- 专利标题: Solid state image pickup device and camera using the same
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申请号: US10584883申请日: 2005-01-11
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公开(公告)号: US07626622B2公开(公告)日: 2009-12-01
- 发明人: Shigetaka Kasuga , Takumi Yamaguchi , Takahiko Murata , Yoshiyuki Matsunaga , Ryohei Miyagawa , Atsushi Ueta
- 申请人: Shigetaka Kasuga , Takumi Yamaguchi , Takahiko Murata , Yoshiyuki Matsunaga , Ryohei Miyagawa , Atsushi Ueta
- 申请人地址: JP Osaka
- 专利权人: Panasonic Corporation
- 当前专利权人: Panasonic Corporation
- 当前专利权人地址: JP Osaka
- 代理机构: Wenderoth, Lind & Ponack L.L.P.
- 优先权: JP2004-006114 20040113; JP2004-199822 20040706
- 国际申请: PCT/JP2005/000187 WO 20050111
- 国际公布: WO2005/069608 WO 20050728
- 主分类号: H04N5/335
- IPC分类号: H04N5/335
摘要:
A solid state image pickup device 110 is provided with: a plurality of pixel units 10 that are arranged two-dimensionally and include a photoelectric conversion unit (photodiode PD) that converts light into a charge and an amplification unit (amplifier Q13) that converts the charge into a voltage and outputs it; a plurality of noise signal removal units (noise cancellation units 40) that are provided one for each column and remove noises contained in the voltage outputted from the amplifier Q31 of the pixel unit 10 belonging to the column; and a plurality of column amplification units (column amplifiers 70) that amplify the voltage outputted from the amplifier Q13 of the pixel unit 10 and output the amplified voltage to the noise cancellation unit 40, and enables increase in sensitivity and reduction in noise with low power consumption.
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