JP7710461B2 - 距離測定装置及び距離測定方法 - Google Patents

距離測定装置及び距離測定方法

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Publication number
JP7710461B2
JP7710461B2 JP2022557257A JP2022557257A JP7710461B2 JP 7710461 B2 JP7710461 B2 JP 7710461B2 JP 2022557257 A JP2022557257 A JP 2022557257A JP 2022557257 A JP2022557257 A JP 2022557257A JP 7710461 B2 JP7710461 B2 JP 7710461B2
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Japan
Prior art keywords
light
unit
histogram
measured
time
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Active
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JP2022557257A
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English (en)
Japanese (ja)
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JPWO2022085310A1 (https=
Inventor
光晴 大木
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.)
Sony Semiconductor Solutions Corp
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Sony Semiconductor Solutions Corp
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Application filed by Sony Semiconductor Solutions Corp filed Critical Sony Semiconductor Solutions Corp
Publication of JPWO2022085310A1 publication Critical patent/JPWO2022085310A1/ja
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/06—Use of electric means to obtain final indication
    • G01C3/08—Use of electric radiation detectors
    • 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
    • G01S7/4802—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • 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
    • G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
    • 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
    • G01S7/487—Extracting wanted echo signals, e.g. pulse detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
JP2022557257A 2020-10-20 2021-09-01 距離測定装置及び距離測定方法 Active JP7710461B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020175913 2020-10-20
JP2020175913 2020-10-20
PCT/JP2021/032166 WO2022085310A1 (ja) 2020-10-20 2021-09-01 距離測定装置及び距離測定方法

Publications (2)

Publication Number Publication Date
JPWO2022085310A1 JPWO2022085310A1 (https=) 2022-04-28
JP7710461B2 true JP7710461B2 (ja) 2025-07-18

Family

ID=81290411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022557257A Active JP7710461B2 (ja) 2020-10-20 2021-09-01 距離測定装置及び距離測定方法

Country Status (4)

Country Link
US (1) US20230408254A1 (https=)
JP (1) JP7710461B2 (https=)
CN (1) CN116324335A (https=)
WO (1) WO2022085310A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7713797B2 (ja) * 2021-04-21 2025-07-28 シャープセミコンダクターイノベーション株式会社 光センサ、電子機器、距離算出方法、および、プログラムの記録媒体
CN116430368A (zh) * 2023-04-19 2023-07-14 深圳市灵明光子科技有限公司 dtof系统的距离偏差值消除方法、装置及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013047641A1 (ja) 2011-09-29 2013-04-04 富士フイルム株式会社 立体画像処理装置及び立体画像処理方法
WO2016002776A1 (ja) 2014-07-03 2016-01-07 三菱電機株式会社 監視装置
JP2020521954A (ja) 2017-05-15 2020-07-27 アウスター インコーポレイテッド 輝度を増強した光学撮像送信器
JP2020118695A (ja) 2020-04-14 2020-08-06 株式会社デンソー 光測距装置
JP2021050950A (ja) 2019-09-24 2021-04-01 ソニーセミコンダクタソリューションズ株式会社 固体撮像素子、電子機器、および、固体撮像素子の制御方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3153012B2 (ja) * 1992-08-31 2001-04-03 明星電気株式会社 測距レーダー信号を用いた視程検出方式及び測距レーダー
JP5409099B2 (ja) * 2009-04-27 2014-02-05 株式会社ニコン・トリンブル 測距装置
US10739456B2 (en) * 2016-06-17 2020-08-11 Kabushiki Kaisha Toshiba Distance measuring device
US11747452B2 (en) * 2017-11-22 2023-09-05 Sony Semiconductor Solutions Corporation Distance measuring device
JP7013926B2 (ja) * 2018-02-23 2022-02-01 株式会社デンソー 光学的測距装置およびその方法
CN111487638B (zh) * 2020-04-20 2023-05-16 深圳奥锐达科技有限公司 一种基于时间延时的距离测量系统及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013047641A1 (ja) 2011-09-29 2013-04-04 富士フイルム株式会社 立体画像処理装置及び立体画像処理方法
WO2016002776A1 (ja) 2014-07-03 2016-01-07 三菱電機株式会社 監視装置
JP2020521954A (ja) 2017-05-15 2020-07-27 アウスター インコーポレイテッド 輝度を増強した光学撮像送信器
JP2021050950A (ja) 2019-09-24 2021-04-01 ソニーセミコンダクタソリューションズ株式会社 固体撮像素子、電子機器、および、固体撮像素子の制御方法
JP2020118695A (ja) 2020-04-14 2020-08-06 株式会社デンソー 光測距装置

Also Published As

Publication number Publication date
WO2022085310A1 (ja) 2022-04-28
JPWO2022085310A1 (https=) 2022-04-28
US20230408254A1 (en) 2023-12-21
CN116324335A (zh) 2023-06-23

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