CN1312904C - 用于感测光线的光功率的方法和设备 - Google Patents
用于感测光线的光功率的方法和设备 Download PDFInfo
- Publication number
- CN1312904C CN1312904C CNB028246128A CN02824612A CN1312904C CN 1312904 C CN1312904 C CN 1312904C CN B028246128 A CNB028246128 A CN B028246128A CN 02824612 A CN02824612 A CN 02824612A CN 1312904 C CN1312904 C CN 1312904C
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- CN
- China
- Prior art keywords
- reference voltage
- numerical value
- pixel data
- data buffers
- photovoltage
- 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 - Lifetime
Links
- 239000000872 buffer Substances 0.000 claims abstract description 47
- 230000003287 optical effect Effects 0.000 claims abstract description 7
- 230000010354 integration Effects 0.000 claims description 53
- 238000000034 method Methods 0.000 claims description 25
- 238000005259 measurement Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 8
- 239000003990 capacitor Substances 0.000 abstract description 22
- 239000004065 semiconductor Substances 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 11
- 238000013507 mapping Methods 0.000 description 6
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Images
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
- H04N25/70—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
- H04N25/772—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters
-
- 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
- H04N25/573—Control of the dynamic range involving a non-linear response the logarithmic type
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Solid State Image Pick-Up Elements (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/012,947 | 2001-12-10 | ||
US10/012,947 US6667769B2 (en) | 2001-12-10 | 2001-12-10 | Time integrating pixel sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1602621A CN1602621A (zh) | 2005-03-30 |
CN1312904C true CN1312904C (zh) | 2007-04-25 |
Family
ID=21757509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028246128A Expired - Lifetime CN1312904C (zh) | 2001-12-10 | 2002-11-22 | 用于感测光线的光功率的方法和设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6667769B2 (zh) |
JP (1) | JP4261361B2 (zh) |
CN (1) | CN1312904C (zh) |
AU (1) | AU2002366514A1 (zh) |
WO (1) | WO2003051036A1 (zh) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2815806B1 (fr) * | 2000-10-23 | 2002-11-29 | Commissariat Energie Atomique | Lecteur pour element de detection de rayonnements electromagnetiques, capteur, et procede de lecture correspondant |
US7858912B2 (en) * | 2002-08-16 | 2010-12-28 | The Hong Kong University Of Science And Technology | Ultra low voltage CMOS image sensor architecture |
US6906304B2 (en) * | 2002-11-27 | 2005-06-14 | Microsoft Corporation | Photo-sensor array for motion detection |
US7324690B2 (en) * | 2003-09-04 | 2008-01-29 | Micron Technology, Inc. | Metal mask for light intensity determination and ADC calibration |
US7391925B2 (en) * | 2003-12-04 | 2008-06-24 | Lockheed Martin Missiles & Fire Control | System and method for estimating noise using measurement based parametric fitting non-uniformity correction |
JP4107269B2 (ja) * | 2004-02-23 | 2008-06-25 | ソニー株式会社 | 固体撮像装置 |
US20050212936A1 (en) * | 2004-03-25 | 2005-09-29 | Eastman Kodak Company | Extended dynamic range image sensor with fixed pattern noise reduction |
CN1965569A (zh) * | 2004-06-09 | 2007-05-16 | 皇家飞利浦电子股份有限公司 | 电子电路 |
US7978245B2 (en) * | 2004-06-24 | 2011-07-12 | Hewlett-Packard Development Company, L.P. | Method and apparatus for controlling color balance in a digital imaging device |
US7151475B2 (en) * | 2004-08-31 | 2006-12-19 | Micron Technology, Inc. | Minimized differential SAR-type column-wide ADC for CMOS image sensors |
US7489351B2 (en) * | 2005-01-21 | 2009-02-10 | Bae Systems Information And Electronic Systems Integration Inc. | Dynamic range extension for focal plane arrays |
GB2432065A (en) * | 2005-11-01 | 2007-05-09 | Isis Innovation | Image sensor with comparator and logarithmic output |
US7821558B2 (en) * | 2005-11-15 | 2010-10-26 | Stmicroelectronics S.A. | Image sensor with circuitry for detecting each pixel receiving a given light intensity and providing addresses thereof |
US7488926B2 (en) * | 2006-01-06 | 2009-02-10 | Microsoft Corporation | Pixel array with shared pixel output lines |
US7990451B2 (en) * | 2006-11-20 | 2011-08-02 | Ben Gurion University Of The Negev Research And Development Authority | Optical pixel and image sensor |
US7889257B2 (en) * | 2007-07-18 | 2011-02-15 | Mesa Imaging Ag | On-chip time-based digital conversion of pixel outputs |
JP4379504B2 (ja) * | 2007-08-13 | 2009-12-09 | ソニー株式会社 | 固体撮像素子、およびカメラシステム |
US7675805B2 (en) | 2008-01-04 | 2010-03-09 | Spansion Llc | Table lookup voltage compensation for memory cells |
EP2093996A1 (fr) * | 2008-02-22 | 2009-08-26 | CSEM Centre Suisse d'Electronique et de Microtechnique SA Recherche et Développement | Capteur de vision pour la mésure d'invariants tels les contrastes et méthode pour effecture une telle mésure |
FR2939919A1 (fr) * | 2008-12-16 | 2010-06-18 | New Imaging Technologies Sas | Capteur matriciel |
CN101635782B (zh) * | 2009-08-19 | 2011-04-13 | 南京大学 | 一种基于动态时间延迟积分的图像获取方法及器件 |
US8582374B2 (en) * | 2009-12-15 | 2013-11-12 | Intel Corporation | Method and apparatus for dynamically adjusting voltage reference to optimize an I/O system |
US8599284B2 (en) * | 2011-10-11 | 2013-12-03 | Omnivision Technologies, Inc. | High dynamic range sub-sampling architecture |
CN102523392B (zh) * | 2011-12-29 | 2014-03-12 | 天津大学 | 一种提高图像传感器动态范围的电路及其控制方法 |
US10250824B2 (en) | 2014-06-12 | 2019-04-02 | The University Of North Carolina At Chapel Hill | Camera sensor with event token based image capture and reconstruction |
KR102326607B1 (ko) * | 2014-07-14 | 2021-11-16 | 소니그룹주식회사 | 비교기, ad 변환기, 고체 촬상 장치, 전자 기기, 및 비교기의 제어 방법 |
WO2016104174A1 (ja) * | 2014-12-25 | 2016-06-30 | ソニー株式会社 | 固体撮像装置および電子機器 |
CN104660929B (zh) * | 2015-01-22 | 2018-08-31 | 哈尔滨工程大学 | 一种采用电压积分输出的电压积分型cmos图像传感器 |
US10075155B2 (en) | 2015-02-23 | 2018-09-11 | Sony Corporation | Comparator, ad converter, solid-state image pickup device, electronic device, method of controlling comparator, data writing circuit, data reading circuit, and data transferring circuit |
US10198660B2 (en) | 2016-01-27 | 2019-02-05 | Samsung Electronics Co. Ltd. | Method and apparatus for event sampling of dynamic vision sensor on image formation |
US9838628B2 (en) * | 2016-03-16 | 2017-12-05 | Sony Corporation | Detecting quantities beyond sensor saturation |
US20190306447A1 (en) * | 2018-03-29 | 2019-10-03 | Analog Devices Global Unlimited Company | Lookup table |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5565915A (en) * | 1993-06-15 | 1996-10-15 | Matsushita Electric Industrial Co., Ltd. | Solid-state image taking apparatus including photodiode and circuit for converting output signal of the photodiode into signal which varies with time at variation rate depending on intensity of light applied to the photodiode |
US5920274A (en) * | 1997-08-05 | 1999-07-06 | International Business Machines Corporation | Image sensor employing non-uniform A/D conversion |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5877715A (en) * | 1997-06-12 | 1999-03-02 | International Business Machines Corporation | Correlated double sampling with up/down counter |
US6377303B2 (en) * | 1997-11-26 | 2002-04-23 | Intel Corporation | Strobe compatible digital image sensor with low device count per pixel analog-to-digital conversion |
US6330030B1 (en) * | 1998-01-05 | 2001-12-11 | Intel Corporation | Digital image sensor with low device count per pixel analog-to-digital conversion |
US6529240B2 (en) * | 1999-11-18 | 2003-03-04 | Agilent Technologies, Inc. | Random access memory integrated with CMOS sensors |
KR100498594B1 (ko) * | 2000-12-30 | 2005-07-01 | 매그나칩 반도체 유한회사 | 씨모스 이미지 센서 |
-
2001
- 2001-12-10 US US10/012,947 patent/US6667769B2/en not_active Expired - Lifetime
-
2002
- 2002-11-22 JP JP2003551977A patent/JP4261361B2/ja not_active Expired - Lifetime
- 2002-11-22 AU AU2002366514A patent/AU2002366514A1/en not_active Abandoned
- 2002-11-22 WO PCT/US2002/037567 patent/WO2003051036A1/en active Application Filing
- 2002-11-22 CN CNB028246128A patent/CN1312904C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5565915A (en) * | 1993-06-15 | 1996-10-15 | Matsushita Electric Industrial Co., Ltd. | Solid-state image taking apparatus including photodiode and circuit for converting output signal of the photodiode into signal which varies with time at variation rate depending on intensity of light applied to the photodiode |
US5920274A (en) * | 1997-08-05 | 1999-07-06 | International Business Machines Corporation | Image sensor employing non-uniform A/D conversion |
Also Published As
Publication number | Publication date |
---|---|
JP2005512464A (ja) | 2005-04-28 |
CN1602621A (zh) | 2005-03-30 |
WO2003051036A1 (en) | 2003-06-19 |
US6667769B2 (en) | 2003-12-23 |
US20030107666A1 (en) | 2003-06-12 |
AU2002366514A1 (en) | 2003-06-23 |
JP4261361B2 (ja) | 2009-04-30 |
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Owner name: MOTOROLA MOBILE CO., LTD. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110110 |
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Effective date of registration: 20110110 Address after: Illinois State Patentee after: MOTOROLA MOBILITY, Inc. Address before: Illinois, USA Patentee before: Motorola, Inc. |
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C41 | Transfer of patent application or patent right or utility model | ||
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CP01 | Change in the name or title of a patent holder |
Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
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