Identity Register 设备识别寄存器EM Extended Measurement 扩展测量EMC Electromagnetic Compatibility 电磁兼容性EST Establishment 建立ETS European Telecommunication Standard 欧洲电信标准ETSI European Telecommunication Standard Institute 欧洲电信标准组织FFACCH Fast Associated Control CHannel 快速随路控制信道FBC Photoelectric Conversion Board 光电转换板FBI Optical Fiber Interface Board 光接口板FCCH Frequency Correction CHannel 频率校正信道FCS Frame Check Sequence 帧校验序列FDMA Frequency Division Multiple Access 频分多址FH Frequency Hopping 跳频FIR Finity Impulsion Response 有限冲击响应FN Frame Number 帧号FPU Frame Processing Unit 帧处理单元FR Frame Relay 帧中继FTAM File Transfer Access and manipulation 文件传输、接入及使用FTC Full Rate Transcoder 码变换板FTP File Transfer Protocol 全速率码变换器FUC Frame Unit Controller 帧单元控制器FUL Radio Signaling Link 无线信令链路GG-Abis GPRS Abis GPRS AbisGALM Alarm board 告警板GCKS Clock source 时钟板GCTN Central switching Network board 中心交换网板GEMA Emergency Message Automatic Transmission System 双机倒换板GFBI Fiber Interface board 光纤接口板GGSN Gateway GPRS Support Node 网关GPRS支持节点GLAP LAPD Protocol Process board LAPD协议处理板GMC2 Inter-Module Communication board 模块通信板GMCC Module Communication and Control board 模块通信控制板GMEM Memory board 数据库接口板GMM GPRS Mobility Management GPRS移动性管理GMPU Main Processing Unit 主处理单元GMSC Gateway Mobile Switching Center 关口局GMSK Gaussian Minimum Shift-frequency Keying 高斯滤波最小移频键控GNET Intra-module switching network board 交换网板GNOD Node Communication Board 节点通信板GOPT Local Optical Interface Board 光纤通信板GPRS General Packet Radio Service 通用分组无线业务GPS Global Position System 全球定位系统GPWS GSM Secondary Power board 二次电源板GSM， GSM900， GSM1800 Global System for Mobile communications 全球移动通信系统，900MHz的GSM系统，1800MHz的GSM系统GSN GPRS Support Node GPRS支持节点GSNT GSM Signaling Switching Network Board 信令交换网板GT Global Title 全局码GTP GPRS Tunnelling Protocol GPRS隧道协议HHC/HY COM Hybrid Combiner 混合桥型合路器HCS Hierarchical Cell Structure 小区分层结构HDLC High level Data Link Control 高级数据链路控制HDSL High speed Digital Subscriber Line 高速数字用户线HLR Home Location Register 归属位置寄存器HO Handover 切换HPA High magnification Power Amplifier board 高增益功放板HSC Hot Swap Controller 热倒换控制器HSN Hopping Sequence Number 跳频序列号HW Highway 高速通路IID IDentification/IDentity 识别IEC International Electrotechnical Commission 国际电工委员会IMEI International Mobile station Equipment Identity 国际移动终端设备标识IMSI International Mobile Station Identity 国际移动用户识别码IND Indication 指示IOMU iSite Operation and Maintenance Unit 操作维护单元板IP Internet Protocol 互联网协议ISDN Integrated Services Digital Network 综合业务数字网ISO International Standard Organization 国际标准化组织ISR Interrupt Service 中断服务程序ISUP Integrated Services Digital Network User Part/ISDN User Part （七号信令之）ISDN用户部分ITU International Telecommunication Union 国际电信联盟ITU-T International Telecommunication Union - Telecommunication Standardization Sector 国际电信联盟-电信标准部IWF Inter-working Function 互连功能J- -KLL2ML Layer 2 Management Link 层2管理链路L3MM Layer-3 Mobility Management 层三移动管理LA Location Area 位置区LAC Location Area Code 位置区码（LAC）LAI Location Area Identity 位置区标识LAP Link Access Protocol 协议处理板LAPD Link Access Protocol on the D-channel D信道上的链路访问协议LAPDMAIL LAPD Mail Box LAPD邮箱LAPDm Link Access Protocol on the Dm channel Dm信道上的链路访问协议LLC Logical Link Control 逻辑链路控制LMT Local Maintenance Terminal 本地维护终端LNA Low Noise Amplifier 低噪声放大器LPN7 Common Channel Signaling Processing Board 公共信道信令处理板MMA Mobile Allocation 移动台（频率）分配MAC Media Access Control 媒质接入控制MAIO Mobile Allocation Index Offset 移动分配索引偏移MAP Mobile Application Part 移动应用部分MBR Multiband Report 多频报告MCC Mobile Country Code 移动国家码MCK Main ClocK board 主时钟板MCP Multiple Communication-Protocol Processor 多重通信协议处理器MDC Message Discrimination 消息鉴别MDSL Medium Bit-rate Digital Subscriber Loop 中速数字用户环线MDT Message Distribution 消息分配ME Mobile Equipment 移动设备MFU Microcell Frame Unit 微蜂窝帧处理单元MM Mobility Management 移动性管理MMU Multiplication and Management Unit 复用管理单元MNC Mobile Network Code 移动网号MNS Mobile Network Signaling 移动网信令MR Measurement Result 测量结果MR Measurement Report 测量报告MRP Multiple Reuse Pattern 多重复用方式MRT Message Routing 消息路由MS Mobile Station 测量报告MSC Mobile services Switching Centre, Mobile Switching Centre 移动交换中心MSISDN Mobile Station International ISDN Number 移动台国际ISDN号码MSM MSC Subrate channel Multiplexer MSC侧子复用板MT Mobile Terminal 移动终端MTBF Mean Time Between Failure 平均无故障时间MTP Message Transfer Part 消息传输部分NNC Network Control 网络控制NCC Network Color Code 网络色码NCH Notification Channel 通知信道NE Network Equipment 网络设备NM Network Management 网络管理NS Network Service 网络服务NSE Network Service Entity 网络服务实体NSS Network SubSystem 网络子系统OO&M, OM Operations & Maintenance 操作与维护OACSO Off Air Call Set up 不占用空中通道的呼叫启动OAM Operation Administration and Maintenance 运行管理和维护OMAP Operation and Maintenance Application Part 操作维护应用部分OMC Operations & Maintenance Centre 操作维护中心OML Operation and Maintenance Link 操作与维护链路OMU Operations & Maintenance Unit (board) 操作维护单元（板）OOP Object Oriented Programming 面向对象的程序设计OPC Originating Point Code 源信令点编码OPT Optic Interface board 光纤通信板OS Operation System 操作系统OSI Open System Interconnection 开放系统互连模型PPA Power Amplifier 功率放大器PAGCH Packet Access Grant Channel 分组接入允许信道PBCCH Packet Broadcast Control Channel 分组广播控制信道PBGT Power Budget 功率预算PBU Power Boost Unit 功率增强单元Pb Pb Interface Pb接口PbSL PCU-BSC Signaling Link PCU-BSC间信令链路PCCCH Packet Common Control Channel 分组公共控制信道PCH Paging CHannel 寻呼信道PCIC Packet Circuit Identity Code 分组电路标识码PCM Pulse-Code Modulation 脉冲编码调制PCU Packet Control Unit 分组控制单元PD Protocol Discrimination 协议识别码PDCH Packet Data Channel 分组数据信道PDH Plesiochronous Digital Hierarchy 准同步数字系列PDN Packet Data Network 分组数据网PDP Packet Data Protocol 分组数据协议PDTCH Packet Data Traffic Channel 分组业务数据信道PI Peripheral Interface 外设接口部件PIN Personal Identity Number 个人识别码PLL Phase Locked Loop 锁相环路PLMN Public Land Mobile Network 公用陆地移动网络PMU Power and Environment Monitoring Unit 电源环境监测板PNCH Packet Notification Channel 分组通知信道POMU Packet Operation & Maintenance Unit 分组操作维护单元PON Passive Optical Network 无源光网络PPCH Packet Paging Channel 分组寻呼信道PRACH Packet Random Access Channel 分组随机接入信道PSDN Public Switched Data Network 公用数据交换网PSI Packet System Information 分组系统消息PSK Phase Shift Keying 相移键控PSTN Public Switched Telephone Network 公用电话交换网PSU Power Supply Unit 供电单元PT Penalty Time 惩罚时间PTCCH Packet Timing advance Control Channel 分组定时提前控制信道PTM Point To Multipoint 点到多点PTM-M Point To Multipoint Multicast 点对多点广播PTM-SC Point to Multipoint Service Center 点到多点数据服务中心PTP Point To Point 点对点PWC Secondary Power Supply Board 电源控制板QQoS Quality of Service 业务质量RRACH Random Access Channel 随机接入信道RE Reestablishment 呼叫重建RF Radio Frequency 射频RLC Radio Link Control 无线链路控制RLM Radio Link Management 无线链路管理RPE-LTP Regular Pulse Excitation-Long Term Prediction 规则脉冲激励-长期预测RPPU Radio Packet Process Unit 无线分组处理单元RR Radio Resource 无线资源RSA Rivest-Shamir-Adleman 通用关键子密码方法RSL Radio Signaling Link 无线信令链路RTE Radio Test Equipment 天线测试设备RX Receiver/Reception 收信机/接收RXLEV Received signal level 接收信号等级RXQUAL Received Signal Quality 接收信号质量SSABM Set Asynchronous Balanced Mode 置异步平衡模式SACCH Slow Associated Control Channel 慢速随路控制信道SACCH/C4 Slow Associated Control Channel/SDCCH/4 慢速随路控制信道/SDCCH/4 SACCH/C8 Slow Associated Control CHannel/SDCCH/8 慢速随路控制信道/SDCCH/8 SACCH/T Slow Associated Control CHannel/Traffic channel 慢速随路控制信道/业务信道SACCH/TF Slow Associated Control Channel/Traffic channel Full rate 慢速随路控制信道/全速率业务信道SAP Service Access Point 服务接入点SAPI Service Access Point Identifier 业务接入点标识SCCP Signaling Connection Control Part 信令连接控制部分SCH Synchronization CHannel 同步信道SCMG SCCP Management SCCP管理SCU Simple combining Unit 简单合路单元SDCCH Stand-alone Dedicated Control CHannel 独立专用控制信道SDH Synchronous Digital Hierarchy 同步数字系列SDU Service Data Unit 业务数据单元SGSN Serving GPRS Support Node 服务GPRS支持节点SID Silence Descriptor 静噪指示SIG Signaling 信令SIM Subscriber Identity Module 用户识别卡SITE Site 站点SLM Signaling Link Management 信令链路管理SLS Signaling Link Selection 信令链路选择码SM Sub-Multiplexer Interface 子复用板SM-SC Short Message - Service Center 短消息中心SMBCB Short Message Service Cell Broadcast 短消息业务小区广播SMC Short Message Center 短消息中心SMI Sub-Multiplexer Interface 子复用板SMS Short Message Service 短消息业务SMS-GMSC Short Message Service - Gateway MSC 短消息关口MSCSMS-IWMSC Short Message Service Interworking MSC 短消息互联MSCSMSCB Short Message Service Cell Broadcast 短消息小区广播SMUX Sub-Multiplexer 子复用器SNDCP SubNetwork Dependent convergence Protocol 子网相关的收敛协议SOR Support Optimization Routing 支持优选路由SP Signaling Point 信令点SRM Signaling Route Management 信令路由管理SS Supplementary Service 补充业务SS7 Signalling System No.7 七号信令SSN SubSystem Number 子系统号STM Signaling Traffic Management 信令业务管理STP Signaling Transfer Point 信令转接点TTA Timing Advance 定时提前量TAI Timing Advance Index 时间提前量索引TBF Temporary Block Flow 临时数据块流TC Transcoder 码变换器TCH Traffic Channel 业务信道TCH/F A full rate TCH 全速率业务信道TCH/F2.4 A full rate data TCH (2.4kbit/s) 全速率数据业务信道（2.4kbit/s）TCH/F4.8 A full rate date TCH (4.8kbit/s) 全速率数据业务信道（4.8kbit/s）TCH/F9.6 A full rate data TCH (9.6kbit/s) 全速率数据业务信道（9.6kbit/s）TCH/FS A full rate Speech TCH 全速率话音业务信道TCI Terminal Interface board 终端接口板TCP Transmission Control Protocol 传输控制协议TCSM TransCoder & Sub-Multiplexer 码变换与子复用单元TDMA Time Division Multiple Access 时分多址TE Terminal Equipment 终端设备TEI Terminal Equipment Identifier 终端设备识别码TES Transmission Extension power Supply unit 传输扩展供电单元TEU Transmission Extension Unit 传输扩展单元TFI Transport Format Indicator 传输格式指示TFO Tandem Free Operation 免汇接运营TLLI Temporary Link Level Identity 临时链路等级标识TMSC Tandem Mobile Switching Centre 汇接移动交换中心TMSI Temporary Mobile Subscriber Identifier 临时移动用户标识符TMU Timing/Transmission and Management Unit 定时/传输管理单元TN Timeslot Number 时隙号TNI Terminal Network Interface 终端网络接口部件TO Temporary Offset 临时偏移TRAU Transcoder & Rate Adaptation Unit 码变换器/速率适配单元TRX Transceiver (board) 收发信机TS Timeslot 时隙TSC Training Sequence Code 训练系列号(编码）TUP Telephone User Part(SS7) 电话用户部分UUA Unnumbered Acknowledge 无编号证实UDP User Datagram Protocol 用户数据报协议UDT Unit Data 单位数据UI Unnumbered Information (frame) 无编号信息帧Um 空中接口USF Uplink State Flag 上行链路状态标识USSD Unstructured Supplementary Service Data 非结构化补充业务数据VVAD Voice Activity Detection 话音激活检测VBS Voice Broadcast Service 话音广播呼叫业务VEA Very Early Allocation 很早分配VGCS Voice Group Call Service 话音组呼业务VLR Visitor Location Register 拜访用户位置寄存器VM Voice Mailbox 语音邮箱VSAT Very Small Aperture Terminal 甚小天线卫星地球站WWDT Watchdog Timer 看门狗WS Workstation 操作台XxDSL x Digital Subscriber Line x数字用户线YZ爱尔兰表：某基站站型为S4/4/4。
通讯领域缩写及解释缩写及解释ABC Administration Billing Center （管理列表中心）AC Authentication Center （鉴权中心）AC/DC AC/DC Converter （交直流转换）ACOM Antenna Combiner （天线连接器）ACT Alarm Collection Terminal （告警收集终端）ACTA ACT Alarm Board （ACT告警板）ACTC ACT Connection Board （ACT连接板）ACTP ACT Processor Board （ACT处理板）AE Alarm & Error Handling （告警错误管理）AGC Automatic Gain Control （自动增益控制）AMA Automatic Message Accounting （自动消息记帐）ANT Antenna Transmitter Output （天线传输输出器）AOC Advice of ChargeAOCC Advice of Charge - Charging levelAOCI Advice of Charge - Information levelAPS Application Program System （应用程序系统）ATM Asynchronous Transfer Mode （异步传输模式）ATOP Automatic Operator （自动操作）BA Basic Access （基本接入）BAIC Barring of All Incoming CallsBAOC Barring of All Outgoing CallsBAP Base Processor （基站处理器）BBSIG Baseband and Signal Processing （基站信令处理）BCT Basic Craft Terminal （基站终端）BDCG Bus Distributor Module with Clock Generator for DSU （为DSU提供的带有时钟发生器的总线分配模块）BIC-Roam B arring of All Incoming Calls when RoamingOutside Home PLMNCountryBMML Basic MML （基本人机对话语言）BOIC Barring of All Outgoing International CallsBOIC-exHC Barring of All Outgoing International Calls except to Home PLMNCountryBP Backplane （备板）BSC Base Station Controller （基站控制器）BSCI BSC Interface Card （BSC接口卡）BSIC Base Station Identity Code （基站识别码）BSS Base Station System （基站系统）BSS Basestation Subsystem （基站子系统）BSSAP Base Station System Application Part （基站系统应用部分）BSSMAP Base Station System Management Application Part （基站系统管理应用部分）BTS Base Transceiver Station （基站收发台）BTSE Base Transceiver Station Equipment （基站收发设备）CAP Call Processor （呼叫处理器）CBC Cell Broadcast Center （蜂窝广播中心）CCBS Completion of Call to Busy Subscribers CCG(A) Central Clock Generator A （主时钟发生器A）CCNC Common Channel Signaling Network Control （公共信令控制）CCNP Common Channel Signaling Network Processor （公共信令处理器）CCS7 Common Channel Signaling System No. 7 （NO.7信令）CCTRL Core Controller （主控）CD ROM Compact Disc Read Only MemoryCDA Circuit Duplex Asynchronous （异步双工）CDS Circuit Duplex Synchronous （同步双工）CFB Call Forwarding on mobile subscriber BusyCFNRc Call Forwarding on mobile subscriber Not Reachable CFNRy Call Forwarding on No ReplyCFU Call Forwarding UnconditionalCLI Command Line InterfaceCLIP Calling Line Identification Presentation （呼叫链路标示显示）CLIR Calling Line Identification Restriction （呼叫链路标示限制）CM Configuration Management （结构管理）CMISE Common Management Information Service Element （公共管理信息服务单元）CML Command Manual （命令手册）CMY Common Memory （公共存储器）CNI Comfort Noise InsertionCOBA Core BasisCONT ControlCOSA Core SatelliteCOU Control of UseCOUC Conference Unit C （会议单元）CP113C Coordination Processor 113C （协调处理器113C）CP113CR Coordination Processor 113CR (Rural Version) （协调处理器113CR）农话版CRP8 Code Receiver for Pushbutton Dialing, 8 Receiver ModulesCSC Combined Switching Center （组交换中心）CSDN Circuit Switched Data Network （电路交换数字网）CT Call Transfer （呼叫转移）CU Carrier Unit （载波单元）CUG Closed User Group （关闭用户群）CW Call Waiting （呼叫等待）D1800 Digital Mobile Radio Communication Network, GSM1800 Standard（数字移动无线电通信网）D900 Digital Mobile Radio Communication Network, GSM 900 Standard DAS Digital Announcement System （数字广播系统）DC Direct CurrentDCBCTRL DC and Battery Controller （直流及电池控制）DCN Data Communication Network （数据通信网）DEC120 Digital Echo Compensator （数字回音补偿）DIAMCO Dual Integrated Amplifier Multicoupler（双工放大多路耦合器）DLU Digital Line Unit （数字用户线单元）DLUB Digital Line Unit B （数字用户线单元B）DLUC Control for DLU System (in DSU/DLUB)（数字用户线单元控制）DPCDRC Distance Related ChargingDSU Data Service Unit （数字服务单元）DTAP Direct Transfer Application Part （直接转移申请部分）DTLP Dual Trunk Line Interface （双口中继链路接口）DTMF Dual Tone Multi-Frequency Signaling （双音多频信令）DTX Discontinuous Transmission （不连续发送）DUAMCO Duplexer Amplifier Multicoupler （双工放大多路耦合器）DUCOM Duplex Combiner （双工连接器）EDSS.1 European Digital Subscriber Signaling System No. 1（欧洲数字用户信令系统）EFR Enhanced Full-Rate channel （增强全速率信道）EIR Equipment Identity Register （设备身份寄存器）EM External Memory （外部存储器）EMCYMN Emergency Manual （紧急事件指南）EMI Electro Magnetic Interference （电磁干扰）ESD Electrostatic Sensitive Device （静电感应装置）ETSI European Telecommunications Standards Institute（欧洲电信标准协会）EWSD Digital Electronic Switching System （数字电子交换系统）FAC Final Assembly Code （终端汇编码）FDMA Frequency Division Multiple Access （频分多址）FICOM Filter Combiner （滤波连接器）FM Fault Management （错误管理）FP Fault Protection （错误保护）FPH Freephone Service （空闲电话服务）FR Full-Rate （全速率）FTAM File Transfer and Access Management （文档发送和存取管理）GCG:DLUB Group Clock Generator for DLUB （DLUB的群时钟发生器）GMSC Gateway MSC （MSC网关）GMSK Gaussian Minimum Shift Keying （高斯最小频移键控）GPN Group Processor N （群处理器N）GSM Global System for Mobile Communication（全球通）GUI Graphical User Interface （图形用户接口）HLR Home Location Register （归属地位置寄存器）HPDU High Power Duplexer （高功率双工）HPLMN Home PLMN （本地PLMN）HR Half-Rate （半速率）HYCOM Hybrid Combiner （混合连接器）IACHASTA Interadministration Charging and Statistics（管理计费和统计）IARA Interadministration Revenue Accounting （管理税收帐目）IDF Inventory Data File （详细数据文件）IDT Inventory Data Table （详细数据表格）IMEI International Mobile Equipment Identity （国际移动设备IMSI International Mobile Subscriber Identity （国际移动用户识别码）IN Intelligent Network （智能网）IN Introduction Manual （入门指南）INAP IN Application Part （IN应用部分）IOC Input/Output Control （输入输出控制）IOP Input/Output Processor （输入输出处理器）IOP:AUC Input/Output Processor for Authentication Center（鉴权中心输入输出处理器）IP Intelligent Peripheral （智能外围设备）ISDN Integrated Services Digital Network （综合业务数字网）ISO International Organization for Standardization（国际标准化组织）ISUP ISDN User Part （ISDN用户部分）ITU-T I nternational Telecommunication Union, Sector TelecommunicationStandardization （国际电信联盟--电信标准化部分）IWE Interworking Equipment （互联网设备）IWF Interworking Function （互联网功能）IXLT O&M Interface （操作维护接口）LAI Location Area Identity （本地识别码）LAN Local Area Network （局域网）LE Link Equipment （链路设备）LE Local Exchange （本地交换）LI Link Interface （链路接口）LMSI Local Mobile Subscriber Identity （本地移动用户识别码）LMT Local Maintenance Terminal （本地维护终端）LNA Low Noise Amplifier （低噪放大器）LNA&BF Low Noise Amplifier & Band Filter （低噪放器及带通LRU Least Replaceable Unit （最小可替换单元）LTG Line/Trunk Group （用户/中继线群）LTGG Line/Trunk Group G （用户/中继线群G）LTGN Line/Trunk Group N （用户/中继线群N）LTU:S Line/Trunk Unit: Supplementary （用户/中继线单元：补充）MAP Mobile Application Part （移动应用部分）MB(B) Message Buffer B （消息缓存器B）MBBCU Multichannel Base Band Unit （多波段基带单元）MCR Mobile Call Record （移动呼叫录音）MCS Mass Calling Service （集中呼叫服务）MDD Magnetic Disk Device （磁盘驱动器）MF Mediation Function （调解函数）MFC:R2 Multifrequency Code Signaling (R2) （多频码信令R2）MIC Mobile Internal Call (inter MSC) （移动内部呼叫）MMC Mobile to Mobile Call (inter MSC) （移动对移动呼叫）MML Man Machine Language （人机对话语言）MMN Maintenance Manual （维护指南）MOC Mobile Originated CallMOD Magneto-optical Disk （磁光磁盘）MOT Managed Object under T est （测试下的管理对象）MPCC Main Processor Control Card （主处理控制插件）MPM Multiple Pulse Metering （多样脉冲计数器）MPTY Multi Party Service （多用户服务）MS Mobile Station （移动基站）MSC Mobile-Services Switching Center （移动用户交换中心）MSCI MSC Interface Card （MSC接口插件）MSRN Mobile Station Roaming Number （移动用户漫游号码）M-SSP Mobile SSP （移动SSP）MTC Mobile Terminated Call （移动终止呼叫）MTD Magnetic Tape Device （磁带设备）MTP Message Transfer Part （消息传递部分）MUCO Multicoupler （多路耦合器）NDC National Destination Code （国家目的码）NMC Network Management Center （网管中心）NOB nob_RIUs only （nob_RIU not on-board Remote Inventory DataNUC Nailed-Up ConnectionsOACSU Off Air Call Setupob_RIU on-board Remote Inventory DataOCANEQ Operationally Controlled Equipment for AnnouncementOCE:SPM Operationally Controlled Equipment for Announcement, StoredProgram Control and MemoryODB Operator Determined BarringOEM Original Equipment Manufacturer （原设备制造商）OGL Operator Guide Line （操作管理链路）OMC Operation and Maintenance Center （操作维护中心）OMC-B Operation and Maintenance Center for BSS （BSS操作维护中心）OMC-S Operation and Maintenance Center for SSS （SSS操作维护中心）OMN Operation and Maintenance Manual （操作维护手册）OMP-B Operation and Maintenance Processor for BSS （BSS操作维护处理器）OMP-S Operation and Maintenance Processor for SSS（SSS操作维护处理器）OMS Operation and Maintenance Subsystem （操作维护子系统）ORACLE Commercially database product （商业数据库产品）OS Operating System （操作系统）OS Operations System （操作系统）OSD OMS Status Display （OMS状态显示）OSF Open System Foundation （开放系统基础）OSI Open Systems Interconnection （开放系统互连）OVPT Overvoltage Protection and Tracer （过压保护及跟踪）PA Power Amplifier （功率放大）PA Primary Access （主站接入）PABX Private Automatic Branch Exchange （专用自动小交换机）PAD Packet Assembler/Disassembler （打包/拆包）PCR Preventative Cyclic RetransmissionPCS Personalization Center for SIM （SIM的个人化中心）PH Packet Handler （信息包管理）PDN 公用数据网PID Product Identification DataPLMN Public Land Mobile Network （公用陆地移动网）PM Performance Management （性能管理）PPCC Peripheral Processor for CCS7 （CCS7外围处理器）PPLD Peripheral Processor for LAPD Channels（LAPD信道外围处理器）PPM Periodic Pulse Metering （周期脉冲计数器）PPS PrePaid Service （预付费服务）PPSC PrePaid Service Center （预付费服务中心）PSDN Packet Switched Data Network （信息包交换数据网络）PSTN Public Switched Telephone Network （公用交换电话网）QTLP Quad Trunk Line Interface （四芯总线链路接口）RAND Random Number （随机号码）RF Radio Frequency （无线电频率）RFRX Radio Frequency Receiver unit （无线电频率接收单元）RFTX Radio Frequency Transmitter unit （无线电频率发射单元）RITL Radio-in-the-Loop （环路无线电）RSS Radio Subsystem （无线电子系统）RX Receiver （接收器）RXAMCO Receiver Antenna Module and Multi Coupler Module（接收天线模块和多路连结模块）RXAMOD Receive Antenna Module （接收天线模块）RXFIL Bandpass Filter for Receive Path （接收通路的带通滤波）RXMUCO Receiver Multi Coupler （接收多路连结器）SAS Secure Application Service （保密申请服务）SBS Siemens Base Station （西门子基站）SCCP Signaling Connection Control Part （信令连接控制部分）SCE Service Creation Environment （SCI Subscriber Controlled Input （用户控制输入）SCM Service Class Mark （服务级别标示）SCP Service Control Point （服务控制点）SDDPFC Subscriber Dependent Digit Processing and Feature Control（依靠数字处理和特征控制的订户）SDL Specification and Description LanguageSGCB Switch Group Control BSILTG Signaling Link Terminal GroupSIM Subscriber Identity ModuleSIVAPAC Siemens Variable Packaging SystemSLMA:FPE Subscriber Line Module Analog for DLUB, Feature programmable,Module E （用户模块：连接模拟用户）SLMD Subscriber Line Module Digital （用户模块：连接ISDN 用户）SMC Security Management Center （安全管理中心）SMD Surface Mounted Device （SMP Service Management Point （服务管理点）SMS Short Message Service （短消息服务）SMU Site Manager Unit （基站管理单元）SN(B) Switching Network B （交换网络）SN16 Switching Unit with 16 kbit/s Submulti-plexingSN64 Switching Unit with 64 kit/s SubmultiplexingSolaris/UNIX Commercially Operating System ProductSPM Single Pulse Metering （信令脉冲计数器）SPOTS S upport of Planing, Operation&Mainte-nance and Traffic AnalysisSystemSRES Signed Response （带符号的响应）SSP Service Switching Point （服务交换点）SYP System Panel （系统面板）TAC Technical Assistance Center （技术协助中心）TAC Type Approval Code （类型准许玛）TAD Test Adapter （测试适配器）TCAP Transaction Capabilities Application PartTCP/IP Transmission Control Protocol/Internet Protocol（传输控制协议互连网协议）TDMA Time Division Multiple Access （时分多址）TDPC Telephony and Distributor Processor Card（电话分配处理计数器）TED Technical Description （技术描述）TIS Teleinfo Service （电话信息服务）TMA Tower Mounted Amplifier （塔放）TMSI Temporary Mobile Subscriber Identity （临时移动用户识别码）TPU Transceiver and Processor Unit （收发器和处理单元）TRAC Transcoding and Rate Adaption Card （码型转换和速率适配卡）TRAU Transcoding and Rate Adaption Unit （码型转换和速率适配单元）TRX Transceiver （收发器）TRXA Analogue Signal Processing Part （模拟信号处理部分）TRXD Digital Signal Processing Part （数字信号处理部分）TU Test Unit （测试单元）TUP Telephone User Part （电话用户部分）TV TelevotingTX Transmitter （发射器）TXAMOD Transmit Antenna Module （发射天线模块）TXFIL Bandpass Filter for Transmit Path （发射部分的带通滤波）UMN User Manual （用户手册）UN Universal Number （全球号码）USS1 User-to-User Signaling Service 1USSD Unstructured Supplementary Service Data （VAD Voice Activity Detection （语音活动检测）VAM Version Attachment Mechanism （版本附加装置）VLR Visitor Location Register （拜访位置寄存器）VMS Voice Mail System （语音邮件系统）VPN Virtual Private Network （虚拟专用网）VSWR Voltage Standing Wave Ratio （电压驻波比）WAN Wide Area Network （广域网）缩写全称中文含义AC Authentication Center 监权中心BCCH Broadcast Control Channel 广播控制信道BSC Base Station Controller 基站控制器BSS Base Station System 基站系统BTS Base Transceiver Station 基站收发台BTSE Base Transceiver Station Equipment 基站收发信机设备CCCH Common Control 公共控制信道CCS7 Common Channel Signaling System No.7 No.7信令DCCH Dedicated Control Channel 专用控制信道DK40 Disk 40 MbyteEIR Equipment Identification Register 设备识别寄存器EPWR Expansion Power SupplyETSI European Telecommunications Standards Institute 欧洲电信标准协会FAC Final Assembly CodeGSM Global System for Mobile Communications 全球移动通信系统HLR Home Location Register 当地（宿主）寄存器HO Handover 切换IMEI International Mobile Equipment Identity 国际移动设备识别号IXLT Interface to LMT/OMCLMT Local Maintenance Terminal 本地维护终端ME Mobile Equipment 移动设备ME2M Memory Board 2 MbyteMEMT Memory of the TDPCMPCC Main Processor Control CircuitMS Mobile Station 移动站（台）MSC Mobile Services Switching Center 移动交换中心OMC Operation and Maintenance Centers 操作维护中心OMS Operation and Maintenance Subsystem 操作维护子系统PCM Pulse Code Modulation 脉冲编码调制PIN Personal Identification Number 个人识别号码PLLH Phase Locked Loop High PerformancePLMN Public Land Mobile Network 公共陆地移动网PPCC Peripheral Processor for CCSS7PPLD Peripheral Processor for LAPDPSTN Public Switched Telephone Network 公共电话交换网PWRD Power DistributorQTLP or DTLP Quard or Dual Trunk Line Peripheral BoardRA Rate AdapterRAND Random Number 随机数RSS Radio Subsystem 无线子系统SBS Siemens Base Station 西门子基站SIM Subscriber Identity Module 用户识别模块SN Switching Network 交换网络SN16 or 64 Switching Network at 16 or 64kbits/sSNR Serial Number 序列号SP Spare BitSRES Signed ResponseSSS Switching Subsystem 转换子系统TAC Type Approval CodeTC TranscoderTCH Traffic Channel 传输控制信道TDPC Telephony and Distributor Processor CircuitTEI Terminal Endpoint IdentifiersTRAU Transcoder and Rate Adapter UnitTRX Transceiver 无线电收发两用机UBEX Universal Bus Extender BoardVLR Vistor Location Register 拜访寄存器CB Connection Board 连接板FP Fuse Panel 保险板RCAP Rack Cabling Access Panel 机柜电缆接入板ACOM Antenna Combiner 天线连接器PA Power Amplifier 功率放大器TPU Transceiver and Processing Unit 收发器和处理单元DCPA 对PA提供直流电源DCTPU 对TPU提供直流电源BBSIG Base Band and Signalling Board 基带和信令板MCLK Master Clock 主时钟CCTRL Core Controller 主控板LI Link Interface 链路接口ALCO Alarm and Control Board 告警板GPSU Generic Power Supply Unit 电源单元RXMUCO Receiver Multi Coupler 接收多路器RXAMOD Receiver Antenna Module 接收天线模块RXAMCO Receiver Antenna Module and Multicoupler 接收天线模块和多路耦合器FAN 电风扇LPDLR 管理载频LPDLM BTSMS AC 交流电ACOM 发射合路器ACTC 告警收集终端连接板ACTM 告警收集终端AWG 美国电线规格BS 基站BSC 基站控制器BSS基站子系统BTS基站BTSE基站收发设备CAN控制区域网络COBA 核心基础COSA 核心卫星CU 载波单元DC 直流DIAMCO 多路放大耦合器DUAMCO 双工放大复用器DUBIAS双工基带通路EMI 电磁干扰ESD 静电敏感设备FICOM 滤波合路器GSM 全球移动通信系统HPDU 高功率双工器HX 热交换器LE 连接设备LMT 本地维护终端MS 移动台MUCO 天线多路耦合器NTPM PCM30网络终端O&M 操作维护OVPT 过压保护PCM脉冲编码调制RF 无线频率SBS 西门子基站系统PSTN 固定网RAND 随机数SRES 带符号响应Kc 密钥OMS 操作和维护子系统OMC 操作和维护中心FDMA 频分多址TDMA 时分多址HSCSD 高速电路交换数据传输SN16/64 16或64KBIT/S交换网络PPCC CCSS7信令处理器PPLD LAPD信令处理器TDPC 话务处理器MEMT TDPC存储器MPCC 主控处理器ME2M 2M字节存储器UBEX 总线扩展板QTLP/DTLP 四链路或两链路接口板DK40 BSC硬盘IXLT LMT/OMC接口PLLH 时钟单元PWRD 电源EPWR 扩展架电源ALCO 告警收集及控制模块BBSIG 基带数据及信令处理模块CCTRL 核心控制器模块DCPA PA专用直流电源模块DCTPU TPU专用直流电源模块DUCOM 双工合路器模块GPSU 通用直流电源模块LI 链路接口模块MCLK 主时钟模块PA 功率放大器模块RXFIL 接收带通滤波器模块RXAMCO 接收耦合及分路模块TPU 收发信处理模块TRXA 模拟部分TRXD 数字部分TXFIL 发射带通滤波器模块BSCI 连接BSC的接口模块MSCI 连接MSC的接口模块TRAC 码型变换及速率适配模块TPWR TRAU的电源VAD 语音激活检测DTX 断续传输CNI 舒适噪音插入TX 发射输出RX 接收输入RXDIV 分集接收输入。
《通信专业综合能力（初级）》缩略语表缩写英文全称中文全称3GPP3rd Generation Partnership Projec第三代移动通信伙伴组织A/D Analogue-to-Digital(conversion) 模拟/数字（转换）AAL ATM Adaptation Layer ATM适配层AB Address Bus地址总线AC Alternating Current交流电ACK Acknowledgement确认字符ADM Add/Drop Multiplexer分叉复用器ADPCM Adaptive Difference Pulse Code Modulation自适应差分脉冲编码调制ADSL Asymmetric Digital Subscriber Line非对称数字用户环路AGC Automatic Gain Control自动增益控制ALU Arithmetic Logic Unit算术逻辑单元AM Amplitude Modulation幅度调制AMPS Advanced Mobile Phone System先进移动电话系统AN Access Network接入网AP Access Point接入点API Application Program Interface应用程序接口ARP Address Resolution Protocol地址解析协议ARQ Automatic Repeat Request自动重传请求AS Application Server应用服务器ASCII American Standard Code for Information Interchange 美国信息交换标准码ASK Amplitude Shift Keying幅移键控ATM Asynchronous Transfer Mode异步传输模式AU- PTR Administration Unit Pointer管理单元指针AVC Advanced Video Coding高级视频编码BGCF Breakout Gateway Control Function出口网关控制功能BRAS Broadband Remote Access Server宽带远程接入服务器CB Control Bus控制总线CC Common Criteria联合公共准则CDMA Code Division Multiple Access码分多址CDN Content Distribution Network内容分发网络CNNIC China Internet Network Information Center中国互联网络信息中心COFDM Coded Orthogonal Frequency Division Multiplexing 编码正交频分复用CPN Customer Premises Network用户驻地网CPU Central Processing Unit中央处理器CS Circuit Switch电路交换CSCF Call Session Control Function呼叫会话控制功能CSMA Carrier Sense Multiple Access载波检测多路访问CSMA/CD Carrier Sense Multiple Access with Collision Detection载波监听多点接入/碰撞检测CTCPEC Canadian Trusted Computer Product Evaluation Criteria加拿大评价标准CWDM Coarse Wavelength Division Multiplexing粗波分复用DB Data Bus数据总线DB Data Base数据库DBA Data Base Administrator数据库管理员DBMS Data Base Management System数据库管理系统DBS Data Base System数据库系统DC Direct Current直流电DDN Digital Data Network数字数据网DDoS Distributed Denial of Service分布式拒绝服务DHCP Dynamic Host Configuration Protocol动态主机配置协议DMT Discrete Multi Tone离散多音频DNS Domain Name System域名系统DOS Disk Operating System磁盘操作系统DPCM Differential Pulse Code Modulation差分脉冲编码调制DPSK Differential Phase Shift Keying差分相移键控DS Distribution System分配系统DSB Double-sideband modulation双边带调制DSL Digital Subscriber Line数字用户环路DWDM Wavelength Division Multiplexing密集波分复用DXC Digital Cross Connect数字交叉连接EDFA Erbium Doped Optical Fiber Amplifier掺铒光纤放大器EHF Extremely High Frequency极高频ELF Extremely Low Frequency极低频ENIAC Electronic Numerical Integrator Ancl Calculator电子数字积分计算机FC Federal Criteria美国联邦准则FDD Frequency Division Duplexing频分双工FDM Frequency Division Multiplexing频分复用FDMA Frequency Division Multiple Access频分多址FEC Forward Error Correction前向纠错FM Frequency Modulation频率调制FRA Fiber Raman Amplifier光纤拉曼放大器FSK Frequency Shift Keying频移键控FTP File Transfer Protocol文件传输协议FTTx Fiber To The x光纤接入GEO Geosynchronous orbit高轨移动卫星通信系统GPS Global Positioning System全球定位系统GSM Global System for Mobile Communication全球移动通信系统GSMP General Switch Management Protocol通用交换机管理协议HDTV High Definition Television数字高清晰度电视HF High Frequency高频HPA High Power Amplifier高功率放大器HSS Home Subscriber Server归属用户服务器HTTP Hyper Text Transfer Protocol超文本传输协议IAB Internet Architecture Board因特网体系结构委员会ICMP Internet Control Message Protocol因特网控制报文协议ICP Internet Content Provider网络内容服务商I-CSCF Interrogating-CSCF询问呼叫会话控制功能ICT Information Communications Technology信息与通信技术IDC Internet Data Center互联网数据中心IESG Internet Engineering Steering Group因特网工程指导小组IETF Internet Engineering Task Force互联网工程任务组IFMP Ipsilon Flow Management Protocol Iplison流量管理协议IGMP Internet Group Management Protocol因特网组管理协议IMS IP Multimedia Subsystem IP多媒体子系统IMS-MGW IMS Media Gateway IMS多媒体网关IMT-2000International Mobile Telecom System-2000国际移动电话系统-2000IMT-Advanced International Mobile Telecommunications-Advanced高级国际移动通信IP-VPN IP-Virtual Private Network互联网虚拟专用网业务IRSG Internet Research Steering Group因特网研究指导小组IRTF Internet Research Task Force因特网研究部IS Interim Standard暂时标准ISDN Integrated Services Digital Network综合业务数字网ISOC Internet Society国际互联网协会ISP Internet Service Provider网络服务提供商ISUP ISDN User Part ISDN 用户部分ITSEC Information Technical Security Evaluation Criteria信息技术安全评估标准ITU International T elecommunication Union国际电信联盟ITU-R International Telecommunication Union-Radiocommunicationssector国际电信联盟-无线电通信组IVR Interactive Voice Response交互式语音服务LAN Local Area Network局域网LDPC Low Density Parity Check Code低密度奇偶校验码LF Low Frequency低频LMDS Local Multipoint Distribution Services本地多点分配业务LNA Low Noise Amplifier低噪声放大器LPR Local Primary Reference区域基准时钟源LTE Long Term Evolution长期演进MAC Media Access Control媒体访问控制MCU Multi Control Unit多点控制单元MF Medium Frequency中频MGCF Media Gateway Control Function媒体网关控制功能MIMO Multiple-Input Multiple-Output多输入多输出技术MMDS Multichannel Microwave Distribution System多路多点分配业务MPEG Moving Picture Experts Group动态图像专家组MRF Media Resource Function多媒体资源功能MRFC Multimedia Resource Function Controller多媒体资源功能控制器MRFP Multimedia Resource Function Processor多媒体资源功能处理器MSOH Multiplex Section Overhead复用段开销NE Network Entity网络单元NetBIOS Network Basic Input/Output System网络基本输入/输出系统NGI Next Generation Internet下一代互联网NGN Next Generation Network下一代网络NMT Nordic Mobile Telephony北欧移动电话NSF National Science Foundation国家科学基金会NTT Nippon Telegraph & Telephone日本电报电话公司OADM Optical Add-Drop Multiplexer光分插复用器OAM Operation Administration and Maintenance操作管理维护ODN Optical Distribution Network光分配网络OFDM Orthogonal Frequency Division Multiplexing正交频分复用OLA Optical Line Amplifier光线路放大器OLT Optical Line T erminal光线路终端ONU Optical Network Unit光网络单元OS Operating System操作系统OSC Optical Supervisory Channel光监控信道OSI Open System Interconnection开放式系统互联OTM Optical Terminal Multiplexer光终端复用器OTU Optical Transform Unit光转换单元PCM Pulse Code Modulation;脉冲编码调制P-CSCF Proxy-CSCF代理呼叫会话控制功能PDC Personal Digital Cellular个人数字蜂窝移动通信（日本的）PDF Policy Decision Function策略决策功能PM Phase Modulation相位调制PMD Polarization mode dispersion偏振模色散PON Passive Optical Network无源光纤网络POP3Post Office Protocol - Version 3邮局协议版本3PPP Point-to-Point Protocol点对点协议PSK Phase Shift Keying相移键控PTT Push To Talk一键通（按讲）PVC Permanent Virtual Circuit永久虚电路QAM Quadrature Amplitude Modulation正交振幅调制QoS Quality of Service服务质量RAM Random Access Memory随机存储器RARP Reverse Address Resolution Protocol反向地址转换协议REG Regenerative Repeater再生中继器RFC Request For Comments请求评论RG Research Group研究组ROM Read Only Memory只读存储器RSOH Regenerator Section Overhead再生段开销RTT Radio Transmission Technology无线传输技术SBS Stimulated Brillouin Scattering受激布里渊散射SCP Service Control Point业务控制点S-CSCF Serving-CSCF服务呼叫会话控制功能SDH Synchronous Digital Hierarchy同步数字体系SDN Software Defined Network软件定义网络SEG Security gateway安全网关SGW Signal Gate Way信令网关SHF Super High frequency超高频SL Signaling Link信令链路SLF Super Low Frequency超低频SLF Subscription Locator Function签约定位功能SMTP Simple Mail Transfer Protocol简单邮件传输协议SNI Service Node Interface业务节点接口SNMP Simple Network Management Protocol简单网络管理协议SOA Semiconductor Optical Amplifier半导体光放大器SP Signaling Point信令点SPM Self-Phase Modulation自相位调制SRS Stimulated Raman Scattering受激拉曼散射SSB Single-Sideband modulation单边带调制STM-N Synchronous Transport Module level-N同步传输模块等级NSTP Signaling Transfer Point信令转接点SVC Switched Virtual Circuit交换虚电路SYN Synchronize同步TACS Total Access Communications System全球接入通信系统TCB Trusted Computing Base可信计算基TCP Transmission Control Protocol 传输控制协议TCP/IP Transmission Control Protocol/Internet Protocol传输控制协议/因特网互联协议TCSEC Trusted Computer Standards Evaluation Criteria可信任计算机标准评估准则TDD Time Division Duplexing时分双工TD-LTE Time Division Long Term Evolution时分长期演进技术TDMA Time Division Multiple Access时分多址TD-SCDMA Time Division-Synchronous Code Division Multiple Access时分同步码分多址TFTP Trivial File Transfer Protocol简单文件传输协议TM Termination Multiplexer终端复用器TMF TeleManagement Forum电信管理论坛TMN Telecommunications Management Network电信管理网TRP Telecommunication Reference Point电信参考点UDP User Datagram Protocol用户数据报协议UHF Ultra High Frequency特高频ULF Ultra Low Frequency特低频UMTS Universal Mobile Telecommunications System通用移动通信系统UNI User Network Interface用户网络接口VCI Virtual Channel Identifier虚通道标识符VDSL Very High Speed Digital Subscriber Line超高速数字用户线路VHF Very High frequency甚高频VLF Very Low Frequency甚低频VOD Video On Demand视频点播VPDN Virtual Private Dial－up Networks虚拟专用拨号网VPN Virtual Private Network虚拟专用网络VSAT Very Small Aperture Terminal甚小天线卫星地球站（也称“甚小口径地球站”）VSB Vestigial Sideband modulation残留边带调制WAN Wide Area Network广域网WBFM WideBand Frequency-Modulation宽带调频WCDMA Wideband Code Division Multiple Access宽带码分多址接入WDM Wavelength Division Multiplexing 波分复用WG Working Group工作组WLAN Wireless Local Area Networks无线局域网WWW World Wide Web万维网xDSL x Digital Subscriber Line数字用户线路XPM Cross Phase Modulation交叉相位调制。
附录C 英文缩写名词对照表缩写名词英文全称中文译名A/D Analog/Digital 模/数（转换）ADPCM Adaptive DPCM 自适应差分脉冲编码调制ADSL Asymmetric Digital Subscribers Loop 非对称数字用户环路AM Amplitude Modulation 振幅调制（调幅）AMI Alternative Mark Inverse 传号交替反转ARQ Automatic Repeat reQuest 自动重发请求ASCII American Standard Code forInformation Interchange 美国标准信息交换码ASK Amplitude Shift Keying 振幅键控ATM Asynchronous Transfer Mode 异步传送模式BER Binary Error Rate 误比特率BPF Band Pass Filter 带通滤波器BPSK Binary Phase Shift Keying 二进制相移键控CCITT International Consultive Committee forTelegraph and Telephone 国际电报电话咨询委员会（1993年更名为ITU）CDM Code Division Multiplexing 码分复用CDMA Code Division Mulitple Access 码分多址CMI Coded Mark Inversion 传号反转CRC Cyclic Redundancy Check 循环冗余校验DC Direct Current 直流DFT Discrete Fourier Transform 离散傅里叶变换DM Delta Modulation 增量调制DPCM Differential PCM 差分脉码调制DPSK Differential PSK 差分相移键控DSB Double Side Band 双边带DSSS Direct-Sequence Spread Spectrum 直接序列扩谱DTMF Dual Tone Multiple Frequency 双音多频DVB Digital Video Broadcasting 数字视频广播ETSI European T elecommunications Standards Institute欧洲电信标准协会F Frame 帧FDD Frequency Division Duplex 频分双工FDM Frequency Division Multiplexing 频分复用FDMA Frequency Division Multiple Access 频分多址FEC Forward Error Correction 前向纠错FH Frequency-Hopping 跳频FIR Finite Impulse Response 有限冲激响应FSK Frequency Shift Keying 频移键控GMSK Gaussian MSK 高斯最小频移键控GSM Global System for Mobile Communications 全球移动通信系统HDB3 3rd Order High Density Bipolar 3阶高密度双极性HDTV High Definition Television 高清晰度电视IC Integrated Circuit 集成电路IDFT Inverse Discrete Fourier Transform 逆离散傅里叶变换IEEE Institute of Electrical and Electronics Engineers电气和电子工程师学会ISDN Integrated Services Digital Network 综合业务数字网ISO International Standards Organization 国际标准化组织ITM Information Transfer Mode 信息传递方式ITU International Telecommunications Union 国际电信联盟ITU-T ITU Telecommunication Standardization Sector国际电信联盟-电信标准化部门LAN Local Area Network 局域网LDPC Low-Density Parity-Check 低密度奇偶校验LED Light-Emitting Diode 发光二极管LPF Lower Pass Filter 低通滤波器MAN Metropolitan Area Network 城域网MASK M-ary Amplitude Shift Keying 多进制振幅键控MFSK M-ary Frequency Shift Keying 多进制频移键控MPSK M-ary Phase Shift Keying 多进制相移键控MQAM M-ary QAM 多进制正交调幅MSK Minimum Shift Keying 最小频移键控NBFM Narrow Band Frequency Modulation 窄带调频NBPM Narrow Band Phase Modulation 窄带调相NRZ Non-Return to Zero 不归零NT Network Termination 网络终端OFDM Orthogonal Frequency Division Multiplexing 正交频分复用OOK On-Off Keying 通-断键控OQPSK Offset Quadrature Phase Shift Keying 偏置正交相移键控OSI Open Systems Interconnection 开放系统互连OTDM Optical Time Division Multiplexing 光时分复用OWDM Optical Wavelength Division Multiplexing 光波分复用PAM Pulse Amplitude Modulation 脉冲振幅调制PCM Pulse Code Modulation 脉（冲编）码调制PCS Personal Communication System 个人通信系统PDH Plesiochronous Digital Hierarchy 准同步数字体系PDM Pulse Duration Modulation 脉冲宽度调制PDN Public Data Network 公共数据网PLL Phase-Locked Loop 锁相环PN Pseudo Noise 伪噪声PPM Pulse Position Modulation 脉冲位置调制PSK Phase Shift Keying 相移键控PSTN Public Switch T elephone Network 公共交换电话网QAM Quadrature Amplitude Modulation 正交振幅调制QDPSK Quadrature DPSK 正交差分相移键控QPSK Quadrature Phase Shift Keying 正交相移键控RAM Random Access Memory 随机存取存储器RE Radio Frequency 射频RLAN Radio LAN 无线局域网ROM Read-Only Memory 只读存储器RZ Return-to-Zero 归零SDH Synchronous Digital Hierarchy 同步数字体系SDM Space Division Multiplexing 空分复用SDMA Space Division Mulitple Access 空分多址SHF Super High Frequency 超高频SOC System On Chip 单片系统SOH Section OverHead 段开销SONET Synchrous Optical Network 光同步网络SSB Single Side Band 单边带STM Synchronous Transport Module 同步传送模块STM Synchronous Transfer Mode 同步传递方式TCM Trellis Coded Modulation 网格编码调制TDM Time Division Multiplexing 时分复用TDMA Time Division Multiple Access 时分多址TE Terminal Equipment 用户终端设备TS Time Slot 时隙UHF Ultra High Frequency 特高频VCO Voltage Controlled Oscillator 压控振荡器VSB Vestigial Side Band 残留边带WAN Wide Area Network 广域网WBFM Wide Band Frequency Modulation 宽带调频WDM Wave Division Multiplexing 波分复用WLAN Wireless Local Area Network 无线局域网WPAN Wireless Personal Area Network 无线个域网WWAN Wireless Wide Area Network 无线广域网。
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
缩写英文全称中文全称ARPA Advanced Research Projects Agency美国国防部高级研究计划管理局第一章CCIR International Radio Consultative Committee国际无线电咨询委员会第一章CCITT International Telegraph and Telephone Consultative Committee国际电报电话咨询委员会第一章DARPA Defense Advanced Research Projects Agency美国国防高级研究计划局第一章IAB Internet Architecture Board因特网体系结构委员会第一章IETF Internet Engineering Task Force因特网工程任务组第一章ISO International Standardization Organization国际标准化组织第一章ITU International Telecommunications Union国际电联第一章ITU-T Telecommunication Standardization Sector国际电信联盟电信标准分局第一章OSI Open Systems Interconnection开放系统互联第一章TCP/IP Transmission Control Protocol/Internet Protocol传输控制协议/网际协议第一章ADM Add and Drop Multiplexer 分插复用器第二章ADSL Asymmetric Digital Subscriber Line不对称数字用户线第二章AES Advanced Encryption Standard高级加密标准第二章AF Adaptation function适配功能第二章AFH Adaptive Frequency -Hopping适配跳频第二章AIS Alarm Indication Signal告警指示信号第二章AN Access Network接入网第二章AON Active Optical Network有源光网络第二章AP Access Point无线接入点第二章APS Automatic Protection Switched自动保护倒换第二章ASON Automatic Switched Optical Network自动交换光网络第二章ASON Automatic Switched Optical Network自动交换光网络第二章ATM Asynchronous Transfer Mode异步转移模式第二章AU Administration Unit管理单元第二章AU PTR Administration Unit PoinTeR管理单元指针第二章AUG Management Unit Group管理单元组第二章B-ISDN Broadband Integrated Services Digital Network宽带综合业务数字网第二章BRI Basic Rate Interface基本速率接口第二章C Container容器第二章CAPEX Capital Expenditure 资本性支出第二章CATV Community Antenna TeleVision有线电视第二章CCI Connection Control Interface连接控制接口第二章CCMP Counter-Mode/CBC-MAC Protocol计数器模式/CBC-MAC协议第二章CF Core Function核心功能第二章CM Cable Modem电缆调解调器第二章CP Control Plane控制平面第二章CSMA/CA Carrier Sense multiple Access/Collision Avoidance载波监听多路访问/冲突避免第二章CSMA/CD Carrier Sense multiple Access/Collision Detection载波监听多路访问/冲突检测第二章CWDM Coarse Wavelength Division Multiplexer稀疏（粗）波分复用第二章DBA Dynamically Bandwidth Assignment动态带宽分配第二章DBPSK Differential Binary Phase Shift Keying相对二相相移键控第二章DBS Direct Broadcast Satellite直播卫星系统第二章DCF Distributed Coordination Function分布协调功能第二章DCN Data Communication Network数据通信网第二章DCS Dynamic Channel Selection动态信道选择第二章DDN Digital Data Network数字数据网第二章DECT Digital Enhanced Cordless Telecommunications数字增强无绳电话第二章DQPSK Differential Quadrature Reference Phase Shift Keying相对四相相移键控第二章DSL Digital Subscriber Line数字用户线第二章DTH Direct To Home直接到家庭第二章DWDM Dense Wavelength Division Multiplexing密集波分复用第二章DXC Digital Cross Connect 数字交叉连接第二章EDF Erbium Doped Fiber掺铒光纤第二章EDFA Erbium Doped Fiber Amplifier掺铒光纤放大器第二章EFMA Ethernet in the First Mile Alliance第一英里以太网联盟第二章EHF Extremely High frequency极高频第二章EMS Equipment Management System设备管理系统第二章E-NNI External-Network Node Interface外部网络节点接口第二章EPON Ethernet Passive Optical Network以太网无源光网络第二章ESS Extended Service Set扩展服务集第二章FIR Fast Infrared高速红外第二章FSAN Full-Services Access Network全业务接入网络组织第二章FSN Full Service Network全业务网第二章FTTB Fiber To The Building光纤到大楼第二章FTTC Fiber To The Curb光纤到路边第二章FTTH Fiber To The Home光纤到家第二章FTTO Fiber To The Office光纤到办公室第二章GEM GPON Encapsulation Method GPON封装方法第二章GFP Generic Framing Procedure通用成帧规程第二章GMPLS General Multi Protocol Label Switching通用多协议标签交换第二章GPON Gigabit Passive Optical Network吉比特无源光网络第二章GPS Global Positioning System全球定位系统第二章HDSL High rate Digital Subscriber Line高速率数字用户线第二章HDT Host Digital Terminal主数字终端第二章HDTV High Definition television高清晰度电视第二章HFC Hybrid Fiber /Coax混合光纤/同轴电缆第二章IaDI Intra-Domain Interface 域内接口第二章IBSS Independent Basic Service Set基本服务集第二章IEEE Institute of Electrical and Electronics Engineers电气和电子工程师协会第二章I-NNI Internal-Network Node Interface内部网络节点接口第二章IP RAN IP Radio Access Network IP化的无线接入网第二章IR Infrared红外线第二章IrDA Infrared Data Association红外数据组织第二章IrDI Inter-Domain Interface域间接口第二章IrLAP Infrared Link Access Protocol红外链路接入协议第二章IrLMP Infrared Link Management Protocol红外链路管理协议第二章IrPHY Infrared Physical Layer Specification红外链路层第二章ISDN Integrated Services Digital Network综合业务数字网第二章ISM Industrial Scientific Medical工业、科学、医学第二章ISU Integrated Service Unit综合业务单元第二章国际电信联盟电信标准分局第二章ITU-T International Telecommunication Union - Telecommunication Standardization SectorLAPS Link Access Procedure-SDH SDH上的链路接入规程第二章LLID Logical Link IDentification 逻辑链路标识第二章LMDS Local Multipoint Allocation Service本地多点分配业务第二章LOS Line of Sight视距第二章MAC Media Access Control 介质访问控制第二章MAC Medium Access Control媒体访问控制第二章MIB Management Information Base管理信息库第二章MIMO multiple input multiple output多入多出第二章MIR mid-infrared中红外第二章M-ISU Multiuser-ntegrated Service Unit多用户的综合业务单元第二章MMDS Multichannel Multipoint Distribution Service多路多点分配业务系统第二章MP Management Plane管理平面第二章MPCP Multi Point Control Protocol多点控制协议第二章MPLS Multi Protocol Label Switching 多协议标签交换第二章MSOH Multiplexing Section OverHead复用段开销第二章MSPP Multiple Service Providing Platform多业务提供平台第二章MSTP Multi Service Transport Platform多业务传送平台第二章NE Network Element网元第二章N-LOS Non Line of Sight非视距第二章n-LOS near Line of Sight近视距第二章NMI Network Management Interface网络管理接口第二章NNI Network Node Interface网络节点接口第二章NNI Network Node Interface网络节点接口第二章OADM Optical Add Drop Multiplexer光分插复用器第二章OAM Operation Administration Maintenance网络的运行、管理和维护第二章OAM&P Operations Administration Maintenance and Provisioning运行、管理、维护&供应保障第二章OAN Optical fiber Access Network光纤接入网第二章OAN Optical Access Network光纤接入网第二章OBA Optical Booster Amplifier光功率放大器（光后置放大器）第二章OBD Optical Branching Device光分路器第二章OCC Optical Channel Carrier光通道载波第二章OCDMA Optical Code Division Multiple Access光码分多址第二章OCG Optical channel Carrier Group光通道载体组第二章OCh Optical Channel光通道第二章OCP Optical Channel Protection光通道保护第二章ODN Optical Distributing Network光分配网络第二章ODT Optical Distributing Terminal光配线终端第二章ODU Optical channel Ddta Unit光信道数据单元第二章OFDM Orthogonal Frequency Division Multiplexing正交频分复用第二章OLA Optical Line Amplifier 光线路放大器第二章OLC Optical Line Card光线路卡第二章OLP Optical Line Protection光线路保护第二章OLT Optical Line Terminal光线路终端第二章OMS Optical Multiplex Section光复用段第二章OMSP Optical Multiplex Section Protection光复用段保护第二章ONU Optical Network Unit光网络单元第二章OP Optical Protection光保护第二章OPA Optical Preamplifier Amplifier光前置放大器第二章OPEX Operating Expenses 运营成本第二章OPS Optical Physical Section光物理段第二章OPU Optical channel Payload Unit光信道净荷单元第二章OSC Optical Supervising Channel光监控信道第二章OSCM Optical SubCarrier Multiplexing光副载波复用第二章OSCMA Optical SubCarrier Multiple Access光副载波多址第二章OSDM Optical Space Division Multiplexing光空分复用第二章OSI Open System Interconnect开放系统互连第二章OTDMA Optical Time Division Multiple Access光时分多址第二章OTM Optical Terminal Multiplexer光终端复用器第二章OTM Optical Transmission Module光传送模块第二章OTN Optical Transport Network光传送网第二章OTS Optical Transmission Section光传输段第二章OTU Optical Transponder Unit光转发器（光波长转换器）第二章OTU Optical channel Transmit Unit光信道传送单元第二章OVPN Optical Virtual Private Network光虚拟专用网第二章OWDM Optical Wavelength Division Multiplexing光波分复用第二章OWDMA Optical Wavelength Division Multiple Access光波分多址第二章OXC Optical Cross Connection光交叉连接第二章PC Permanent Connection永久连接第二章PCF Point Coordination Function点协调功能第二章PDH Plesiochronous Digital Hierarchy准同步数字体系第二章PHY Physical物理层第二章POH Path OverHead通道开销第二章PON Passive Optical Network无源光网络第二章PPP Point to Point Protocol点到点协议第二章PRI Primary Rate Interface,基群速率接口第二章PSTN Public Switched Telephone Network公共交换电话网第二章PTN Packet Transport Network分组传送网第二章QAM Quadrature Amplitude Modulation正交幅度调制第二章QoS Quality of Service服务质量第二章REG REGenerative repeater再生中继器第二章RFID Radio Frequency Identification射频识别第二章ROADM Reconfigurable Optical Add/Drop Multiplexer可重构光分插复用器第二章RPR Resilient Packet Ring弹性分组环第二章RSOH Regenerate Section OverHead再生段开销第二章RTT Round Trip Time往返时间第二章SA Service Area服务区第二章SC Switched Connections交换连接第二章SCM SubCarrier Multiplexing副载波复用第二章SDH Synchronous Digital Hierarchy同步数字体系第二章SDM Space Division Multiplexing空分复用第二章SDN Software Defined Network软件定义网络第二章SDXC Synchronous Digital Cross Connect同步数字交叉连接第二章SHF Super-high frequency超高频第二章SIR Serial InfraRed串行红外第二章SMF System Management Function系统管理功能第二章SN Service Node业务节点第二章SNCP SubNetwork Connection Protection子网连接保护第二章SNG Satellite News Gathering卫星新闻采集第二章SNI Service Node Interface业务节点接口第二章SNMP Simple Network Management Protocol简单网络管理协议第二章SOH Section OverHead 段开销第二章SONET Synchronous Optical Network同步光纤网络第二章SPC Soft Permanent Connection软永久连接第二章SPF Service Port Function业务口功能第二章SSID Service Set Identification服务集标识第二章STM Synchronous Transport Module 同步传递模块第二章SWAP shared wireless access protocol共享无线接入协议第二章TCM Tandem Connection Monitor串联连接监视第二章TCM Time Compression Multiplexing时间压缩复用第二章TDM Time Division Multiplexing时分多路复用第二章TF Transmission Function传送功能第二章TKIP Temporal Key Integrity Protocol临时密钥完整性协议第二章TM Terminal Multiplexer终端复用器第二章TP Transmission Plane传送平面第二章TPC Transmission Power Control发射功率控制第二章TSI Time Slot Interchange时隙交换第二章TU Tributary Unit支路单元第二章TU PTR Tributary Unit PoinTeR支路单元指针第二章TUG Tributary Unit Group支路单元组第二章UHF Ultra-high Frequency特高频第二章UNI User Network Interface用户网络接口第二章UPF User Port Function用户口功能第二章UWB Ultra-Wideband超宽带第二章VC Virtual Container虚容器第二章VCS Virtual Carrier Sense虚拟载波侦听第二章VDSL Very high speed Digital Subscriber Line甚高速数字用户线第二章VLC Visible Light Communication可见光通信技术第二章VOD Video On Demand视频点播第二章VSAT very Small Aperture Terminal, 甚小天线地球站第二章WDM Wavelength Division Multiplexing波分复用第二章WDM Wavelength Division Multiplexer波分复用第二章WiMAX World interoperability for Microwave Aceess微波存取全球互通第二章WLAN Wireless Local Area Network无线局域网第二章WRAP Wireless Robust Authenticated Protocol无线鲁棒认证协议第二章100Base-T100Mbps Base Twisted-pair百兆双绞线以太网第四章AP Access Point接入点第四章ARP Address Resolution Protocol地址转换协议第四章CSMA/CD Carrier Sense Multiple Access/Collision Detection载波监听多路访问／冲突检测第四章DB DataBase数据库第四章DBA Database Administrator数据库管理员第四章DBMS Database Management System数据库管理系统第四章DBS DataBase System，数据库系统第四章DCE data circuit terminal equipment数据电路终端设备第四章DDL Data Define Language数据定义语言第四章DDN Digital Data Network数字数据网第四章DML Data Manipulation Language，数据操纵语言第四章DNS Domain Name System域名系统第四章DTE Data Terminal Equipment数据终端设备第四章E-R模型Entity Relationship Model实体联系模型第四章ETC Electronic Toll Collection电子收费第四章FDDl Fiber Distributed Data Interface光纤网络技术标准第四章GIS Geographic Information System地球信息系统第四章IaaS Infrastructure as a Service基础设施即服务第四章ICMP Internet Control Message Protocol网际控制信息协议第四章IEEE Institute of Electrical and Electronics Engineers美国电气和电子工程师协会第四章ITS Intelligent Transportation Systems智能交通系统第四章JTAV Joint Total Asset Visibility联合全资产可视化系统第四章LAN Local Area Network局域网第四章LLC Logical Link Control逻辑链路控制子层第四章MAC Medium Access Control介质访问控制子层第四章MAN Metropolitan Area Network城域网第四章NIST National Institute of Standards and Technology美国国家标准与技术研究院第四章NOS Network Operating System网络操作系统第四章NoSQL Not Only SQL非关系型数据库第四章OSI Open System Interconnection开放系统互联第四章OSI/RM Open System Interconnect/Reference Model开放系统互联参考模型第四章PaaS Platform as a Service平台即服务第四章RARP Reverse Address Resolution Protocol反向地址解析协议第四章RFID Radio Frequency Identification射频识别第四章SaaS Software as a Service软件即服务第四章SDLC Systems Development Life Cycle软件生命周期第四章SQL Structured Query Language结构化查询语言第四章TCP/IP Transfer Control Protocol/ Internet Protocol传输控制协议/互联网协议第四章TTL Time To Live存活時間第四章UDP User Datagram Protocol用户数据报协议第四章UML Unified Modeling Language 统一建模语言第四章WAN Wide Area Network广域网第四章ARPA Advanced Research Projects Agency美国国防部高级研究计划管理局第五章CCIR International Radio Consultative Committee国际无线电咨询委员会第五章CCITT International Telegraph and Telephone Consultative Committee国际电报电话咨询委员会第五章CHINAPAC China Packet Switched Network中国公用分组交换网第五章CNPAC China Price Credit Authentication公用分组交换数据网第五章DARPA Defense Advanced Research Projects Agency美国国防高级研究计划局第五章DCE Data Circuit-terminating Equipment数据电路终接设备第五章DG Datagram数据报 第五章DTE Data Terminal Equipment数据终端设备第五章HDLC High-Level Data Link Control高级数据链路控制规程第五章IAB Internet Architecture Board因特网体系结构委员会第五章IETF Internet Engineering Task Force因特网工程任务组第五章ISO International Standardization Organization国际标准化组织第五章ITU International Telecommunications Union国际电联第五章ITU-T Telecommunication Standardization Sector国际电信联盟电信标准分局第五章LAPB Link Access Procedure Balanced平衡链路访问规程第五章NMC Network Management Center网管中心第五章NMT Network Management Terminal网络管理终端第五章NPT Non-Packet Terminal非分组型终端第五章OSI Open Systems Interconnection开放系统互联第五章PAD Packet Assembler Disassembler分组装拆设备第五章PCM Pulse Code Modulation脉冲编码调制第五章PSTN Public Switched Telephone Network公共交换电话网络第五章PT Packet Terminal分组型终端 第五章PVC Permanent Virtual Circuit永久虚电路 第五章SVC Switching Virtual Circuit交换虚电路 第五章TCP/IP Transmission Control Protocol/Internet Protocol传输控制协议/网际协议第五章TDM Time Division Multiplexing时分复用第五章VC Virtual Circuit虚电路第五章缩写英文全称中文全称5G the Fifth Generation第五代移动通信技术第六章5G-PPP the 5G Infrastructure Public Private Partnership5G公私合资合作研发机构第六章AIE Air Interface Evolution空中接口演进第六章AMPS Advanced Mobile Phone System高级移动电话系统第六章AMR Adaptive Multi-Rate自适应多速率编码第六章ANR Automatic Neighbour Relation function自动邻区关系优化第六章APN Access Point Name接入点名称第六章ARQ Automatic Repeat request自动重发请求第六章ATM Asynchronous Transfer Module异步传输模式第六章AUC Authentication Center鉴权中心第六章BBU Base band Unit基带处理单元第六章BCC Base color code基站色码第六章BCCH Broadcast Control Channel广播控制信道第六章BCFE Broadcast Control Functional Entity广播控制功能实体第六章BCH Broadcast Channel广播信道第六章BER bit error rate误比特率第六章BLER BLock Error Rate误块率第六章BMC Broadcast/Multicast Control广播／多播控制第六章BS Base Station基站第六章BSC Base Station Controller基站控制器第六章BSIC Base Station Identity Code基站识别码第六章BSS Base Station Subsystem基站子系统第六章BTS Base Transceiver Station基站收发信机第六章CC Country Code国家代码第六章CCCH Common Control Channel公共控制信道第六章CCCH Common Control Channel公共控制信道第六章CCE Control Channel Element控制信道单元第六章CCH Control Channel控制信道第六章CDMA Code Division Multiple Access码分多址第六章CEPT European Conference of Post and Telecommunications Administrations欧洲邮政和电信行政会议第六章CGI Cell Global Identity小区全球标识第六章CI Cell Identity小区标识第六章CN Core Network核心网第六章CPCH Common Packet Channel公共分组传输信道第六章CPICH Common Pilot Channel公共物理导频信道第六章CQI Channel Quality Indication信道质量指示第六章CRC Cyclic Redundancy Check循环冗余校验第六章CRNC Controlling RNC控制RNC第六章C-RNTI Cell-Radio Network Temporary Identity小区无线网络临时标识第六章CS Circuit Switched电路交换第六章CSCF Call Session Control Function呼叫会话控制功能第六章CSCF Call State Control Function呼叫状态控制功能第六章CTCH Common Traffic Channel公共业务信道第六章DCCH Dedicated Control Channel专用控制信道第六章DCCH Dedicated Control Channel专用控制信道第六章DCFE Dedicated Control Functional Entity专用控制功能实体第六章DCH Dedicated Channel专用传输信道第六章DCS Digital Cellular System数字蜂窝系统第六章DECT Digital Enhanced Cordless Telecommunications数字增强无绳电话第六章DPCCH Dedicated Physical Control Channel 专用物理控制信道第六章DPCH Dedicated Physical Channel专用物理信道第六章DPDCH Dedicated Physical Data Channel 专用物理数据信道 第六章DRX Discontinuous Reception非连续接收第六章DSCH Downlink Shared Channel下行共享传输信道第六章DTCH Dedicated Traffic Channel专用业务信道第六章DwPCH Downlink Pilot Channel下行导频信道第六章DwPTS Downlink Pilot Time Slot下行导频时隙第六章EDGE Enhanced Data Rate for GSM Evolution增强型数据速率GSM演进技术第六章EIR Equipment Identity Register设备识别寄存器第六章eMBB Enhanced Mobile Broadband增强无线宽带第六章eNB Evolved Node B演进型Node B第六章EPC Evolved Packet Core演进的分组核心网（全IP的）第六章EPS Evolved Packet System演进的分组系统第六章ERAB Evolved Radio Access Bearer演进的无线接入承载第六章E-UTRA Evolved-UMTS Terrestrial Radio Access Network演进的UMTS陆地无线接入网第六章E-UTRAN Evolved UTRAN演进的通用地面无线接入网络第六章F/R-CCCH Forward/Reverse Common Control Channel前向/反向公共控制信道第六章F/R-CSCH Forward/Reverse Common signaling Channel前向/反向公共信令信道第六章F/R-DCCH Forward/Reverse Dedicated Control Channel前向/反向专用控制信道第六章F/R-DSCH Forward/Reverse Dedicated signaling Channel前向/反向专用信令信道第六章F/R-FCH Forward/Reverse Fundamental Channel前向/反向基本信道第六章F/R-PICH Forward/Reverse Pilot Channel前向/反向导频信道第六章F/R-SCCH Forward/Reverse Supplemental Code Channel前向/反向补充码分信道第六章F/R-SCH Forward/Reverse Supplemental Channel前向/反向补充信道第六章FACCH Fast associated control channel快速随路控制信道第六章FACH Forward Access Channel前向接入信道第六章F-APICH Forward Dedicated auxiliary Pilot Channel前向专用辅助导频信道第六章F-ATDPICH Forward Auxiliary Transmit Diversity Pilot Channel前向辅助发送分集导频信道第六章F-BCCH Forward Broadcast Control channel前向广播控制信道第六章F-CACH Forward Common Assignment Channel前向公共功率控制信道第六章FCCH Frequency Correction Channel频率校正信道第六章F-CPCCH Forward Common Power Control channel前向公共指配信道第六章FDD Frequency Division Duplexing频分双工第六章FDMA frequency division multiple access频分多址第六章FEC Forward Error Correction前向纠错码第六章FER Frame Error Rate误帧率第六章F-OFDM Filtered-OFDM基于滤波的正交频分复用第六章FPACH Fast Physical Access Channel快速物理接入信道第六章F-PCH Forward Paging Channel前向寻呼信道第六章F-QPCH Forward Quick Paging channel前向快速寻呼信道第六章F-SYNCH Forward Sync Channel前向同步信道第六章F-TDPICH Forward Transmit Diversity Pilot Channel前向发送分集导频信道第六章GBR Guranteed Bit Rate恒定的比特速率第六章GERAN GSM EDGE Radio Access Network GSM EDGE无线接入网第六章GGSN Gateway GPRS Support Node网关GPRS支持节点第六章GIS Geographic Information System地理信息系统第六章GMSC Gateway MSC网关MSC第六章GP Guard Period保护周期第六章GPRS General Packet Radio System通用分组无线系统第六章GPS Global Positioning System全球定位系统第六章GSM Global System for Mobile Communication全球移动通信系统第六章GTP GPRS Tunnelling Protocol GPRS隧道协议第六章GTP-C GPRS Tunneling Protocol control Plane GPRS隧道协议-控制平面第六章GTP-U GPRS Tunneling Protocol User Plane GPRS隧道协议-用户平面第六章HLR Home Location Register归属位置寄存器第六章HRPD High Rata Packet Data高速分组数据第六章HSDPA High Speed Downlink Packet Access高速下行链路分组接入第六章HS-DPCCH Uplink High Speed Dedicated Physical Control Channel上行高速专用物理控制信道第六章HS-DSCH High Speed Downlink Shared Channel高速下行共享信道第六章HS-PDSCH High Speed Physical Downlink Shared Channel高速下行链路物理共享信道第六章HSS Home Subscriber Server 归属用户服务器第六章HS-SCCH High Speed Shared Control Channel高速共享控制信道第六章ICIC Inter-Cell Interference Coordination小区干扰协调第六章IEEE Institute of Electrical and Electronic Engineers电气与电子工程师协会第六章IETF Internet Engineering Task Force因特网工程任务组第六章IKE Internet Key Exchange互联网密钥交换第六章IMEI International Mobile Station Equipment Identity全球移动台设备标识第六章IMS IP Multimedia Sub-system IP多媒体子系统第六章IMSI International Mobile Subscriber Identity国际移动用户识别码第六章IMT International Mobile Telecommunications国际移动通信系统第六章IMT-A International Mobile Telecommunications Advanced高级国际移动通信系统第六章IoT Internet of things物联网第六章IP Internet Protocol 网际协议第六章ISDN Integrated Services Digital Network综合业务数字网第六章ISDN Integrated Services Digital Network综合业务数字网第六章ISI Intersymbol Interference符号间干扰第六章ITU International Telecommunication Union国际电信联盟第六章ITU-R International Telecommunication Union: Radiocommunications sector国际电信联盟无线电通信组第六章IWF Inter Working Function互操作功能第六章KPI Key Quality Indicators关键质量指标第六章LAC Link Access Control链路接入控制第六章LAI Location Area Identification位置区识别码第六章LAP Link Access Procedure链路访问协议第六章LCP Link Control Protocol链路配置协议第六章LTE Long Term Evolution无线接口长期演进第六章LTE-A LTE-Advanced增强型长期演进第六章M2M Machine to Machine机器与机器第六章MAC Medium Access Control媒体接入控制第六章MAI Multiple Access Interference多址干扰第六章MAP Mobile Application Part移动应用部分第六章MCC Mobile Country Code移动国家号码第六章MCCH Multicast Control Channel组播控制信道第六章MCH Multicast Channel多播信道第六章ME Mobile Equipment移动设备第六章MGCF Media Gateway Control Function媒体网关控制功能第六章MGW Media GateWay媒体网关第六章MM Mobility Management移动性管理第六章MME Mobility Management Entity移动管理实体第六章MNC Mobile Network Code移动通信网号码第六章MOC Mobile Originating Call移动用户主叫第六章MS Mobile Station移动台第六章MSC Mobile Switching Center移动交换中心第六章MSIN Mobile subscriber Identification Number移动用户识别码第六章MSISDN Mobile Station International ISDN Number移动用户号码第六章MSRN Mobile Station Roaming Number移动用户漫游号码第六章MTC Mobile Terminating Call移动用户被叫第六章NB Node B B节点（基站）第六章NBAP Node B Application Part NodeB应用部分第六章NCC Network Color Code网络色码第六章NCP Network Control Protocol网络配置协议第六章NDC National Destination Code国内接入码或称网络号第六章NE Network Element网络单元第六章NMC Network Management Center网络管理中心第六章NOMA Non-Orthogonal Multiple Access非正交多址第六章Non－GBR Non－Guranteed Bit Rate不保证的比特速率第六章NSS Network Sub-System网络子系统第六章NSS Network Switching System 网络交换系统第六章OFDM Orthogonal Frequency Division Multiplexing正交频分复用第六章OFDMA Orthogonal Frequency DivisionMultiple Access正交频分多址接入第六章OMC Operation and Maintenance Center操作维护中心第六章OMC-R Operation and Maintenance Center-Radio无线操作维护中心第六章OMC-S Operation and Maintenance Center-Switched交换操作维护中心第六章OVSF Orthogonal Variable Spreading Factor正交变长扩频码第六章PA A PDSCH A类PDSCH第六章PAP Password Authentication Protocol口令鉴权协议第六章PB B PDSCH B类PDSCH第六章PBCH Physical Broadcast Channel物理广播信道第六章PCCH Paging control Channel寻呼控制信道第六章PCCH Paging Logical Channel寻呼逻辑信道第六章P-CCPCH Primary Common Control Physical Channel主公共控制物理信道第六章PCF Packet Control Function分组控制功能第六章PCFICH Physical Control Format Indicator Channel物理控制格式指示信道第六章PCH Paging Channel寻呼信道第六章PCI Physical Cell Identifier物理小区标识第六章PCPCH Physical Common Packet Channel公共分组物理信道第六章P-CPICH Primary Common Pilot Channel主公共导频信道第六章PCRF Policy and Charging Rules Function策略和计费规则实体第六章PCU Packet Control Unit分组控制单元第六章PDCCH Physical Downlink Control Channel物理下行控制信道第六章PDCP Packet Data Converge Protocol分组数据汇聚协议第六章PDN Public Data Network公用数据网第六章PDP Packet Data Protocol分组数据协议第六章PDSCH Physical Downlink Shared Channe物理下行共享信道第六章PDSCH Physical Downlink Shared Channel下行链路物理共享信道第六章PDSN Packet Data Serving Node分组数据服务节点第六章PDU Protocol Data Unit协议数据单元第六章PHICH Physical Hybrid ARQ Indicator Channel物理混合自动请求重传指示信道第六章PICH Paging Indicator Channel寻呼指示信道第六章PLMN Public Land Mobile Network公用陆地移动网第六章PMCH Physical Multicast Channel物理多播信道第六章PRACH Physical Random Access Channel物理随机接入信道第六章PRB Physical Resource Block物理资源块第六章PRRU Pico Remote Radio Unit微小远程无线电单元第六章PS Packet Switched分组交换第六章PSS Primary Synchronization Signal主同步信号第六章PSTN Public Switched Telephone Network公共电话交换网第六章PT Penalty Time惩罚时间第六章PTCH Paging Transport Channel寻呼传输信道第六章P-TMSI Packet-TMSI分组TMSI第六章PUCCH Physical Uplink Control Channel物理上行控制信道第六章PUSCH Physical Uplink Shared Channel物理上行共享信道第六章QAM Quadrature Amplitude Modulation正交幅度调制第六章QCI QoS Class Identifier服务质量等级标识第六章QoS The quality of service服务质量第六章RAC Routing Area Code路由区编码第六章RACH Random Access Channel随机接入信道第六章R-ACH Reverse Access Channel反向接入信道第六章RAI Routing Area Identity路由区标识第六章RAN Radio Access Network无线接入网第六章RANAP RAN Application Part RAN应用部分第六章RAND Random number随机号码第六章RB Resource Block资源块第六章RB Radio Bearer无线承载第六章RBG Resource Block Group资源块组第六章RE Resource Element资源单元第六章R-EACH Reverse Enhanced Access Channel 反向增强接入信道第六章RLC Radio Link Control无线链路控制第六章RN Radio Network无线网络第六章RNC Radio Network Controller 无线网络控制器第六章RNS Radio Network Sub-system无线网络子系统第六章RNSAP RNS Application Part RNS应用部分第六章RNTI Radio Network Temporary Identity无线网络临时标识第六章RRC Radio Resource Control无线资源控制第六章RRM Radio Resource Management无线资源管理第六章RRU Radio Remote Unit射频拉远模块第六章RS Reference Signal 参考信号第六章RSRP Reference Signal Receiving Power接收到的信号功率的平均值第六章RSRQ Reference Signal Receiving Quality参考信号接收质量第六章RSSI Received Signal Strength Indicator接收的信号强度指示第六章RS-SINR Reference Signal-Signal to Interference plus Noise Ratio参考信号-信号与干扰加噪声比第六章RTT Radio Transmission Technology无线传输技术第六章RXLEV Received Signal Level接收信号电平第六章S1-AP S1 Application Protocol S1接口应用协议第六章SA Service Area业务区第六章SA Security Association安全关联第六章SAC Service Area业务区编码第六章SAE System Architecture Evolution系统结构演进(LTE的核心网)第六章SAP Service AccessPoint业务接入点第六章SB Scheduling Block调度块第六章SBC Session Border Controller会话边界控制器第六章SC Short Message Service Center短信息业务中心第六章S-CCPCH Secondary Common Control Physical Channel辅公共控制物理信道第六章SCH Synchronization Channel同步信道第六章SCMA Sparse Code Multiple Access稀疏码分多址第六章SCPC Single Channel Per Carrier单路单载波第六章SDCCH Stand-Alone Dedicated Control Channel独立专用控制信道第六章SDU Service Data Unit业务数据单元第六章SGSN Serving GPRS Support Node服务GPRS支持节点第六章S-GW Serving Gateway entities服务网关实体第六章SHCCH Share Control Channel共享控制信道第六章SIM Subscriber Identification Module用户身份识别卡第六章SINR Signal to Interference plus Noise Ratio信号与干扰加噪声比第六章SMSC Short Message Service Center短消息业务中心第六章SN Subscriber Number用户号码第六章SRES Signed Respones符号响应第六章SRNC Serving RNC服务RNC第六章SRS Sounding reference signal侦听参考信号第六章SRVCC Single Radio Voice Call Continuity VoLTE语音业务连续性方案第六章SS Synchronization Shift同步偏移第六章SSS Secondary Synchronization Signal从同步信号第六章STK SIM TOOL KIT用户识别应用工具套件第六章STM Synchronous Transfer Module同步传输模式第六章TA Timing Advance时间提前量第六章TA Tracking Area跟踪区第六章TAC Tracking Area Code跟踪区域代码第六章TACS Total Access Communication System全接入通信系统第六章TAU Tracking Area Update跟踪区域更新第六章TCH Traffic Channel业务信道第六章TCP Transport Control Protocol传输控制协议第六章TDD Time Division Duplexing时分双工第六章TDD Time Division Duplexing时分双工第六章TDM Time Division Multiplexing时分复用第六章TDMA Time Division Multiple Access时分多址第六章TD-SCDMA Time Division Synchronous CDMA时分同步CDMA第六章TIA Telecommunications Industry Association 美国电信工业协会第六章TMSI Temporary Mobile Subscriber Identity临时移动用户识别码第六章TO Temporary Offset临时偏移第六章UBL CELL UNBLOCK CELL解闭塞小区第六章UCI Uplink Control Information上行控制信息第六章UE User Equipment用户设备第六章UL CoMP Uplink Coordinated Multi-Point上行多点协作第六章UL-SCH Uplink Shared Channel上行共享信道第六章UM Unacknowledged Mode非确认模式第六章UMB Ultra Mobile Broadbandx超移动宽带第六章UMTS Universal Mobile Telecommunication Services通用移动通信系统第六章UpPCH Uplink Pilot Channel上行导频信道第六章UpPTS Uplink Pilot Time Slot上行导频时隙第六章URA UTRAN Registration Area UTRAN登记区第六章uRLLC Ultra-reliableand Low-latency Communications超可行低时延通信第六章USCH Uplink Shared Channel上行共享传输信道第六章USIM UMTS Subscriber Identity Module UMTS用户标识模块第六章UTRAN UMTS Terrestrial Radio Access Network UMTS的陆地无线接入网第六章VLR Visitor Location Register拜访位置寄存器第六章VoIP Voice over IP基于IP的语音服务第六章VoLTE Voice over LTE基于LTE的语音第六章WAP Wireless Application Protocol无线应用协议第六章WCDMA Wideband Code Division Multiple Access宽带码分多址第六章WiFi wireless fidelity无线保真技术第六章WiMAX Worldwide Interoperability for Microwave Access全球微波互联接入第六章WLAN wireless local area network无线局域网第六章WRC World Radiocommunication Conference世界无线电通信大会第六章。
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
4B/3D(code)-—4 Binary/3 ternary （code）4二进制/3三电平(码）AA/D -—Analog/Digital数/模AAL—-ATM adaptation layer ATM适配层AC。
ac。
--Alternating Current 交流ACK -—ACKnowledge确认ADC--Application data center集中托管式数据应用中心—-Analog—to—Digital Converter模拟/数字转换器(模数变换器）ADPCM--Adaptive DPCM自适应差分脉（冲编）码调制ADPCM-—Adaptive DPCM自适应差分脉冲编码调制ADSL—-Asymmetric Digital Subscriber Line非对称数字用户环路ADSL—-Asymmetric Digital Subscribers Loop非对称数字用户环路AM—-Amplitude Modulation 幅度调制、调幅AM--Amplitude Modulation振幅调制（调幅)AMI-—Alternate Mark Inverse传号交替反转ANSI——American National Standards Institute美国国家标准学会APK—-Amplitude Phase Keying幅相键控APT—-the Advanced Packaging Tool Ubuntu软件包管理系统的高级界面ARQ--Automatic Repeat reQuest自动要求重发ASCII-—American Standard Code for Information Interchange美国标准信息交换码ASIC——Application Specific Integrated Circuit专用集成电路ASK--Amplitude Shift Keying振幅键控AT&T--American Telephone ＆Telegraph美国电话电报公司ATM--Automated Tellermachine自动取款机--Asynchronous Transfer Mode 异步转移（传递）模式AU——Administration Unit管理单元AUG——Administration Unit Group管理单元群BBCD—-Binary Coded Decimal二十进制B—ISDN—-Broadband ISDN宽带综合业务数字网BPF——Bandpass Filter带通滤波器BRAN-—Broadband Radio Access Network宽带射频接入网BRI—-Basic Rate Interface基本速率接口CCAS——Channel Associated Signaling随路信令CCITT--Consultive Committee for International Telegraph and Telephone国际电报电话咨询委员会C-—Container容器CCS--Common Channel Signaling共路信令CDMA-—Code Division Multiple Access码分多址CDM——Code Division Multiplexing码分复用CELP--Code Excited Linear Prediction码激励线性预测CLP——Cell Lose Priority信元丢失优先等级CMI--Coded Mark Inversion传号反转COR—PSK-—Correlative Phase—Shift Keying相关移相键控CPU-—Central Processing Unit中央处理器CRC—-Cyclic Redundancy Check循环冗余校验CRT ——Cathode Ray Tube 阴极射线管(显示器）--Chinese Remainder Theorem 中国剩余定理CSMA/CD--Carrier Sense Multiple Access/Collision Detection载波侦听/冲突检测DDAC--Digital Audio Compress数/模转装换器(数字模拟转换器）DAMA--Demand Assignment Multiple Address按需分配多址DC. （dc。
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
通讯协议英文缩写对照表英文缩写对照表APN接入点名称Access Point NameAPP应用业务ApplicationATM异步转移模式Asynchronous Transfer ModeATM自动柜员机Auto Table MachineAuC鉴权中心Authentication CentreBG边际网关Border GatewayBGP边际网关协议Border Gateway ProtocolBSC基站控制器Base Station ControllerBSCC基站控制连接Base Station Control ConnectionBSS基站系统Base Station SystemBSSGP基站系统GPRS协议BSS GPRS ProtocolBTS基站收发系统Base Transceiver SystemCDMA码分多址Code Division Multiple AccessCDR呼叫详细记录Call Detail RecordCGF计费网关功能Charging Gateway FunctionCSD电路交换数据Circuit Switch DataDDN数字数据网Digital Data NetworkDDP DataWay DSC通信协议DataWay DSC ProtocolDHCP动态主机配置协议Dynamic Host Configuration ProtocolDNS域名系统Domain Name SystemDSC数据业务中心Data Service CenterDataWay数据终端单元Data Terminal UnitEGP外部网关协议External/Exterior Gateway ProtocolEIGRP外部Internet组路由协议External/Exterior Internet Group Routing Protocol5EMC电磁兼容Electro Magnetic CompatibilityESP静电防护Electro Static PrecautionsETSI欧洲电信标准协会European Telecommunications Standards Institute GGSN GPRS支持节点网关Gateway GPRS Support NodeGMSC移动交换中心网关Gateway MSCGPRS通用分组无线业务General Packet Radio ServiceGSM全球移动通信系统Global System for Mobile CommunicationsGSN GPRS支持节点GPRS Support NodeGTP GPRS隧道协议GPRS Tunneling ProtocolGTP-id GTP标识GTP IdentityHLR注册地信息注册器Home Location RegisterHSCSD高速电路交换数据High Speed Circuit Switch DataIGMP互联网组管理协议Internet Group Management ProtocolIGRP互联网网关路由协议Internet Gateway Routing ProtocolIN智能网Intelligent NetworkIP互联网协议Internet ProtocolIPv4IP协议第4版IP version4IPv6IP协议第6版IP version6IPSEC IP安全协议IP Secure ProtocolISDN综合数字业务网络Integrated Services Digital NetworkISP互联网业务提供商Internet Service ProviderL2TP第二层隧道协议Layer2Tunneling ProtocolLA位置区域Location AreaLLC逻辑链路控制Logical Link ControlMAP移动应用部分Mobile Application PartMDNS移动域名系统Mobile Domain Name SystemMDataWay移动数据终端单元Mobile Data Terminal UnitMIB管理信息库Management Information BaseMS移动台Mobile StationMSC移动交换中心Mobile Switching Center6MT移动终端Mobile TerminalMTBF平均故障时间Mean Time Between FailureMTTR平均维护时间Mean Time To RecoveryN/A不可用Not ApplicableNAS网络接入服务器Network Access ServerNAT网络地址转换Network Address TranslationNTP网络时间协议Network Time ProtocolO&M运行和维护Operations&MaintenancePAP密码授权协议Password Authentication ProtocolPCF分组控制功能Packet Control FunctionPDP分组数据协议Packet Data ProtocolPDN分组数据网络Packet Data NetworkPDSN分组数据服务器Packet Data Service NodePLMN公众陆地移动网络Public Land Mobile NetworkPOS销售终端Point of SalesPTM-G点对多点群呼Point-to-Multipoint Group CallPTM-M点对多点多播Point-to-Multipoint MulticastQoS服务质量Quality of ServiceRA路由范围Routing AreaRADIUS远程授权拨入用户服务Remote Authentication Dial In User Service RIP路由信息协议Routing Information ProtocolRSC注册业务中心Register Service CenterRTOS实时操作系统Real Time Operating SystemRTP实时传输协议Real-time Transport ProtocolRTU远方终端单元Remote Terminal UnitRSVP资源预留协议Resource reSerVation ProtocolSCADA监控与数据采集系统Supervisory Control and Data Acquisition SGSN GPRS服务支持节点Serving GPRS Support NodeSIM用户标识模块Subscriber Identify ModuleSMS短消息业务Short Message Service7SMSC短消息服务中心Short Message Service CenterSNMP简单网络管理协议Simple Network Management ProtocolSTK SIM卡工具包SIM Tool KitsTCP传输控制协议Transmission Control ProtocolTDMA时分多址Time Division Multiple AccessTMN电信管理网络Telecommunication Managed NetworkUDP用户自带寻址信息协议User Datagram ProtocolUIM用户标识模块User Identify ModuleUMTS通用移动电信系统Universal Mobile Telecommunication System USSD非结构化补充业务数据Unstructured Supplementary Service Data UTK UIM卡工具包UIM Tool KitsVLR访问地注册器Visitor Location RegisterWAN广域网Wide Area NetworkWAP无线应用协议Wireless Application ProtocolWDDN无线DDN Wireless Digital Data Network以上资料由产品设计人米有泉提供2001年3月北京首创电子实验室地址：北京市西城区黄寺大街24号邮编：100011电话：13718171881010-81589419联系人：高凤华网址： Email:rfcn@。
