JP7672048B2 - 撮像素子および測距装置 - Google Patents

撮像素子および測距装置 Download PDF

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Publication number
JP7672048B2
JP7672048B2 JP2023557982A JP2023557982A JP7672048B2 JP 7672048 B2 JP7672048 B2 JP 7672048B2 JP 2023557982 A JP2023557982 A JP 2023557982A JP 2023557982 A JP2023557982 A JP 2023557982A JP 7672048 B2 JP7672048 B2 JP 7672048B2
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Japan
Prior art keywords
charge
light receiving
signal
receiving element
time
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JP2023557982A
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Japanese (ja)
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JPWO2023080044A5 (https=
JPWO2023080044A1 (https=
Inventor
裕 廣瀬
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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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
    • H04N25/772—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters
    • H04N25/773—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters comprising photon counting circuits, e.g. single photon detection [SPD] or single photon avalanche diodes [SPAD]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G01S17/894—Three-dimensional [3D] imaging with simultaneous measurement of time-of-flight at a two-dimensional [2D] array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4861—Circuits for detection, sampling, integration or read-out
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4861—Circuits for detection, sampling, integration or read-out
    • G01S7/4863—Detector arrays, e.g. charge-transfer gates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
    • 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
    • H04N25/53—Control of the integration time

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
JP2023557982A 2021-11-02 2022-10-27 撮像素子および測距装置 Active JP7672048B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021179342 2021-11-02
JP2021179342 2021-11-02
PCT/JP2022/040046 WO2023080044A1 (ja) 2021-11-02 2022-10-27 撮像素子および測距装置

Publications (3)

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JPWO2023080044A1 JPWO2023080044A1 (https=) 2023-05-11
JPWO2023080044A5 JPWO2023080044A5 (https=) 2024-03-25
JP7672048B2 true JP7672048B2 (ja) 2025-05-07

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Family Applications (1)

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JP2023557982A Active JP7672048B2 (ja) 2021-11-02 2022-10-27 撮像素子および測距装置

Country Status (4)

Country Link
US (1) US20240284072A1 (https=)
JP (1) JP7672048B2 (https=)
CN (1) CN118160320A (https=)
WO (1) WO2023080044A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021106521A1 (ja) 2019-11-29 2021-06-03 パナソニックＩｐマネジメント株式会社 光検出器、固体撮像装置、及び、距離測定装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6910010B2 (ja) * 2016-02-17 2021-07-28 パナソニックＩｐマネジメント株式会社 距離測定装置
WO2018216400A1 (ja) * 2017-05-25 2018-11-29 パナソニックＩｐマネジメント株式会社 固体撮像素子、及び撮像装置
JP7033739B2 (ja) * 2018-03-28 2022-03-11 パナソニックＩｐマネジメント株式会社 固体撮像素子、固体撮像装置、固体撮像システム、固体撮像素子の駆動方法
US11506765B2 (en) * 2018-12-05 2022-11-22 Sense Photonics, Inc. Hybrid center of mass method (CMM) pixel
US20230078828A1 (en) * 2020-03-31 2023-03-16 Panasonic Intellectual Property Management Co., Ltd. Information processing system, sensor system, information processing method, and program

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021106521A1 (ja) 2019-11-29 2021-06-03 パナソニックＩｐマネジメント株式会社 光検出器、固体撮像装置、及び、距離測定装置

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Publication number Publication date
US20240284072A1 (en) 2024-08-22
CN118160320A (zh) 2024-06-07
WO2023080044A1 (ja) 2023-05-11
JPWO2023080044A1 (https=) 2023-05-11

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