发明申请
- 专利标题: SEMICONDUCTOR MEMORY ELEMENT
- 专利标题(中): 半导体存储元件
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申请号: US12233073申请日: 2008-09-18
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公开(公告)号: US20090212346A1公开(公告)日: 2009-08-27
- 发明人: Tsunehiro INO , Naoki Yasuda , Koichi Muraoka , Jun Fujiki , Shoko Kikuchi , Keiko Ariyoshi
- 申请人: Tsunehiro INO , Naoki Yasuda , Koichi Muraoka , Jun Fujiki , Shoko Kikuchi , Keiko Ariyoshi
- 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
- 优先权: JP2008-039952 20080221
- 主分类号: H01L47/00
- IPC分类号: H01L47/00
摘要:
A semiconductor memory element includes: a tunnel insulating film formed on a semiconductor substrate; a HfON charge storage film with Bevan clusters formed on the tunnel insulating film; a blocking film formed on the HfON charge storage film; and a gate electrode formed on the blocking film.
公开/授权文献
- US07943981B2 Semiconductor memory element 公开/授权日:2011-05-17
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