KR101488036B1 - 화상 센서 판독 방법 및 디지털 카메라의 화상 센서 판독 방법 - Google Patents
화상 센서 판독 방법 및 디지털 카메라의 화상 센서 판독 방법 Download PDFInfo
- Publication number
- KR101488036B1 KR101488036B1 KR1020097019723A KR20097019723A KR101488036B1 KR 101488036 B1 KR101488036 B1 KR 101488036B1 KR 1020097019723 A KR1020097019723 A KR 1020097019723A KR 20097019723 A KR20097019723 A KR 20097019723A KR 101488036 B1 KR101488036 B1 KR 101488036B1
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- South Korea
- Prior art keywords
- capacitance
- reading
- image sensor
- charge
- resultant
- 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.)
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- 230000035945 sensitivity Effects 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 96
- 238000006243 chemical reaction Methods 0.000 claims description 41
- 230000007246 mechanism Effects 0.000 claims description 39
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- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 238000009792 diffusion process Methods 0.000 description 55
- 230000008859 change Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
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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
- H04N25/50—Control of the SSIS exposure
- H04N25/57—Control of the dynamic range
- H04N25/58—Control of the dynamic range involving two or more exposures
- H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
- H04N25/583—Control of the dynamic range involving two or more exposures acquired simultaneously with different integration times
-
- 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
- H04N25/59—Control of the dynamic range by controlling the amount of charge storable in the pixel, e.g. modification of the charge conversion ratio of the floating node capacitance
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/689,072 US7674648B2 (en) | 2007-03-21 | 2007-03-21 | Extended dynamic range using variable sensitivity pixels |
| US11/689,072 | 2007-03-21 | ||
| PCT/US2008/003552 WO2008115500A2 (en) | 2007-03-21 | 2008-03-19 | Extended dynamic range using variable sensitivity pixels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090121356A KR20090121356A (ko) | 2009-11-25 |
| KR101488036B1 true KR101488036B1 (ko) | 2015-01-29 |
Family
ID=39523595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020097019723A Active KR101488036B1 (ko) | 2007-03-21 | 2008-03-19 | 화상 센서 판독 방법 및 디지털 카메라의 화상 센서 판독 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7674648B2 (enExample) |
| EP (1) | EP2123019B1 (enExample) |
| JP (1) | JP5190074B2 (enExample) |
| KR (1) | KR101488036B1 (enExample) |
| CN (1) | CN101690157B (enExample) |
| TW (1) | TWI430657B (enExample) |
| WO (1) | WO2008115500A2 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090050252A (ko) * | 2007-11-15 | 2009-05-20 | 삼성전자주식회사 | 이미지 센서 |
| US8299839B2 (en) * | 2009-01-12 | 2012-10-30 | Oracle America, Inc. | Capacitively and conductively coupled multiplexer |
| GB2474014B (en) | 2009-09-24 | 2015-04-15 | Selex Es Ltd | IR detection system and method |
| US20110074996A1 (en) | 2009-09-29 | 2011-03-31 | Shen Wang | Ccd image sensors with variable output gains in an output circuit |
| JP5915031B2 (ja) * | 2011-08-31 | 2016-05-11 | ソニー株式会社 | 撮像装置および撮像方法、並びに電子機器 |
| US9167182B2 (en) * | 2011-09-26 | 2015-10-20 | Semiconductor Components Industries, Llc | Charge sensing in image sensors with output channel having multiple-gain output paths |
| FR2984608A1 (fr) | 2011-12-19 | 2013-06-21 | St Microelectronics Sa | Procede de capture d'image au moyen d'un capteur d'image |
| US9407795B2 (en) | 2012-07-13 | 2016-08-02 | Teledyne Dalsa B.V. | Method of reading out a CMOS image sensor and a CMOS image sensor configured for carrying out such method |
| US10154211B2 (en) * | 2014-11-20 | 2018-12-11 | Teledyne Dalsa B.V. | Circuit controller for controlling a pixel circuit and a method of controlling a pixel circuit |
| JP5897752B1 (ja) * | 2015-05-14 | 2016-03-30 | ブリルニクスジャパン株式会社 | 固体撮像装置およびその駆動方法、電子機器 |
| FR3039928B1 (fr) * | 2015-08-03 | 2019-06-07 | Teledyne E2V Semiconductors Sas | Procede de commande d'un capteur d'image a pixels actifs |
| CN105681692B (zh) * | 2016-01-11 | 2018-10-30 | 珠海艾思克科技有限公司 | Cmos图像传感器及其复位噪声评估方法 |
| WO2017124058A1 (en) * | 2016-01-15 | 2017-07-20 | Invisage Technologies, Inc. | Image sensors having extended dynamic range |
| JP6975908B2 (ja) * | 2017-02-28 | 2021-12-01 | パナソニックIpマネジメント株式会社 | 撮像システム及び撮像方法 |
| JP7246863B2 (ja) * | 2018-04-20 | 2023-03-28 | ソニーセミコンダクタソリューションズ株式会社 | 受光装置、車両制御システム及び測距装置 |
| JP7134781B2 (ja) | 2018-08-17 | 2022-09-12 | キヤノン株式会社 | 光電変換装置及び撮像システム |
| JP7329963B2 (ja) * | 2019-05-17 | 2023-08-21 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像装置及び電子機器 |
| US12335641B2 (en) | 2022-09-14 | 2025-06-17 | Apple Inc. | Image sensor with high dynamic range and low noise |
| US12342091B2 (en) | 2022-09-15 | 2025-06-24 | Apple Inc. | Image sensor with stacked pixels having high dynamic range and low noise |
| US12279055B2 (en) | 2022-09-18 | 2025-04-15 | Apple Inc. | Image sensor with stacked pixels including charge sharing gates |
| US12495227B2 (en) | 2023-07-16 | 2025-12-09 | Apple Inc. | Four-transistor pixel with charge sharing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000165754A (ja) * | 1998-11-27 | 2000-06-16 | Canon Inc | 固体撮像装置および固体撮像装置の信号読出し方法 |
| KR20060024796A (ko) * | 2003-06-11 | 2006-03-17 | 마이크론 테크놀로지, 인크 | 듀얼 변환 이득 이미저 |
| US20060274176A1 (en) * | 2005-06-01 | 2006-12-07 | Eastman Kodak Company | CMOS image sensor pixel with selectable binning and conversion gain |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6353968A (ja) * | 1986-08-22 | 1988-03-08 | Nikon Corp | イメ−ジセンサ |
| US6040570A (en) | 1998-05-29 | 2000-03-21 | Sarnoff Corporation | Extended dynamic range image sensor system |
| US6410899B1 (en) * | 1998-06-17 | 2002-06-25 | Foveon, Inc. | Active pixel sensor with bootstrap amplification and reduced leakage during readout |
| US6639261B2 (en) * | 1998-12-08 | 2003-10-28 | Micron Technology, Inc. | Method for forming a low leakage contact in a CMOS imager |
| US6204524B1 (en) * | 1999-07-14 | 2001-03-20 | Micron Technology, Inc. | CMOS imager with storage capacitor |
| US6486504B1 (en) * | 1999-10-26 | 2002-11-26 | Eastman Kodak Company | CMOS image sensor with extended dynamic range |
| US7352454B2 (en) * | 2000-11-09 | 2008-04-01 | Canesta, Inc. | Methods and devices for improved charge management for three-dimensional and color sensing |
| US6730897B2 (en) | 2000-12-29 | 2004-05-04 | Eastman Kodak Company | Linearity and dynamic range for complementary metal oxide semiconductor active pixel image sensors |
| US7224389B2 (en) * | 2001-07-16 | 2007-05-29 | Cypress Semiconductor Corporation (Belgium) Bvba | Method to adjust the signal level of an active pixel and corresponding active pixel |
| JP3984814B2 (ja) | 2001-10-29 | 2007-10-03 | キヤノン株式会社 | 撮像素子、その撮像素子を用いた放射線撮像装置及びそれを用いた放射線撮像システム |
| WO2005083790A1 (ja) * | 2004-02-27 | 2005-09-09 | Texas Instruments Japan Limited | 固体撮像装置、ラインセンサ、光センサおよび固体撮像装置の動作方法 |
| US7091531B2 (en) * | 2004-04-07 | 2006-08-15 | Micron Technology, Inc. | High dynamic range pixel amplifier |
| JP4317115B2 (ja) * | 2004-04-12 | 2009-08-19 | 国立大学法人東北大学 | 固体撮像装置、光センサおよび固体撮像装置の動作方法 |
| JP5019705B2 (ja) * | 2004-11-17 | 2012-09-05 | ソニー株式会社 | 固体撮像装置及び固体撮像装置の駆動方法 |
| US7446807B2 (en) * | 2004-12-03 | 2008-11-04 | Micron Technology, Inc. | Imager pixel with capacitance for boosting reset voltage |
| US8508638B2 (en) * | 2005-03-14 | 2013-08-13 | Intellectual Ventures Ii Llc | 3T pixel for CMOS image sensors with low reset noise and low dark current generation utilizing parametric reset |
| WO2006124592A2 (en) | 2005-05-12 | 2006-11-23 | California Institute Of Technology | Linear dynamic range enhancement in a cmos imager |
| JP4844032B2 (ja) * | 2005-07-21 | 2011-12-21 | 株式会社ニコン | 撮像装置 |
| US7432540B2 (en) * | 2005-08-01 | 2008-10-07 | Micron Technology, Inc. | Dual conversion gain gate and capacitor combination |
-
2007
- 2007-03-21 US US11/689,072 patent/US7674648B2/en active Active
-
2008
- 2008-03-19 WO PCT/US2008/003552 patent/WO2008115500A2/en not_active Ceased
- 2008-03-19 CN CN200880009186.XA patent/CN101690157B/zh active Active
- 2008-03-19 JP JP2009554554A patent/JP5190074B2/ja active Active
- 2008-03-19 EP EP08742130.1A patent/EP2123019B1/en active Active
- 2008-03-19 KR KR1020097019723A patent/KR101488036B1/ko active Active
- 2008-03-21 TW TW097110259A patent/TWI430657B/zh active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000165754A (ja) * | 1998-11-27 | 2000-06-16 | Canon Inc | 固体撮像装置および固体撮像装置の信号読出し方法 |
| KR20060024796A (ko) * | 2003-06-11 | 2006-03-17 | 마이크론 테크놀로지, 인크 | 듀얼 변환 이득 이미저 |
| US20060274176A1 (en) * | 2005-06-01 | 2006-12-07 | Eastman Kodak Company | CMOS image sensor pixel with selectable binning and conversion gain |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008115500A3 (en) | 2009-01-15 |
| CN101690157B (zh) | 2015-04-01 |
| TWI430657B (zh) | 2014-03-11 |
| JP2010522479A (ja) | 2010-07-01 |
| CN101690157A (zh) | 2010-03-31 |
| US20080231727A1 (en) | 2008-09-25 |
| JP5190074B2 (ja) | 2013-04-24 |
| WO2008115500A2 (en) | 2008-09-25 |
| US7674648B2 (en) | 2010-03-09 |
| EP2123019B1 (en) | 2019-09-25 |
| KR20090121356A (ko) | 2009-11-25 |
| EP2123019A2 (en) | 2009-11-25 |
| TW200904165A (en) | 2009-01-16 |
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Patent event date: 20090921 Patent event code: PA01051R01D Comment text: International Patent Application |
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