发明授权
US07771902B2 Photomask, fabrication method for the same and pattern formation method using the same
失效
光掩模,相同的制造方法和使用该掩模的图案形成方法
- 专利标题: Photomask, fabrication method for the same and pattern formation method using the same
- 专利标题(中): 光掩模,相同的制造方法和使用该掩模的图案形成方法
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申请号: US11884451申请日: 2007-02-27
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公开(公告)号: US07771902B2公开(公告)日: 2010-08-10
- 发明人: Akio Misaka
- 申请人: Akio Misaka
- 申请人地址: JP Osaka
- 专利权人: Panasonic Corporation
- 当前专利权人: Panasonic Corporation
- 当前专利权人地址: JP Osaka
- 代理机构: McDermott Will & Emery LLP
- 优先权: JP2006-063753 20060309
- 国际申请: PCT/JP2007/053604 WO 20070227
- 国际公布: WO2007/102338 WO 20070913
- 主分类号: G03F1/00
- IPC分类号: G03F1/00 ; H01L21/00
摘要:
A mask pattern including, for example, a light-shielding portion 101 and a first transparent portion 104A surrounded with a semi-light-shielding portion 102 are provided on a transparent substrate 100. The mask pattern includes a first pattern region and a second pattern region opposing each other with the semi-light-shielding portion 102 and the first transparent portion 104A sandwiched therebetween.
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