CN1670492A - 用于消除颜色传感器电路中的暗光电流的系统和方法 - Google Patents
用于消除颜色传感器电路中的暗光电流的系统和方法 Download PDFInfo
- Publication number
- CN1670492A CN1670492A CNA2005100018909A CN200510001890A CN1670492A CN 1670492 A CN1670492 A CN 1670492A CN A2005100018909 A CNA2005100018909 A CN A2005100018909A CN 200510001890 A CN200510001890 A CN 200510001890A CN 1670492 A CN1670492 A CN 1670492A
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- color sensor
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- sensor circuit
- color
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008859 change Effects 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 16
- 230000004044 response Effects 0.000 description 14
- 230000005670 electromagnetic radiation Effects 0.000 description 13
- 230000002411 adverse Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J1/46—Electric circuits using a capacitor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/0252—Constructional arrangements for compensating for fluctuations caused by, e.g. temperature, or using cooling or temperature stabilization of parts of the device; Controlling the atmosphere inside a photometer; Purge systems, cleaning devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0286—Constructional arrangements for compensating for fluctuations caused by temperature, humidity or pressure, or using cooling or temperature stabilization of parts of the device; Controlling the atmosphere inside a spectrometer, e.g. vacuum
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J2001/444—Compensating; Calibrating, e.g. dark current, temperature drift, noise reduction or baseline correction; Adjusting
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/801,204 | 2004-03-15 | ||
US10/801,204 US7773134B2 (en) | 2004-03-15 | 2004-03-15 | System and method for canceling dark photocurrent in a color sensor circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1670492A true CN1670492A (zh) | 2005-09-21 |
CN1670492B CN1670492B (zh) | 2012-06-27 |
Family
ID=34920833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005100018909A Active CN1670492B (zh) | 2004-03-15 | 2005-01-24 | 用于消除颜色传感器电路中的暗光电流的系统和方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7773134B2 (zh) |
JP (1) | JP2005265846A (zh) |
CN (1) | CN1670492B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102261956A (zh) * | 2011-04-11 | 2011-11-30 | 诸荩锋 | 采用两条传输线的光线颜色传感器及其使用方法 |
CN102809432A (zh) * | 2012-08-23 | 2012-12-05 | 北京信息科技大学 | 一种便携光电式测色仪 |
CN103487601A (zh) * | 2012-06-15 | 2014-01-01 | 中国航天科工集团第三研究院第八三五八研究所 | 一种自适应多传感器动态匹配滤波器调试方法 |
CN105444879A (zh) * | 2015-12-16 | 2016-03-30 | 天津津芯微电子科技有限公司 | 一种激光能量采集方法及装置 |
CN106525233A (zh) * | 2016-09-29 | 2017-03-22 | 天津大学 | 消除暗电流影响的光敏检测电路 |
CN107393457A (zh) * | 2016-05-16 | 2017-11-24 | 苹果公司 | 用于电子设备的彩色环境光传感器电路 |
CN114174782A (zh) * | 2019-07-30 | 2022-03-11 | ams国际有限公司 | 减少光学设备中的暗电流 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1863091A3 (en) | 2006-05-30 | 2012-11-21 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and electronic device using the same |
US20080245954A1 (en) * | 2007-04-03 | 2008-10-09 | Lite-On Semiconductor Corporation | Color sensitive device with temperature compensation and variable gain and display system using the same |
KR20120058057A (ko) * | 2010-11-29 | 2012-06-07 | 삼성전자주식회사 | 오프셋 제거 회로, 샘플링 회로 및 이미지 센서 |
US9404795B2 (en) | 2013-10-03 | 2016-08-02 | Infineon Technologies Ag | Opitical detector with adjustable spectral response |
US9407843B2 (en) * | 2013-10-23 | 2016-08-02 | General Electric Company | Detector system and module for compensating dark current |
KR101438194B1 (ko) * | 2014-03-17 | 2014-11-04 | (주)에이앤아이 | 실시간 영점조절이 가능한 색차계모듈 및 이를 이용한 색상계측기 |
FR3032853B1 (fr) * | 2015-02-12 | 2017-02-17 | Soc Francaise De Detecteurs Infrarouges - Sofradir | Dispositif de detection ameliore |
NL2014896B1 (en) | 2015-06-01 | 2017-01-31 | Univ Delft Tech | Read-out circuit and method for reading out large-array resistive sensors. |
US10145734B2 (en) * | 2016-08-22 | 2018-12-04 | Semiconductor Components Industries, Llc | Methods and apparatus for a light sensor |
JP2023518457A (ja) * | 2020-03-17 | 2023-05-01 | ベクトン・ディキンソン・アンド・カンパニー | 光検出のための利得一致した増幅器 |
KR102419806B1 (ko) * | 2020-05-14 | 2022-07-14 | (주)에이앤아이 | 필터유닛을 포함하는 색상 및 휘도 측정장치 |
TWI735399B (zh) * | 2020-12-24 | 2021-08-01 | 神煜電子股份有限公司 | 具消除暗電流的光感測裝置 |
US11747197B2 (en) * | 2021-09-15 | 2023-09-05 | Endress+Hauser Conducta, Inc. | Photometer and method of performing photometric measurements with a photometer |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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US3737571A (en) * | 1971-05-12 | 1973-06-05 | Gte Sylvania Inc | Automatic dark current control |
JPH03139957A (ja) * | 1989-10-25 | 1991-06-14 | Canon Inc | 画像読取装置 |
US5502488A (en) * | 1991-05-07 | 1996-03-26 | Olympus Optical Co., Ltd. | Solid-state imaging device having a low impedance structure |
US5329111A (en) * | 1991-06-27 | 1994-07-12 | Omron Corporation | Image reader with adjustable contrast range |
WO1995027369A1 (en) * | 1994-03-31 | 1995-10-12 | Minnesota Mining And Manufacturing Company | Imaging system employing variable electrode geometry and processing |
JPH08223356A (ja) * | 1994-12-13 | 1996-08-30 | Fuji Xerox Co Ltd | カラーリニアイメージセンサ及び画像処理装置 |
JP3319905B2 (ja) * | 1995-03-24 | 2002-09-03 | 株式会社モリタ製作所 | デジタルx線撮影装置 |
US5633679A (en) * | 1995-05-19 | 1997-05-27 | Xerox Corporation | Photosensitive chip having transfer circuits which compensate for shielded test photosensors |
US5654755A (en) * | 1996-01-05 | 1997-08-05 | Xerox Corporation | System for determining a video offset from dark photosensors in an image sensor array |
JP3142239B2 (ja) * | 1996-06-11 | 2001-03-07 | キヤノン株式会社 | 固体撮像装置 |
US6166831A (en) * | 1997-12-15 | 2000-12-26 | Analog Devices, Inc. | Spatially offset, row interpolated image sensor |
US6445413B1 (en) * | 1998-08-24 | 2002-09-03 | Xerox Corporation | System for determining a video offset from dark photosensors in an image sensor array |
US6596981B1 (en) * | 2002-01-14 | 2003-07-22 | Texas Advanced Optoelectronic Solutions, Inc. | Method and apparatus for optical detector with special discrimination |
US6552605B1 (en) * | 2002-02-11 | 2003-04-22 | Intel Corporation | Differential transimpedance amplifier for optical communication |
US6974973B2 (en) * | 2002-11-08 | 2005-12-13 | Micron Technology, Inc. | Apparatus for determining temperature of an active pixel imager and correcting temperature induced variations in an imager |
US7209172B2 (en) * | 2003-03-13 | 2007-04-24 | Motorola, Inc. | Multicolor light sensing pixel structure |
-
2004
- 2004-03-15 US US10/801,204 patent/US7773134B2/en active Active
-
2005
- 2005-01-24 CN CN2005100018909A patent/CN1670492B/zh active Active
- 2005-03-14 JP JP2005071948A patent/JP2005265846A/ja active Pending
-
2010
- 2010-07-08 US US12/832,303 patent/US7889249B2/en not_active Expired - Lifetime
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102261956A (zh) * | 2011-04-11 | 2011-11-30 | 诸荩锋 | 采用两条传输线的光线颜色传感器及其使用方法 |
CN102261956B (zh) * | 2011-04-11 | 2014-06-11 | 诸荩锋 | 采用两条传输线的光线颜色传感器及其使用方法 |
CN103487601A (zh) * | 2012-06-15 | 2014-01-01 | 中国航天科工集团第三研究院第八三五八研究所 | 一种自适应多传感器动态匹配滤波器调试方法 |
CN103487601B (zh) * | 2012-06-15 | 2016-05-04 | 中国航天科工集团第三研究院第八三五八研究所 | 一种自适应多传感器动态匹配滤波器调试方法 |
CN102809432A (zh) * | 2012-08-23 | 2012-12-05 | 北京信息科技大学 | 一种便携光电式测色仪 |
CN102809432B (zh) * | 2012-08-23 | 2014-11-19 | 北京信息科技大学 | 一种便携光电式测色仪 |
CN105444879A (zh) * | 2015-12-16 | 2016-03-30 | 天津津芯微电子科技有限公司 | 一种激光能量采集方法及装置 |
CN107393457A (zh) * | 2016-05-16 | 2017-11-24 | 苹果公司 | 用于电子设备的彩色环境光传感器电路 |
CN107393457B (zh) * | 2016-05-16 | 2021-01-05 | 苹果公司 | 用于电子设备的彩色环境光传感器电路 |
CN106525233A (zh) * | 2016-09-29 | 2017-03-22 | 天津大学 | 消除暗电流影响的光敏检测电路 |
CN114174782A (zh) * | 2019-07-30 | 2022-03-11 | ams国际有限公司 | 减少光学设备中的暗电流 |
Also Published As
Publication number | Publication date |
---|---|
JP2005265846A (ja) | 2005-09-29 |
US7773134B2 (en) | 2010-08-10 |
CN1670492B (zh) | 2012-06-27 |
US7889249B2 (en) | 2011-02-15 |
US20050200732A1 (en) | 2005-09-15 |
US20100277624A1 (en) | 2010-11-04 |
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