laser 3. Mask掩膜版--- e-beam master, sub-master, spot size,
quartz plate, defect density, CD requirement 4. Resist selection 胶选择
4.3.2 Exposure (曝光)
Aligner Technology
Contact print ---Canon 501
4.3.4 Exposure (曝光)
Scanner (扫描)
1. Most of use for G –line Positive resist process --- for 3u process and can be push to 2u.
IC工艺技术-光刻
讲座提要
1. General 2. Facility (动力环境) 3. Mask (掩膜版) 4. Process step highlight (光刻工艺概述) 5. BCD 正胶工艺 6. History and 未来的光刻工艺
1. General
MASKING Process (光刻工艺)
1. Contact print (接触) Soft contact, hard contact, proximity
2. Scanner (扫描) 3. Stepper (重复)
1X, 2X , 4X, 5X, 10X 4. Step – Scan (重复扫描)
4X --- reticle move, wafer move, reticle/wafer move 5. X ray (X光)
2. Negative resist can print smaller than 4u
3. Equipment: --- Canon MPA 500, 600 --- Perkin Elmer 100, 200, 300, 600, 700, 900