发明授权
- 专利标题: Method and apparatus for a diffusion bridged cell library
- 专利标题(中): 扩散桥连细胞库的方法和装置
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申请号: US13974135申请日: 2013-08-23
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公开(公告)号: US09070551B2公开(公告)日: 2015-06-30
- 发明人: Benjamin John Bowers , James W. Hayward , Charanya Gopal , Gregory Christopher Burda , Robert J. Bucki , Chock H. Gan , Giridhar Nallapati , Matthew D. Youngblood , William R. Flederbach
- 申请人: QUALCOMM Incorporated
- 申请人地址: US CA San Diego
- 专利权人: Qualcomm Incorporated
- 当前专利权人: Qualcomm Incorporated
- 当前专利权人地址: US CA San Diego
- 代理机构: Muncy, Geissler, Olds & Lowe, P.C.
- 主分类号: G06F17/50
- IPC分类号: G06F17/50 ; H01L27/02 ; H01L21/22 ; H01L27/092 ; H01L27/118
摘要:
A library of cells for designing an integrated circuit, the library comprises continuous diffusion compatible (CDC) cells. A CDC cell includes a p-doped diffusion region electrically connected to a supply rail and continuous from the left edge to the right edge of the CDC cell; a first polysilicon gate disposed above the p-doped diffusion region and electrically connected to the p-doped diffusion region; an n-doped diffusion region electrically connected to a ground rail and continuous from the left edge to the right edge; a second polysilicon gate disposed above the n-doped diffusion region and electrically connected to the n-doped diffusion region; a left floating polysilicon gate disposed over the p-doped and n-doped diffusion regions and proximal to the left edge; and a right floating polysilicon gate disposed over the p-doped and n-doped diffusion regions and proximal to the right edge.
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