发明授权
US09204074B2 Multi-mode operation pixel design for pixel performance improvement
有权
多模式操作像素设计,可提高像素性能
- 专利标题: Multi-mode operation pixel design for pixel performance improvement
- 专利标题(中): 多模式操作像素设计,可提高像素性能
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申请号: US14229075申请日: 2014-03-28
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公开(公告)号: US09204074B2公开(公告)日: 2015-12-01
- 发明人: Dong-Long Lin , Chung-Ren Li
- 申请人: Himax Imaging Limited
- 申请人地址: TW Tainan
- 专利权人: HIMAX IMAGING LIMITED
- 当前专利权人: HIMAX IMAGING LIMITED
- 当前专利权人地址: TW Tainan
- 代理机构: McClure, Qualey & Rodack, LLP
- 主分类号: H01L27/14
- IPC分类号: H01L27/14 ; H04N5/378 ; H01L27/146 ; H04N5/374
摘要:
A pixel circuit includes a plurality of pixel units, and one of the pixel units includes a photosensor, a readout circuit, and a switch circuit. The readout circuit is coupled to a supply voltage and the photosensor, which includes a floating diffusion node for storing data of the photosensor and an output node for outputting data of the floating diffusion node. The switch circuit is coupled between the photosensor and a tail node, wherein the tail node is coupled to the floating diffusion node of another pixel unit.
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