KR20220162705A - 비전 센서용 픽셀 회로 및 방법 - Google Patents

비전 센서용 픽셀 회로 및 방법 Download PDF

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Publication number
KR20220162705A
KR20220162705A KR1020227033699A KR20227033699A KR20220162705A KR 20220162705 A KR20220162705 A KR 20220162705A KR 1020227033699 A KR1020227033699 A KR 1020227033699A KR 20227033699 A KR20227033699 A KR 20227033699A KR 20220162705 A KR20220162705 A KR 20220162705A
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KR
South Korea
Prior art keywords
amplifier
signal
reset
input
output
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.)
Pending
Application number
KR1020227033699A
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English (en)
Korean (ko)
Inventor
다니엘 마톨린
드니 부크
크리스티앙 부비에
Original Assignee
프로페시
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 프로페시 filed Critical 프로페시
Publication of KR20220162705A publication Critical patent/KR20220162705A/ko
Pending legal-status Critical Current

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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
    • 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
    • H04N25/778—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising amplifiers shared between a plurality of pixels, i.e. at least one part of the amplifier must be on the sensor array itself
    • H04N5/37457—
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J1/46—Electric circuits using a capacitor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/47—Image sensors with pixel address output; Event-driven image sensors; Selection of pixels to be read out based on image data
    • 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
    • H04N25/703—SSIS architectures incorporating pixels for producing signals other than image signals
    • H04N25/707—Pixels for event detection
    • 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
    • H04N25/766—Addressed sensors, e.g. MOS or CMOS sensors comprising control or output lines used for a plurality of functions, e.g. for pixel output, driving, reset or power
    • H04N5/3741—

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
KR1020227033699A 2020-04-02 2021-04-01 비전 센서용 픽셀 회로 및 방법 Pending KR20220162705A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063004110P 2020-04-02 2020-04-02
US63/004,110 2020-04-02
PCT/EP2021/058769 WO2021198498A1 (en) 2020-04-02 2021-04-01 Pixel circuit and method for vision sensor

Publications (1)

Publication Number Publication Date
KR20220162705A true KR20220162705A (ko) 2022-12-08

Family

ID=75396802

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227033699A Pending KR20220162705A (ko) 2020-04-02 2021-04-01 비전 센서용 픽셀 회로 및 방법

Country Status (6)

Country Link
US (1) US11885673B2 (https=)
EP (1) EP4128744A1 (https=)
JP (1) JP7749578B2 (https=)
KR (1) KR20220162705A (https=)
CN (1) CN115349253B (https=)
WO (1) WO2021198498A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240284060A1 (en) * 2023-02-21 2024-08-22 Canon Kabushiki Kaisha Image capturing apparatus, image capturing system, and equipment
CN116883304B (zh) * 2023-07-14 2025-02-14 广东博华超高清创新中心有限公司 一种基于超像素的事件数据重建和质量评估方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3146502B2 (ja) * 1990-08-30 2001-03-19 富士電機株式会社 フォトセンサ回路
JPH06339148A (ja) * 1993-03-29 1994-12-06 Hitachi Ltd 色補正器、それを用いた画像表示装置、及び該画像表示装置から成る白バランス調整システム、並びに、白バランス調整方法、及び色調整方法
JPH11214740A (ja) * 1998-01-28 1999-08-06 Sumitomo Electric Ind Ltd 光出力モニタ回路
KR101331982B1 (ko) 2005-06-03 2013-11-25 우니페르지타에트 취리히 시간 의존적 이미지 데이터를 검출하기 위한 광 어레이
US7233203B2 (en) * 2005-08-05 2007-06-19 Realtek Semiconductor Corp. Differential amplifier
AT504582B1 (de) 2006-11-23 2008-12-15 Arc Austrian Res Centers Gmbh Verfahren zur generierung eines bildes in elektronischer form, bildelement für einen bildsensor zur generierung eines bildes sowie bildsensor
ES2396816B1 (es) 2011-05-26 2014-01-21 Consejo Superior De Investigaciones Científcas (Csic) Circuito de ganancia de transimpedancia de bajo consumo y bajo desapareamiento para sistemas de fotosensado diferenciador temporal en sensores dinámicos de visión
CA2923701A1 (en) * 2013-09-16 2015-03-19 Chronocam Dynamic, single photodiode pixel circuit and operating method thereof
US9253396B2 (en) * 2013-12-04 2016-02-02 BAE Systems Imaging Solutions Inc. Variable gain column amplifier adapted for use in imaging arrays
KR102136055B1 (ko) * 2014-01-08 2020-07-21 삼성전자 주식회사 오픈-루프 증폭기를 포함하는 비전 센서 칩, 이의 동작 방법, 및 이를 포함하는 데이터 처리 시스템
US10469776B2 (en) * 2016-04-04 2019-11-05 Prophesee Sample and hold based temporal contrast vision sensor
EP3313064A1 (en) * 2016-10-20 2018-04-25 Chronocam Pixel circuit for detecting time-dependent visual data
WO2018122798A1 (en) * 2016-12-30 2018-07-05 Insightness Ag Dynamic vision sensor architecture
US9998698B1 (en) * 2017-02-01 2018-06-12 Omnivision Technologies, Inc. Circuitry and method for readout of hybrid-bonded image sensors

Also Published As

Publication number Publication date
US20210310861A1 (en) 2021-10-07
JP2023521575A (ja) 2023-05-25
CN115349253A (zh) 2022-11-15
WO2021198498A1 (en) 2021-10-07
EP4128744A1 (en) 2023-02-08
JP7749578B2 (ja) 2025-10-06
CN115349253B (zh) 2026-02-27
US11885673B2 (en) 2024-01-30

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