发明授权
- 专利标题: Solid-state imaging device, method of driving same, and camera apparatus
- 专利标题(中): 固态成像装置,其驱动方法和相机装置
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申请号: US11633284申请日: 2006-12-04
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公开(公告)号: US08013336B2公开(公告)日: 2011-09-06
- 发明人: Keiji Mabuchi
- 申请人: Keiji Mabuchi
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Rockey, Depke & Lyons, LLC
- 代理商 Robert J. Depke
- 优先权: JP2003-138947 20030516
- 主分类号: H01L29/04
- IPC分类号: H01L29/04
摘要:
A solid-state imaging device of a three-transistor pixel configuration having no selection transistor has a problem of a non-selection hot carrier white point, which is specific to this apparatus. A bias current during a non-reading period of pixels is made to flow to a pixel associated with an immediately previous selection pixel, for example, the immediately previous selection pixel itself. As a result, dark current only for one line occurs in each pixel, and the dark current for one line itself can be reduced markedly. Consequently, defective pixels due to non-selection hot carrier white points can be virtually eliminated.
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