- 专利标题: Sample and hold switch driver circuitry with slope control
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申请号: US17530316申请日: 2021-11-18
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公开(公告)号: US11716547B2公开(公告)日: 2023-08-01
- 发明人: Zhe Gao , Ling Fu , Yu-Shen Yang , Tiejun Dai
- 申请人: OMNIVISION TECHNOLOGIES, INC.
- 申请人地址: US CA Santa Clara
- 专利权人: OmniVision Technologies, Inc.
- 当前专利权人: OmniVision Technologies, Inc.
- 当前专利权人地址: US CA Santa Clara
- 代理机构: Perkins Coie LLP
- 分案原申请号: US16516067 2019.07.18
- 主分类号: H04N25/44
- IPC分类号: H04N25/44 ; G11C27/02 ; H04N25/75 ; H04N25/79
摘要:
A switch driver circuit includes a plurality of pullup transistors. The plurality of pullup transistors includes a first pullup transistor coupled between a voltage supply and a first output node. A plurality of pulldown transistors includes a first pulldown transistor coupled between the first output node and a ground node. A slope control circuit is coupled to the ground node. A plurality of global connection switches includes a first global connection switch coupled between the first output node and the slope control circuit.
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