TWI264086B - Method and apparatus for image sensor - Google Patents

Method and apparatus for image sensor

Info

Publication number
TWI264086B
TWI264086B TW094114106A TW94114106A TWI264086B TW I264086 B TWI264086 B TW I264086B TW 094114106 A TW094114106 A TW 094114106A TW 94114106 A TW94114106 A TW 94114106A TW I264086 B TWI264086 B TW I264086B
Authority
TW
Taiwan
Prior art keywords
transistor
coupled
node
voltage
light sensor
Prior art date
Application number
TW094114106A
Other languages
English (en)
Other versions
TW200541017A (en
Inventor
Ya-Chin King
Cheng-Hsiao Lai
Che-I Lin
Original Assignee
Via Tech Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Via Tech Inc filed Critical Via Tech Inc
Priority to US11/144,933 priority Critical patent/US7196306B2/en
Publication of TW200541017A publication Critical patent/TW200541017A/zh
Application granted granted Critical
Publication of TWI264086B publication Critical patent/TWI264086B/zh

Links

Classifications

    • 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
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/571—Control of the dynamic range involving a non-linear response
    • 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
    • H01L27/14601—Structural or functional details thereof
    • H01L27/14609—Pixel-elements with integrated switching, control, storage or amplification elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Facsimile Heads (AREA)
TW094114106A 2004-06-04 2005-05-02 Method and apparatus for image sensor TWI264086B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US11/144,933 US7196306B2 (en) 2004-06-04 2005-06-03 Image sensor pixel circuitry with transistors to improve dynamic range

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57709404P 2004-06-04 2004-06-04

Publications (2)

Publication Number Publication Date
TW200541017A TW200541017A (en) 2005-12-16
TWI264086B true TWI264086B (en) 2006-10-11

Family

ID=35353288

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094114106A TWI264086B (en) 2004-06-04 2005-05-02 Method and apparatus for image sensor

Country Status (3)

Country Link
US (1) US7196306B2 (zh)
CN (1) CN100379256C (zh)
TW (1) TWI264086B (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060103749A1 (en) * 2004-11-12 2006-05-18 Xinping He Image sensor and pixel that has switchable capacitance at the floating node
GB2432065A (en) * 2005-11-01 2007-05-09 Isis Innovation Image sensor with comparator and logarithmic output
US7791664B1 (en) * 2006-07-20 2010-09-07 Advasense Technologies Ltd. Methods for reading a pixel and for writing to a pixel and a device having pixel reading capabilities and pixel writing capabilities
FR2943178B1 (fr) * 2009-03-13 2011-08-26 New Imaging Technologies Sas Capteur matriciel a faible consommation
GB0920750D0 (en) * 2009-11-26 2010-01-13 Isis Innovation High dynamic range pixel
GB201114898D0 (en) * 2011-08-26 2011-10-12 Univ Glasgow Pixel circuit
TWI559767B (zh) * 2014-08-14 2016-11-21 義隆電子股份有限公司 可分區感測的像素感測裝置及其操作方法
CN106527573A (zh) * 2016-12-29 2017-03-22 合肥芯福传感器技术有限公司 光敏二极管暗电流消除电路
KR102088732B1 (ko) * 2018-03-14 2020-04-23 (주) 픽셀플러스 이미지 센서용 픽셀, 포토 다이오드 및 이미지 센서의 구동 방법
KR102012767B1 (ko) * 2018-03-14 2019-08-21 (주) 픽셀플러스 이미지 센서
TWI651929B (zh) * 2018-05-02 2019-02-21 友達光電股份有限公司 感測電路

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100246358B1 (ko) * 1997-09-25 2000-03-15 김영환 전자셔터를 구비한 액티브 픽셀 센서
US6369853B1 (en) * 1997-11-13 2002-04-09 Foveon, Inc. Intra-pixel frame storage element, array, and electronic shutter method suitable for electronic still camera applications
US6046444A (en) * 1997-12-08 2000-04-04 Intel Corporation High sensitivity active pixel with electronic shutter
US6667768B1 (en) * 1998-02-17 2003-12-23 Micron Technology, Inc. Photodiode-type pixel for global electronic shutter and reduced lag
US6243134B1 (en) * 1998-02-27 2001-06-05 Intel Corporation Method to reduce reset noise in photodiode based CMOS image sensors
US6410899B1 (en) * 1998-06-17 2002-06-25 Foveon, Inc. Active pixel sensor with bootstrap amplification and reduced leakage during readout
US6097022A (en) * 1998-06-17 2000-08-01 Foveon, Inc. Active pixel sensor with bootstrap amplification
US6054704A (en) * 1998-06-30 2000-04-25 Foveon, Inc. Driven capacitor storage pixel sensor and array
US6646245B2 (en) * 1999-01-22 2003-11-11 Intel Corporation Focal plane averaging implementation for CMOS imaging arrays using a split photodiode architecture
JP3734717B2 (ja) * 2001-04-26 2006-01-11 富士通株式会社 イメージセンサ
KR101028137B1 (ko) * 2003-04-30 2011-04-08 크로스텍 캐피탈, 엘엘씨 씨모스 이미지 센서의 단위화소

Also Published As

Publication number Publication date
US7196306B2 (en) 2007-03-27
US20050269488A1 (en) 2005-12-08
CN1694513A (zh) 2005-11-09
TW200541017A (en) 2005-12-16
CN100379256C (zh) 2008-04-02

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