CN115427831B - 光测距装置 - Google Patents

光测距装置 Download PDF

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Publication number
CN115427831B
CN115427831B CN202180028772.4A CN202180028772A CN115427831B CN 115427831 B CN115427831 B CN 115427831B CN 202180028772 A CN202180028772 A CN 202180028772A CN 115427831 B CN115427831 B CN 115427831B
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China
Prior art keywords
light
measuring device
distance measuring
detected
pseudo
Prior art date
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Active
Application number
CN202180028772.4A
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English (en)
Chinese (zh)
Other versions
CN115427831A (zh
Inventor
高棹大辅
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.)
Denso Corp
Original Assignee
Denso Corp
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Publication date
Application filed by Denso Corp filed Critical Denso Corp
Publication of CN115427831A publication Critical patent/CN115427831A/zh
Application granted granted Critical
Publication of CN115427831B publication Critical patent/CN115427831B/zh
Active legal-status Critical Current
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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
    • G01S17/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • 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
    • G01S17/50—Systems of measurement based on relative movement of target
    • 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
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • 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
    • G01S7/4808—Evaluating distance, position or velocity data
    • 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
    • G01S7/4876—Extracting wanted echo signals, e.g. pulse detection by removing unwanted signals
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Traffic Control Systems (AREA)
CN202180028772.4A 2020-04-15 2021-04-01 光测距装置 Active CN115427831B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020072685A JP7306310B2 (ja) 2020-04-15 2020-04-15 光測距装置
JP2020-072685 2020-04-15
PCT/JP2021/014142 WO2021210415A1 (ja) 2020-04-15 2021-04-01 光測距装置

Publications (2)

Publication Number Publication Date
CN115427831A CN115427831A (zh) 2022-12-02
CN115427831B true CN115427831B (zh) 2025-03-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180028772.4A Active CN115427831B (zh) 2020-04-15 2021-04-01 光测距装置

Country Status (4)

Country Link
US (1) US20230065210A1 (enExample)
JP (1) JP7306310B2 (enExample)
CN (1) CN115427831B (enExample)
WO (1) WO2021210415A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023181947A1 (ja) * 2022-03-23 2023-09-28 株式会社デンソー 物体検出装置および物体検出方法
JP7673763B2 (ja) * 2022-03-23 2025-05-09 株式会社デンソー 物体検出装置および物体検出方法
JP7673764B2 (ja) * 2022-03-24 2025-05-09 株式会社デンソー ノイズ除去装置、物体検出装置およびノイズ除去方法
WO2023181948A1 (ja) * 2022-03-24 2023-09-28 株式会社デンソー ノイズ除去装置、物体検出装置およびノイズ除去方法
JP2024072098A (ja) * 2022-11-15 2024-05-27 株式会社デンソー 物体検知装置及び物体検知方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007304069A (ja) * 2006-05-15 2007-11-22 Honda Motor Co Ltd 物体検知装置
WO2017221909A1 (ja) * 2016-06-21 2017-12-28 コニカミノルタ株式会社 距離測定装置
JP2019144210A (ja) * 2018-02-23 2019-08-29 コニカミノルタ株式会社 物体検出システム
JP2020020612A (ja) * 2018-07-30 2020-02-06 株式会社リコー 測距装置、測距方法、プログラム、移動体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9502087D0 (en) * 1995-02-02 1995-03-22 Croma Dev Ltd Improvements relating to pulse echo distance measurement
JPH1164497A (ja) * 1997-08-15 1999-03-05 Mitsubishi Electric Corp レーダ装置
JP4474221B2 (ja) 2004-07-20 2010-06-02 株式会社キーエンス 光学式変位計
JP5251858B2 (ja) 2009-12-21 2013-07-31 株式会社デンソーウェーブ レーザレーダ装置
JP5741474B2 (ja) 2012-02-13 2015-07-01 株式会社デンソー レーダ装置
JP6462308B2 (ja) 2014-10-22 2019-01-30 株式会社デンソー 物体検知装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007304069A (ja) * 2006-05-15 2007-11-22 Honda Motor Co Ltd 物体検知装置
WO2017221909A1 (ja) * 2016-06-21 2017-12-28 コニカミノルタ株式会社 距離測定装置
JP2019144210A (ja) * 2018-02-23 2019-08-29 コニカミノルタ株式会社 物体検出システム
JP2020020612A (ja) * 2018-07-30 2020-02-06 株式会社リコー 測距装置、測距方法、プログラム、移動体

Also Published As

Publication number Publication date
JP7306310B2 (ja) 2023-07-11
CN115427831A (zh) 2022-12-02
WO2021210415A1 (ja) 2021-10-21
JP2021169944A (ja) 2021-10-28
US20230065210A1 (en) 2023-03-02

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