- 专利标题: Semiconductor device and method of manufacturing the same
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申请号: US09296669申请日: 1999-04-22
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公开(公告)号: US06570217B1公开(公告)日: 2003-05-27
- 发明人: Tsutomu Sato , Ichiro Mizushima , Yoshitaka Tsunashima , Toshihiko Iinuma , Kiyotaka Miyano
- 申请人: Tsutomu Sato , Ichiro Mizushima , Yoshitaka Tsunashima , Toshihiko Iinuma , Kiyotaka Miyano
- 优先权: JP10-115310 19980424; JP11-113653 19990421
- 主分类号: H01L2926
- IPC分类号: H01L2926
摘要:
To provide a cavity in the portion of the silicon substrate which lies beneath the channel region of the MOS transistor.