CN103595932B - 图像传感器和减少功率消耗的方法 - Google Patents
图像传感器和减少功率消耗的方法 Download PDFInfo
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- CN103595932B CN103595932B CN201310311035.2A CN201310311035A CN103595932B CN 103595932 B CN103595932 B CN 103595932B CN 201310311035 A CN201310311035 A CN 201310311035A CN 103595932 B CN103595932 B CN 103595932B
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- Prior art keywords
- bias current
- coupled
- comparator
- pixel array
- ramp
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/813—Electronic components shared by multiple pixels, e.g. one amplifier shared by two pixels
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- 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
- H04N25/60—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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
- H03F3/087—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light with IC amplifier blocks
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/585,492 | 2012-08-14 | ||
US13/585,492 US8872088B2 (en) | 2012-08-14 | 2012-08-14 | Noise-matching dynamic bias for column ramp comparators in a CMOS image sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103595932A CN103595932A (zh) | 2014-02-19 |
CN103595932B true CN103595932B (zh) | 2017-05-17 |
Family
ID=50085899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310311035.2A Active CN103595932B (zh) | 2012-08-14 | 2013-07-23 | 图像传感器和减少功率消耗的方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8872088B2 (zh) |
CN (1) | CN103595932B (zh) |
TW (1) | TWI504260B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8872088B2 (en) * | 2012-08-14 | 2014-10-28 | Omnivision Technologies, Inc. | Noise-matching dynamic bias for column ramp comparators in a CMOS image sensor |
DE102013216764B3 (de) * | 2013-08-23 | 2014-09-04 | BSH Bosch und Siemens Hausgeräte GmbH | Kältegerät mit einem Kameramodul |
KR20160112415A (ko) * | 2015-03-19 | 2016-09-28 | 에스케이하이닉스 주식회사 | 전류 추가 기능을 가지는 비교 장치 및 그를 이용한 아날로그-디지털 변환 시스템 |
US9554074B2 (en) * | 2015-04-16 | 2017-01-24 | Omnivision Technologies, Inc. | Ramp generator for low noise image sensor |
US9819890B2 (en) * | 2015-08-17 | 2017-11-14 | Omnivision Technologies, Inc. | Readout circuitry to mitigate column fixed pattern noise of an image sensor |
US9843753B2 (en) | 2015-11-02 | 2017-12-12 | Omnivision Technologies, Inc. | Imaging systems including row-period compensators and associated methods |
JP2017200151A (ja) * | 2016-04-28 | 2017-11-02 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像素子および固体撮像素子の動作方法、撮像装置、および電子機器 |
US11240455B2 (en) | 2016-07-28 | 2022-02-01 | Sony Semiconductor Solutions Corporation | Ad conversion device, ad conversion method, image sensor, and electronic apparatus |
US11363226B2 (en) * | 2020-04-27 | 2022-06-14 | Shenzhen GOODIX Technology Co., Ltd. | Ping pong readout structure in image sensor with dual pixel supply |
CN112422955B (zh) * | 2020-10-27 | 2022-08-12 | 西安微电子技术研究所 | 一种用于cmos图像传感器的adc固有噪声分析方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101510945A (zh) * | 2008-02-15 | 2009-08-19 | 佳能株式会社 | 固态成像装置及其驱动方法 |
CN102165696A (zh) * | 2008-09-29 | 2011-08-24 | 松下电器产业株式会社 | 信号生成电路、利用该信号生成电路的单斜率型ad转换器及照相机 |
CN102202190A (zh) * | 2010-03-26 | 2011-09-28 | 索尼公司 | 固态成像器件、用于驱动固态成像器件的方法和电子装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5883378A (en) * | 1996-07-30 | 1999-03-16 | Bayer Corporation | Apparatus and methods for transmitting electrical signals indicative of optical interactions between a light beam and a flowing suspension of particles |
KR100648802B1 (ko) * | 2004-10-30 | 2006-11-23 | 매그나칩 반도체 유한회사 | 가로줄 노이즈 개선을 위한 이미지 센서 |
JP4464418B2 (ja) * | 2007-03-20 | 2010-05-19 | 株式会社日立製作所 | ランプ波形発生回路及びそれを用いた回路パターン検査装置 |
JP5162946B2 (ja) * | 2007-04-18 | 2013-03-13 | ソニー株式会社 | データ転送回路、固体撮像素子、およびカメラシステム |
JP5375277B2 (ja) * | 2009-04-02 | 2013-12-25 | ソニー株式会社 | 固体撮像装置、撮像装置、電子機器、ad変換装置、ad変換方法 |
JP2011160369A (ja) * | 2010-02-04 | 2011-08-18 | Sony Corp | 電子回路、電子機器、デジタル信号処理方法 |
JP2011239068A (ja) * | 2010-05-07 | 2011-11-24 | Toshiba Corp | 固体撮像装置 |
US8872088B2 (en) * | 2012-08-14 | 2014-10-28 | Omnivision Technologies, Inc. | Noise-matching dynamic bias for column ramp comparators in a CMOS image sensor |
-
2012
- 2012-08-14 US US13/585,492 patent/US8872088B2/en active Active
-
2013
- 2013-07-10 TW TW102124784A patent/TWI504260B/zh active
- 2013-07-23 CN CN201310311035.2A patent/CN103595932B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101510945A (zh) * | 2008-02-15 | 2009-08-19 | 佳能株式会社 | 固态成像装置及其驱动方法 |
CN102165696A (zh) * | 2008-09-29 | 2011-08-24 | 松下电器产业株式会社 | 信号生成电路、利用该信号生成电路的单斜率型ad转换器及照相机 |
CN102202190A (zh) * | 2010-03-26 | 2011-09-28 | 索尼公司 | 固态成像器件、用于驱动固态成像器件的方法和电子装置 |
Also Published As
Publication number | Publication date |
---|---|
TWI504260B (zh) | 2015-10-11 |
TW201412111A (zh) | 2014-03-16 |
US8872088B2 (en) | 2014-10-28 |
US20140048685A1 (en) | 2014-02-20 |
CN103595932A (zh) | 2014-02-19 |
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