发明授权
- 专利标题: Exposure process and apparatus using glass photomasks
- 专利标题(中): 曝光工艺和使用玻璃光掩模的设备
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申请号: US11384317申请日: 2006-03-21
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公开(公告)号: US07538853B2公开(公告)日: 2009-05-26
- 发明人: Masashi Nishiki , Hisashi Okada
- 申请人: Masashi Nishiki , Hisashi Okada
- 申请人地址: JP Kawasaki
- 专利权人: Fujitsu Hitachi Plasma Display Limited
- 当前专利权人: Fujitsu Hitachi Plasma Display Limited
- 当前专利权人地址: JP Kawasaki
- 代理机构: Staas & Halsey LLP
- 优先权: JP2005-087588 20050325
- 主分类号: G03B27/68
- IPC分类号: G03B27/68 ; G03B27/44 ; G03B27/42 ; G03B27/58 ; G03B27/62 ; G03B27/32 ; H01L21/00 ; G03C5/00
摘要:
An exposure process using photomasks, the process includes the steps of: providing a plurality of glass photomasks for optical lithography with respect to a target substrate to be processed, the photomasks having identical exposure patterns, and exposing the target substrate a plurality of times using the plurality of glass photomasks.
公开/授权文献
- US20060215146A1 Exposure process and apparatus using glass photomasks 公开/授权日:2006-09-28