发明授权
- 专利标题: Semiconductor device having a gate insulating film structure including an insulating film containing metal, silicon and oxygen and manufacturing method thereof
- 专利标题(中): 具有包含含有金属,硅和氧的绝缘膜的栅极绝缘膜结构的半导体器件及其制造方法
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申请号: US10915805申请日: 2004-08-11
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公开(公告)号: US07306994B2公开(公告)日: 2007-12-11
- 发明人: Yoshitaka Tsunashima , Seiji Inumiya , Yasumasa Suizu , Yoshio Ozawa , Kiyotaka Miyano , Masayuki Tanaka
- 申请人: Yoshitaka Tsunashima , Seiji Inumiya , Yasumasa Suizu , Yoshio Ozawa , Kiyotaka Miyano , Masayuki Tanaka
- 申请人地址: JP Tokyo
- 专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人地址: JP Tokyo
- 代理机构: Frommer Lawrence & Haug LLP
- 优先权: JP2000-066960 20000310
- 主分类号: H01L21/8234
- IPC分类号: H01L21/8234
摘要:
Claimed and disclosed is a semiconductor device including a transistor having a gate insulating film structure containing nitrogen or fluorine in a compound, such as metal silicate, containing metal, silicon and oxygen, a gate insulating film structure having a laminated structure of an amorphous metal oxide film and metal silicate film, or a gate insulating film structure having a first gate insulating film including an oxide film of a first metal element and a second gate insulating film including a metal silicate film of a second metal element.
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