JP4991494B2 - 撮像装置 - Google Patents
撮像装置 Download PDFInfo
- Publication number
- JP4991494B2 JP4991494B2 JP2007299651A JP2007299651A JP4991494B2 JP 4991494 B2 JP4991494 B2 JP 4991494B2 JP 2007299651 A JP2007299651 A JP 2007299651A JP 2007299651 A JP2007299651 A JP 2007299651A JP 4991494 B2 JP4991494 B2 JP 4991494B2
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- JP
- Japan
- Prior art keywords
- signal
- circuit unit
- pixel
- readout circuit
- dummy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003384 imaging method Methods 0.000 title claims description 31
- 238000012937 correction Methods 0.000 claims description 30
- 238000012546 transfer Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 18
- 239000003990 capacitor Substances 0.000 description 14
- 238000012545 processing Methods 0.000 description 11
- 238000012935 Averaging Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 101100194362 Schizosaccharomyces pombe (strain 972 / ATCC 24843) res1 gene Proteins 0.000 description 3
- 230000003321 amplification Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000005375 photometry Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/618—Noise processing, e.g. detecting, correcting, reducing or removing noise for random or high-frequency noise
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
- H04N25/633—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current by using optical black pixels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
- H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
- H04N25/673—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction by using reference sources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
- H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
- H04N25/677—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction for reducing the column or line fixed pattern noise
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
- H04N25/78—Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
図1は、本発明の第1の実施形態である撮像装置の概略構成を説明するためのブロック図である。
次に、図8〜図10を参照して、本発明の第2の実施形態である撮像装置について説明する。なお、上記第1の実施形態と重複する部分には、符号を流用して説明する。
次に、図11及び図12を参照して、本発明の第3の実施形態である撮像装置について説明する。図11は、本発明の第3の実施形態である撮像装置の概略構成を説明するためのブロック図である。なお、上記第1の実施形態と重複する部分には、符号を流用して説明する。
101 撮像素子
102 AFE
103 DFE
104 DSP
105 駆動信号発生器
106 CPU
107 ROM
108 RAM
109 記録媒体
110 電源スイッチ
111 第1のシャッタースイッチ(SW1)
112 第2のシャッタースイッチ(SW2)
113 モードダイアル
202 画素
203 垂直走査回路部
204 画像信号読出し回路部
205 水平走査回路部
208 差動増幅回路部
209 ダミー信号読出し回路部
Claims (6)
- 被写体像を光電変換して信号を得る複数の画素と、
前記複数の画素からの信号を垂直信号線を介して行毎に読み出す画素信号読出し回路部と、
前記複数の画素及び前記垂直信号線に接続されることなく、ダミー信号を読み出すダミー信号読出し回路部と、
前記画素信号読出し回路部及び前記ダミー信号読出し回路部の出力を転送する水平走査回路部と、
前記ダミー信号読出し回路部の出力を用いて前記画素信号読出し回路部の出力を行毎に補正する補正手段と、を備えたことを特徴とする撮像装置。 - 前記複数の画素に併設された制御回路部を備え、前記ダミー信号読出し回路部は、前記制御回路部の上部又は下部に配置される、ことを特徴とする請求項1に記載の撮像装置。
- 前記ダミー信号読出し回路部は、前記水平走査回路部と前記制御回路部との間に配置される、ことを特徴とする請求項2に記載の撮像装置。
- 前記制御回路部は、垂直走査回路部である、ことを特徴とする請求項2又は3に記載の撮像装置。
- 前記ダミー信号読出し回路部は、前記画素信号読出し回路部に隣接して配置される、ことを特徴とする請求項1〜4のいずれか一項に記載の撮像装置。
- 前記ダミー信号読出し回路部の入力信号は、固定電位である、ことを特徴とする請求項1〜5のいずれか一項に記載の撮像装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007299651A JP4991494B2 (ja) | 2007-11-19 | 2007-11-19 | 撮像装置 |
PCT/JP2008/071187 WO2009066748A1 (en) | 2007-11-19 | 2008-11-17 | Image pickup apparatus |
US12/523,898 US8305469B2 (en) | 2007-11-19 | 2008-11-17 | Image pickup apparatus having a dummy signal readout circuit |
CN200880116696A CN101868969A (zh) | 2007-11-19 | 2008-11-17 | 摄像设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007299651A JP4991494B2 (ja) | 2007-11-19 | 2007-11-19 | 撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009130383A JP2009130383A (ja) | 2009-06-11 |
JP4991494B2 true JP4991494B2 (ja) | 2012-08-01 |
Family
ID=40667571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007299651A Expired - Fee Related JP4991494B2 (ja) | 2007-11-19 | 2007-11-19 | 撮像装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8305469B2 (ja) |
JP (1) | JP4991494B2 (ja) |
CN (1) | CN101868969A (ja) |
WO (1) | WO2009066748A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5445053B2 (ja) * | 2009-11-16 | 2014-03-19 | 株式会社ニコン | 撮像装置及び画像補正プログラム |
TW201216138A (en) * | 2010-10-13 | 2012-04-16 | Chunghwa Picture Tubes Ltd | Method for driving photosensor array panel |
JP5447430B2 (ja) * | 2011-04-27 | 2014-03-19 | 株式会社ニコン | 撮像装置 |
KR102159261B1 (ko) | 2014-01-21 | 2020-09-23 | 삼성전자 주식회사 | 출력신호를 보정할 수 있는 이미지 센서 |
JP6872795B2 (ja) * | 2017-10-05 | 2021-05-19 | 株式会社Joled | 表示装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0831991B2 (ja) * | 1984-04-17 | 1996-03-27 | オリンパス光学工業株式会社 | 固体撮像装置 |
JP3383420B2 (ja) * | 1994-07-14 | 2003-03-04 | 京セラ株式会社 | 半導体素子収納用パッケージ |
US6037577A (en) * | 1997-03-11 | 2000-03-14 | Kabushiki Kaisha Toshiba | Amplifying solid-state image pickup device and operating method of the same |
JPH1198414A (ja) * | 1997-09-16 | 1999-04-09 | Toshiba Corp | Mos型固体撮像装置の増幅回路 |
US6344877B1 (en) * | 1997-06-12 | 2002-02-05 | International Business Machines Corporation | Image sensor with dummy pixel or dummy pixel array |
JP3571924B2 (ja) * | 1998-07-09 | 2004-09-29 | 株式会社東芝 | 固体撮像装置 |
JP2000152098A (ja) | 1998-11-10 | 2000-05-30 | Matsushita Electric Ind Co Ltd | 映像信号処理装置 |
JP2001042042A (ja) * | 1999-07-27 | 2001-02-16 | Canon Inc | 撮像装置 |
US7050098B2 (en) * | 2001-03-29 | 2006-05-23 | Canon Kabushiki Kaisha | Signal processing apparatus and method, and image sensing apparatus having a plurality of image sensing regions per image frame |
JP2006352758A (ja) * | 2005-06-20 | 2006-12-28 | Pentax Corp | 画像信号処理装置 |
US7545418B2 (en) * | 2006-07-17 | 2009-06-09 | Jeffery Steven Beck | Image sensor device having improved noise suppression capability and a method for supressing noise in an image sensor device |
-
2007
- 2007-11-19 JP JP2007299651A patent/JP4991494B2/ja not_active Expired - Fee Related
-
2008
- 2008-11-17 CN CN200880116696A patent/CN101868969A/zh active Pending
- 2008-11-17 WO PCT/JP2008/071187 patent/WO2009066748A1/en active Application Filing
- 2008-11-17 US US12/523,898 patent/US8305469B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2009066748A1 (en) | 2009-05-28 |
JP2009130383A (ja) | 2009-06-11 |
CN101868969A (zh) | 2010-10-20 |
US8305469B2 (en) | 2012-11-06 |
US20100045827A1 (en) | 2010-02-25 |
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