CN109361883B - 像素读出电路及图像传感器 - Google Patents
像素读出电路及图像传感器 Download PDFInfo
- Publication number
- CN109361883B CN109361883B CN201811462074.1A CN201811462074A CN109361883B CN 109361883 B CN109361883 B CN 109361883B CN 201811462074 A CN201811462074 A CN 201811462074A CN 109361883 B CN109361883 B CN 109361883B
- Authority
- CN
- China
- Prior art keywords
- voltage
- noise
- coupled
- pixel
- capacitor
- 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.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 43
- 230000008859 change Effects 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 230000003321 amplification Effects 0.000 claims description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013139 quantization Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
-
- 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
- H04N25/618—Noise processing, e.g. detecting, correcting, reducing or removing noise for random or high-frequency 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
- H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
- H04N25/75—Circuitry for providing, modifying or processing image signals from the pixel array
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811462074.1A CN109361883B (zh) | 2018-11-30 | 2018-11-30 | 像素读出电路及图像传感器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811462074.1A CN109361883B (zh) | 2018-11-30 | 2018-11-30 | 像素读出电路及图像传感器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109361883A CN109361883A (zh) | 2019-02-19 |
CN109361883B true CN109361883B (zh) | 2021-04-02 |
Family
ID=65330625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811462074.1A Active CN109361883B (zh) | 2018-11-30 | 2018-11-30 | 像素读出电路及图像传感器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109361883B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111225165B (zh) * | 2020-01-16 | 2022-02-22 | 锐芯微电子股份有限公司 | 像素列读出电路的信号输出方法及装置、可读存储介质 |
CN112073053A (zh) * | 2020-09-24 | 2020-12-11 | 锐芯微电子股份有限公司 | 一种电压转换电路及一种读出电路 |
CN114071039B (zh) * | 2021-11-18 | 2023-10-20 | 成都微光集电科技有限公司 | 校正电路、像素单元的读出电路及cmos图像传感器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206472215U (zh) * | 2016-12-28 | 2017-09-05 | 格科微电子(上海)有限公司 | 图像传感器的噪声抵消电路 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101559501B1 (ko) * | 2009-04-08 | 2015-10-15 | 삼성전자주식회사 | 지터를 보상하는 반도체 집적 회로 및 지터 보상 방법 |
CN201742472U (zh) * | 2010-06-30 | 2011-02-09 | 格科微电子(上海)有限公司 | 图像传感器 |
US9380208B1 (en) * | 2015-04-13 | 2016-06-28 | Omnivision Technologies, Inc. | Image sensor power supply rejection ratio noise reduction through ramp generator |
WO2017030007A1 (ja) * | 2015-08-20 | 2017-02-23 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像装置、固体撮像装置の駆動方法、及び、電子機器 |
KR102469101B1 (ko) * | 2015-12-07 | 2022-11-22 | 에스케이하이닉스 주식회사 | 픽셀 전원 노이즈 제거 장치 및 그 방법과, 그를 이용한 씨모스 이미지 센서 |
CN108702470B (zh) * | 2016-03-17 | 2021-08-17 | 索尼公司 | 摄像元件和电子设备 |
US9979912B2 (en) * | 2016-09-12 | 2018-05-22 | Semiconductor Components Industries, Llc | Image sensors with power supply noise rejection capabilities |
-
2018
- 2018-11-30 CN CN201811462074.1A patent/CN109361883B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206472215U (zh) * | 2016-12-28 | 2017-09-05 | 格科微电子(上海)有限公司 | 图像传感器的噪声抵消电路 |
Non-Patent Citations (1)
Title |
---|
C M O S 图像传感器噪声分析及抑制技术;颜学龙等;《2007中国仪器仪表与测控技术交流大会》;20070630;全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN109361883A (zh) | 2019-02-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5893573B2 (ja) | 固体撮像装置 | |
US8760213B2 (en) | Ramp signal output circuit, analog-to-digital conversion circuit, imaging device, method for driving ramp signal output circuit, method for driving analog-to-digital conversion circuit, and method for driving imaging device | |
JP3507800B2 (ja) | アナログ−デジタル変換器及びこれを用いたイメージセンサ | |
US7196563B2 (en) | Comparator and AD conversion circuit having hysteresis circuit | |
CN109361883B (zh) | 像素读出电路及图像传感器 | |
CN108141224B (zh) | 电流模式∑-δ调制器及其操作方法、模数转换器和固态成像设备 | |
CN111629161B (zh) | 比较器及包括该比较器的图像感测装置 | |
US20090237535A1 (en) | Analog-to-digital converter, analog-to-digital converting method, solid-state image pickup device, and camera system | |
US9716510B2 (en) | Comparator circuits with constant input capacitance for a column-parallel single-slope ADC | |
US10136083B1 (en) | Electronic circuit having dynamic resistance element | |
JP2014165733A (ja) | 撮像装置、撮像システム、撮像装置の駆動方法 | |
CN111460882A (zh) | 电容式图像感测装置与电容式图像感测方法 | |
CN103873784A (zh) | 图像拾取装置、图像拾取系统及用于驱动该装置的方法 | |
JP2008509636A (ja) | オートズーム式傾斜型ad変換器 | |
US11528441B2 (en) | Solid-state imaging device, AD-converter circuit and current compensation circuit | |
CN111193881B (zh) | 低条带噪声的比较器 | |
CN111263090A (zh) | 读出电路结构及其工作时序控制方法 | |
CN110784669A (zh) | 斜坡信号发生装置及使用其的cmos图像传感器 | |
WO2018020858A1 (ja) | 撮像素子および撮像装置 | |
JP6422319B2 (ja) | 撮像装置、及びそれを用いた撮像システム | |
CN114666519A (zh) | 图像传感器及其操作方法以及数据转换器 | |
CN111327848A (zh) | 读出电路结构及其工作时序控制方法 | |
JP6410882B2 (ja) | 撮像装置、撮像システム、撮像装置の駆動方法 | |
Wang et al. | Design of a column-parallel SAR/SS two-step hybrid ADC for sensor arrays | |
Wang et al. | A 19-bit column-parallel folding-integration/cyclic cascaded ADC with a pre-charging technique for CMOS image sensors |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Room 508-511, building a, Modern Plaza, No. 18, Weiye Road, Kunshan Development Zone, Suzhou, Jiangsu Applicant after: Ruixin Microelectronics Co.,Ltd. Address before: Room 508-511, block A, Modern Plaza, 18 Weiye Road, Kunshan, Jiangsu, Suzhou, 215300 Applicant before: BRIGATES MICROELECTRONICS (KUNSHAN) Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220104 Address after: 100000 03, 15 floor, 6 building, No. 2 hospital, West Third Ring Road, Haidian District, Beijing. Patentee after: Beijing Cheng Bo sharp core technology Co.,Ltd. Address before: Room 508-511, block a, Modern Plaza, 18 Weiye Road, Kunshan Development Zone, Suzhou City, Jiangsu Province, 215300 Patentee before: Ruixin Microelectronics Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Room 03, 15/F, Building 6, Yard A2, West Third Ring Road North, Haidian District, Beijing 100089 Patentee after: Beijing Night Vision Advanced Technology Co.,Ltd. Address before: 100000 03, 15 floor, 6 building, No. 2 hospital, West Third Ring Road, Haidian District, Beijing. Patentee before: Beijing Cheng Bo sharp core technology Co.,Ltd. |