JP2022074445A - アナログデジタル変換回路、光電変換装置、光電変換システム - Google Patents

アナログデジタル変換回路、光電変換装置、光電変換システム Download PDF

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Publication number
JP2022074445A
JP2022074445A JP2020184492A JP2020184492A JP2022074445A JP 2022074445 A JP2022074445 A JP 2022074445A JP 2020184492 A JP2020184492 A JP 2020184492A JP 2020184492 A JP2020184492 A JP 2020184492A JP 2022074445 A JP2022074445 A JP 2022074445A
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Japan
Prior art keywords
analog
period
circuit
digital conversion
photoelectric conversion
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JP2020184492A
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English (en)
Japanese (ja)
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JP2022074445A5 (enExample
Inventor
恒一 中村
Koichi Nakamura
弘明 亀山
Hiroaki Kameyama
公一郎 岩田
Koichiro Iwata
優 有嶋
Masaru Arishima
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020184492A priority Critical patent/JP2022074445A/ja
Priority to US17/516,010 priority patent/US11627269B2/en
Publication of JP2022074445A publication Critical patent/JP2022074445A/ja
Publication of JP2022074445A5 publication Critical patent/JP2022074445A5/ja
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval
    • H03M1/56—Input signal compared with linear ramp
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/004—Reconfigurable analogue/digital or digital/analogue converters
    • H03M1/007—Reconfigurable analogue/digital or digital/analogue converters among different resolutions
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/1205—Multiplexed conversion systems
    • H03M1/123—Simultaneous, i.e. using one converter per channel but with common control or reference circuits for multiple converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—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
    • 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
    • H04N25/7795—Circuitry for generating timing or clock signals

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Analogue/Digital Conversion (AREA)
JP2020184492A 2020-11-04 2020-11-04 アナログデジタル変換回路、光電変換装置、光電変換システム Pending JP2022074445A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020184492A JP2022074445A (ja) 2020-11-04 2020-11-04 アナログデジタル変換回路、光電変換装置、光電変換システム
US17/516,010 US11627269B2 (en) 2020-11-04 2021-11-01 Analog-to-digital conversion circuit using comparator and counter, photoelectric conversion apparatus using comparator and counter, and photoelectric conversion system using comparator and counter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020184492A JP2022074445A (ja) 2020-11-04 2020-11-04 アナログデジタル変換回路、光電変換装置、光電変換システム

Publications (2)

Publication Number Publication Date
JP2022074445A true JP2022074445A (ja) 2022-05-18
JP2022074445A5 JP2022074445A5 (enExample) 2023-10-31

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JP2020184492A Pending JP2022074445A (ja) 2020-11-04 2020-11-04 アナログデジタル変換回路、光電変換装置、光電変換システム

Country Status (2)

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US (1) US11627269B2 (enExample)
JP (1) JP2022074445A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118232914A (zh) * 2024-03-25 2024-06-21 北京领丰视芯科技有限责任公司 列级低功耗单斜坡模数转换电路、模数转换器及电子设备

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001268454A (ja) * 2000-03-17 2001-09-28 Olympus Optical Co Ltd 撮像装置用ｉｃ素子
JP2010154372A (ja) * 2008-12-25 2010-07-08 Panasonic Corp 固体撮像装置、デジタルカメラ及びａｄ変換方法
JP2012089912A (ja) * 2010-10-15 2012-05-10 Toshiba Corp カウンタ回路および固体撮像装置
JP2016029753A (ja) * 2014-07-25 2016-03-03 キヤノン株式会社 撮像装置
JP2017163416A (ja) * 2016-03-10 2017-09-14 キヤノン株式会社 撮像装置及びその制御方法、プログラム、記憶媒体
JP2019149728A (ja) * 2018-02-27 2019-09-05 キヤノン株式会社 撮像装置
JP2020031267A (ja) * 2018-08-20 2020-02-27 キヤノン株式会社 Ａｄ変換装置、撮像装置、撮像システム及び移動体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6885331B2 (en) * 2003-09-15 2005-04-26 Micron Technology, Inc. Ramp generation with capacitors
JP4281822B2 (ja) * 2007-05-11 2009-06-17 ソニー株式会社 固体撮像装置、撮像装置
JP2009177797A (ja) * 2007-12-26 2009-08-06 Panasonic Corp 固体撮像装置及びその駆動方法
JP5362080B2 (ja) 2011-10-07 2013-12-11 キヤノン株式会社 固体撮像装置及び撮像システム
JP5449290B2 (ja) * 2011-10-07 2014-03-19 キヤノン株式会社 ランプ信号出力回路、アナログデジタル変換回路、撮像装置、ランプ信号出力回路の駆動方法
JP5893550B2 (ja) * 2012-04-12 2016-03-23 キヤノン株式会社 撮像装置及び撮像システム
JP6395425B2 (ja) * 2014-04-11 2018-09-26 キヤノン株式会社 撮像装置及び撮像システム
US10112531B2 (en) * 2016-04-29 2018-10-30 Ford Global Technologies, Llc Vehicle badge with improved resolution
JP7116599B2 (ja) * 2018-06-11 2022-08-10 キヤノン株式会社 撮像装置、半導体装置及びカメラ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001268454A (ja) * 2000-03-17 2001-09-28 Olympus Optical Co Ltd 撮像装置用ｉｃ素子
JP2010154372A (ja) * 2008-12-25 2010-07-08 Panasonic Corp 固体撮像装置、デジタルカメラ及びａｄ変換方法
JP2012089912A (ja) * 2010-10-15 2012-05-10 Toshiba Corp カウンタ回路および固体撮像装置
JP2016029753A (ja) * 2014-07-25 2016-03-03 キヤノン株式会社 撮像装置
JP2017163416A (ja) * 2016-03-10 2017-09-14 キヤノン株式会社 撮像装置及びその制御方法、プログラム、記憶媒体
JP2019149728A (ja) * 2018-02-27 2019-09-05 キヤノン株式会社 撮像装置
JP2020031267A (ja) * 2018-08-20 2020-02-27 キヤノン株式会社 Ａｄ変換装置、撮像装置、撮像システム及び移動体

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US20220141414A1 (en) 2022-05-05
US11627269B2 (en) 2023-04-11

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