JP4744828B2 - 光検出装置 - Google Patents
光検出装置 Download PDFInfo
- Publication number
- JP4744828B2 JP4744828B2 JP2004247183A JP2004247183A JP4744828B2 JP 4744828 B2 JP4744828 B2 JP 4744828B2 JP 2004247183 A JP2004247183 A JP 2004247183A JP 2004247183 A JP2004247183 A JP 2004247183A JP 4744828 B2 JP4744828 B2 JP 4744828B2
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- voltage value
- capacitor
- signal processing
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- 239000003990 capacitor Substances 0.000 claims description 85
- 238000001514 detection method Methods 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000005513 bias potential Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 16
- 230000003071 parasitic effect Effects 0.000 description 11
- 230000035945 sensitivity Effects 0.000 description 10
- 230000010354 integration Effects 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/14—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices
- H04N3/15—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices for picture signal generation
- H04N3/155—Control of the image-sensor operation, e.g. image processing within the image-sensor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
-
- 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
- H04N25/766—Addressed sensors, e.g. MOS or CMOS sensors comprising control or output lines used for a plurality of functions, e.g. for pixel output, driving, reset or power
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/50—Control of the SSIS exposure
- H04N25/57—Control of the dynamic range
- H04N25/59—Control of the dynamic range by controlling the amount of charge storable in the pixel, e.g. modification of the charge conversion ratio of the floating node capacitance
-
- 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
- H04N25/77—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components
-
- 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
- H04N25/77—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components
- H04N25/771—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising storage means other than floating diffusion
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Light Receiving Elements (AREA)
Description
Claims (10)
- 入射光強度に応じた量の電荷を発生するフォトダイオードと、前記フォトダイオードで発生した電荷を蓄積する第1容量部および第2容量部と、前記フォトダイオードで発生した電荷を前記第1容量部へ転送する第1転送手段と、前記フォトダイオードで発生した電荷を前記第2容量部へ転送する第2転送手段と、ゲート端子が前記第1容量部に接続されていて前記第1容量部に蓄積されている電荷の量に応じた電圧値を出力する増幅用トランジスタと、前記増幅用トランジスタから出力される電圧値を選択的に出力する第1出力手段と、前記第1容量部および前記第2容量部それぞれに蓄積されている電荷を選択的に出力する第2出力手段と、前記第1容量部および前記第2容量部それぞれの電荷を初期化する初期化手段と、を含む画素部と、
前記画素部の前記第1出力手段により出力される電圧値を読み出して、この電圧値に応じた第1電圧値を出力する第1信号処理部と、
前記画素部の前記第2出力手段により出力される電荷量を読み出して、この電荷量に応じた第2電圧値を出力する第2信号処理部と、
を備えることを特徴とする光検出装置。 - 前記画素部が、前記第1容量部および前記第2容量部を経ること無く前記フォトダイオードで発生した電荷を選択的に出力する第3出力手段を更に含み、
前記画素部の前記第3出力手段により出力される電荷量を読み出して、この電荷量に応じた第3電圧値を出力する第3信号処理部を更に備える、
ことを特徴とする請求項1記載の光検出装置。 - 前記第2信号処理部と前記第3信号処理部とが共通であることを特徴とする請求項2記載の光検出装置。
- 前記第2信号処理部が、
第1入力端子,第2入力端子および出力端子を有し、前記画素部の前記第2出力手段により出力される電荷量を前記第1入力端子に入力し、基準電圧を前記第2入力端子に入力する増幅器と、
前記増幅器の前記第1入力端子と前記出力端子との間に接続された帰還容量部と、
を含み、
前記画素部の前記第2出力手段により出力される電荷量を前記帰還容量部に蓄積して、その蓄積電荷量に応じた第2電圧値を出力する、
ことを特徴とする請求項1記載の光検出装置。 - 前記第2信号処理部の前記増幅器の前記第1入力端子が、前記画素部の前記第2出力手段および前記初期化手段と配線を介して接続され、
前記画素部の前記第2出力手段が、前記第1容量部および前記第2容量部それぞれに蓄積されている電荷を前記配線へ出力し、
前記画素部の前記初期化手段が、前記第1容量部および前記第2容量部それぞれの電荷を初期化するためのバイアス電位を前記配線から入力して前記第1容量部および前記第2容量部に与え、
前記第2信号処理部の前記増幅器の前記第2入力端子に入力する基準電圧の値が可変である、
ことを特徴とする請求項4記載の光検出装置。
- 前記帰還容量部の容量値が可変であることを特徴とする請求項4記載の光検出装置。
- 前記第1信号処理部から出力される第1電圧値、および、前記第2信号処理部から出力される第2電圧値を入力して、これら第1電圧値および第2電圧値のうちの何れか一つの電圧値を選択して出力する選択部を更に備えることを特徴とする請求項1記載の光検出装置。
- 前記第1信号処理部から出力される第1電圧値、前記第2信号処理部から出力される第2電圧値、および、前記第3信号処理部から出力される第3電圧値を入力して、これら第1電圧値,第2電圧値および第3電圧値のうちの何れか一つの電圧値を選択して出力する選択部を更に備えることを特徴とする請求項2記載の光検出装置。
- 前記選択部から出力される電圧値を入力してA/D変換し、この電圧値に応じたデジタル値を出力するA/D変換部を更に備えることを特徴とする請求項7または8記載の光検出装置。
- 前記A/D変換部から出力されるデジタル値を入力し、前記選択部において何れが選択されたかに応じて前記デジタル値のビットをシフトして出力するビットシフト部を更に備えることを特徴とする請求項9記載の光検出装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004247183A JP4744828B2 (ja) | 2004-08-26 | 2004-08-26 | 光検出装置 |
KR1020067027155A KR20070046790A (ko) | 2004-08-26 | 2005-08-15 | 광검출 장치 |
PCT/JP2005/014910 WO2006022163A1 (ja) | 2004-08-26 | 2005-08-15 | 光検出装置 |
CN2005800288022A CN101023330B (zh) | 2004-08-26 | 2005-08-15 | 光检测装置 |
EP05780280A EP1783467A1 (en) | 2004-08-26 | 2005-08-15 | Photodetector |
TW094128988A TW200619604A (en) | 2004-08-26 | 2005-08-24 | Photodetection apparatus |
US11/260,229 US7679663B2 (en) | 2004-08-26 | 2005-10-28 | Photodetection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004247183A JP4744828B2 (ja) | 2004-08-26 | 2004-08-26 | 光検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006064525A JP2006064525A (ja) | 2006-03-09 |
JP4744828B2 true JP4744828B2 (ja) | 2011-08-10 |
Family
ID=35967378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004247183A Expired - Fee Related JP4744828B2 (ja) | 2004-08-26 | 2004-08-26 | 光検出装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7679663B2 (ja) |
EP (1) | EP1783467A1 (ja) |
JP (1) | JP4744828B2 (ja) |
KR (1) | KR20070046790A (ja) |
CN (1) | CN101023330B (ja) |
TW (1) | TW200619604A (ja) |
WO (1) | WO2006022163A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5076416B2 (ja) * | 2006-09-14 | 2012-11-21 | 株式会社ニコン | 撮像素子および撮像装置 |
KR100830583B1 (ko) * | 2006-11-13 | 2008-05-22 | 삼성전자주식회사 | 듀얼 캡쳐가 가능한 씨모스 이미지 센서의 픽셀 회로 및그것의 구조 |
JP4719201B2 (ja) * | 2007-09-25 | 2011-07-06 | 浜松ホトニクス株式会社 | 固体撮像装置 |
JP5058057B2 (ja) * | 2008-04-24 | 2012-10-24 | 浜松ホトニクス株式会社 | 医療用x線撮像システム |
JP6334908B2 (ja) | 2013-12-09 | 2018-05-30 | キヤノン株式会社 | 撮像装置及びその制御方法、及び撮像素子 |
JP2016139660A (ja) * | 2015-01-26 | 2016-08-04 | 株式会社東芝 | 固体撮像装置 |
KR102207002B1 (ko) | 2019-04-19 | 2021-01-25 | 한화시스템 주식회사 | 광 검출 장치 |
KR102219713B1 (ko) | 2019-04-19 | 2021-02-24 | 한화시스템 주식회사 | 레이저 탐색기 |
Family Cites Families (25)
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JPS6338256A (ja) * | 1986-08-01 | 1988-02-18 | Nikon Corp | イメ−ジセンサ |
JPS6353968A (ja) * | 1986-08-22 | 1988-03-08 | Nikon Corp | イメ−ジセンサ |
JP3146502B2 (ja) | 1990-08-30 | 2001-03-19 | 富士電機株式会社 | フォトセンサ回路 |
JPH08256293A (ja) * | 1995-03-17 | 1996-10-01 | Fujitsu Ltd | 固体撮像素子及び固体撮像ユニット並びに撮像カメラ |
US6246436B1 (en) * | 1997-11-03 | 2001-06-12 | Agilent Technologies, Inc | Adjustable gain active pixel sensor |
US6008486A (en) * | 1997-12-31 | 1999-12-28 | Gentex Corporation | Wide dynamic range optical sensor |
JPH11274454A (ja) | 1998-03-19 | 1999-10-08 | Canon Inc | 固体撮像装置及びその形成方法 |
US6831691B1 (en) * | 1998-04-15 | 2004-12-14 | Minolta Co., Ltd. | Solid-state image pickup device |
US6078037A (en) * | 1998-04-16 | 2000-06-20 | Intel Corporation | Active pixel CMOS sensor with multiple storage capacitors |
JP2000023041A (ja) * | 1998-06-30 | 2000-01-21 | Toshiba Corp | 撮像装置 |
JP2000092395A (ja) * | 1998-09-11 | 2000-03-31 | Nec Corp | 固体撮像装置およびその駆動方法 |
JP3592106B2 (ja) * | 1998-11-27 | 2004-11-24 | キヤノン株式会社 | 固体撮像装置およびカメラ |
US6697114B1 (en) * | 1999-08-13 | 2004-02-24 | Foveon, Inc. | Triple slope pixel sensor and arry |
US7116366B1 (en) * | 1999-08-31 | 2006-10-03 | Micron Technology, Inc. | CMOS aps pixel sensor dynamic range increase |
US6882367B1 (en) * | 2000-02-29 | 2005-04-19 | Foveon, Inc. | High-sensitivity storage pixel sensor having auto-exposure detection |
JP2001285717A (ja) * | 2000-03-29 | 2001-10-12 | Toshiba Corp | 固体撮像装置 |
JP2002072963A (ja) * | 2000-06-12 | 2002-03-12 | Semiconductor Energy Lab Co Ltd | 発光モジュールおよびその駆動方法並びに光センサ |
US6809769B1 (en) * | 2000-06-22 | 2004-10-26 | Pixim, Inc. | Designs of digital pixel sensors |
DE60118202T2 (de) * | 2000-08-03 | 2007-04-12 | Hamamatsu Photonics K.K., Hamamatsu | Optischer sensor |
JP3493405B2 (ja) * | 2000-08-31 | 2004-02-03 | ミノルタ株式会社 | 固体撮像装置 |
JP4628586B2 (ja) * | 2001-05-14 | 2011-02-09 | 浜松ホトニクス株式会社 | 光検出装置 |
JP3931606B2 (ja) * | 2001-09-20 | 2007-06-20 | ソニー株式会社 | 撮像装置およびノイズ除去方法 |
US6927796B2 (en) * | 2001-09-24 | 2005-08-09 | The Board Of Trustees Of The Leland Stanford Junior University | CMOS image sensor system with self-reset digital pixel architecture for improving SNR and dynamic range |
JP2005034511A (ja) | 2003-07-17 | 2005-02-10 | Inax Corp | 衣類乾燥装置 |
JP4268492B2 (ja) * | 2003-10-02 | 2009-05-27 | 浜松ホトニクス株式会社 | 光検出装置 |
-
2004
- 2004-08-26 JP JP2004247183A patent/JP4744828B2/ja not_active Expired - Fee Related
-
2005
- 2005-08-15 KR KR1020067027155A patent/KR20070046790A/ko not_active Application Discontinuation
- 2005-08-15 WO PCT/JP2005/014910 patent/WO2006022163A1/ja active Application Filing
- 2005-08-15 CN CN2005800288022A patent/CN101023330B/zh not_active Expired - Fee Related
- 2005-08-15 EP EP05780280A patent/EP1783467A1/en not_active Withdrawn
- 2005-08-24 TW TW094128988A patent/TW200619604A/zh not_active IP Right Cessation
- 2005-10-28 US US11/260,229 patent/US7679663B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7679663B2 (en) | 2010-03-16 |
JP2006064525A (ja) | 2006-03-09 |
TW200619604A (en) | 2006-06-16 |
EP1783467A1 (en) | 2007-05-09 |
US20060109361A1 (en) | 2006-05-25 |
WO2006022163A1 (ja) | 2006-03-02 |
CN101023330A (zh) | 2007-08-22 |
KR20070046790A (ko) | 2007-05-03 |
CN101023330B (zh) | 2010-09-29 |
TWI372240B (ja) | 2012-09-11 |
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