JP7716879B2 - 測距装置 - Google Patents

測距装置

Info

Publication number
JP7716879B2
JP7716879B2 JP2021074415A JP2021074415A JP7716879B2 JP 7716879 B2 JP7716879 B2 JP 7716879B2 JP 2021074415 A JP2021074415 A JP 2021074415A JP 2021074415 A JP2021074415 A JP 2021074415A JP 7716879 B2 JP7716879 B2 JP 7716879B2
Authority
JP
Japan
Prior art keywords
light
pixel
measuring device
distance
wavelength
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
Application number
JP2021074415A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022168742A5 (enExample
JP2022168742A (ja
Inventor
剛史 花坂
浩一 福田
康平 岡本
駿一 若嶋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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
Priority to JP2021074415A priority Critical patent/JP7716879B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Priority to DE112022002415.1T priority patent/DE112022002415T5/de
Priority to PCT/JP2022/014825 priority patent/WO2022230523A1/ja
Priority to GB2318010.2A priority patent/GB2621766A/en
Priority to KR1020237037991A priority patent/KR20230167079A/ko
Publication of JP2022168742A publication Critical patent/JP2022168742A/ja
Priority to US18/492,663 priority patent/US20240053443A1/en
Publication of JP2022168742A5 publication Critical patent/JP2022168742A5/ja
Application granted granted Critical
Publication of JP7716879B2 publication Critical patent/JP7716879B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4816—Constructional features, e.g. arrangements of optical elements of receivers alone
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)
JP2021074415A 2021-04-26 2021-04-26 測距装置 Active JP7716879B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2021074415A JP7716879B2 (ja) 2021-04-26 2021-04-26 測距装置
PCT/JP2022/014825 WO2022230523A1 (ja) 2021-04-26 2022-03-28 測距装置
GB2318010.2A GB2621766A (en) 2021-04-26 2022-03-28 Distance measurement device
KR1020237037991A KR20230167079A (ko) 2021-04-26 2022-03-28 측거장치
DE112022002415.1T DE112022002415T5 (de) 2021-04-26 2022-03-28 Entfernungsbestimmungsvorrichtung
US18/492,663 US20240053443A1 (en) 2021-04-26 2023-10-23 Range finding apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021074415A JP7716879B2 (ja) 2021-04-26 2021-04-26 測距装置

Publications (3)

Publication Number Publication Date
JP2022168742A JP2022168742A (ja) 2022-11-08
JP2022168742A5 JP2022168742A5 (enExample) 2024-05-09
JP7716879B2 true JP7716879B2 (ja) 2025-08-01

Family

ID=83848007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021074415A Active JP7716879B2 (ja) 2021-04-26 2021-04-26 測距装置

Country Status (6)

Country Link
US (1) US20240053443A1 (enExample)
JP (1) JP7716879B2 (enExample)
KR (1) KR20230167079A (enExample)
DE (1) DE112022002415T5 (enExample)
GB (1) GB2621766A (enExample)
WO (1) WO2022230523A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024089736A (ja) * 2022-12-22 2024-07-04 株式会社Ｊｖｃケンウッド 距離情報取得装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180160103A1 (en) 2016-12-02 2018-06-07 Samsung Electronics Co., Ltd. Three-dimensional depth sensor
JP2019047486A (ja) 2017-08-31 2019-03-22 キヤノン株式会社 固体撮像素子及び撮像装置
JP2019078748A (ja) 2017-10-20 2019-05-23 ソニーセミコンダクタソリューションズ株式会社 デプス画像取得装置、制御方法、およびデプス画像取得システム
US20200057151A1 (en) 2018-08-16 2020-02-20 Sense Photonics, Inc. Integrated lidar image-sensor devices and systems and related methods of operation
US10983197B1 (en) 2020-02-10 2021-04-20 Hesai Technology Co., Ltd. Adaptive emitter and receiver for Lidar systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7147731B2 (ja) 2019-11-12 2022-10-05 株式会社三洋物産 遊技機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180160103A1 (en) 2016-12-02 2018-06-07 Samsung Electronics Co., Ltd. Three-dimensional depth sensor
JP2019047486A (ja) 2017-08-31 2019-03-22 キヤノン株式会社 固体撮像素子及び撮像装置
JP2019078748A (ja) 2017-10-20 2019-05-23 ソニーセミコンダクタソリューションズ株式会社 デプス画像取得装置、制御方法、およびデプス画像取得システム
US20200057151A1 (en) 2018-08-16 2020-02-20 Sense Photonics, Inc. Integrated lidar image-sensor devices and systems and related methods of operation
US10983197B1 (en) 2020-02-10 2021-04-20 Hesai Technology Co., Ltd. Adaptive emitter and receiver for Lidar systems

Also Published As

Publication number Publication date
KR20230167079A (ko) 2023-12-07
GB202318010D0 (en) 2024-01-10
US20240053443A1 (en) 2024-02-15
GB2621766A (en) 2024-02-21
JP2022168742A (ja) 2022-11-08
WO2022230523A1 (ja) 2022-11-03
DE112022002415T5 (de) 2024-03-07

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