发明授权
- 专利标题: Method of projecting photoelectron image
- 专利标题(中): 投影光电子图像的方法
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申请号: US144275申请日: 1988-01-15
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公开(公告)号: US4789786A公开(公告)日: 1988-12-06
- 发明人: Hiroshi Yasuda , Ichiro Honjo
- 申请人: Hiroshi Yasuda , Ichiro Honjo
- 申请人地址: JPX Kawasaki
- 专利权人: Fujitsu Limited
- 当前专利权人: Fujitsu Limited
- 当前专利权人地址: JPX Kawasaki
- 优先权: JPX59-243342 19841120; JPX59-243343 19841120; JPX59-252151 19841129
- 主分类号: G03F7/20
- IPC分类号: G03F7/20 ; H01J37/317 ; H01L21/30
摘要:
A method for projecting a photelectron image includes providing a mask substrate, and selectively contacting a layer which lowers the work function of the mask substrate thereto. Photoelectrons are emitted from the contacted portion.
公开/授权文献
- US4358929A Solar power system 公开/授权日:1982-11-16
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