CN116324481B - 激光雷达装置 - Google Patents

激光雷达装置

Info

Publication number
CN116324481B
CN116324481B CN202180070474.1A CN202180070474A CN116324481B CN 116324481 B CN116324481 B CN 116324481B CN 202180070474 A CN202180070474 A CN 202180070474A CN 116324481 B CN116324481 B CN 116324481B
Authority
CN
China
Prior art keywords
window
light source
detector
mirror
light
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
CN202180070474.1A
Other languages
English (en)
Chinese (zh)
Other versions
CN116324481A (zh
Inventor
浅见博
恩田一寿
清野光宏
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
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 Denso Corp filed Critical Denso Corp
Publication of CN116324481A publication Critical patent/CN116324481A/zh
Application granted granted Critical
Publication of CN116324481B publication Critical patent/CN116324481B/zh
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
    • 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
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • 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
    • 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
    • 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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • 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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4813—Housing arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN202180070474.1A 2020-11-06 2021-10-25 激光雷达装置 Active CN116324481B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020185920A JP7424273B2 (ja) 2020-11-06 2020-11-06 レーザレーダ装置
JP2020-185920 2020-11-06
PCT/JP2021/039250 WO2022097518A1 (ja) 2020-11-06 2021-10-25 レーザレーダ装置

Publications (2)

Publication Number Publication Date
CN116324481A CN116324481A (zh) 2023-06-23
CN116324481B true CN116324481B (zh) 2025-12-23

Family

ID=81457818

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180070474.1A Active CN116324481B (zh) 2020-11-06 2021-10-25 激光雷达装置

Country Status (5)

Country Link
US (1) US20230221417A1 (cg-RX-API-DMAC7.html)
JP (1) JP7424273B2 (cg-RX-API-DMAC7.html)
CN (1) CN116324481B (cg-RX-API-DMAC7.html)
DE (1) DE112021005826T5 (cg-RX-API-DMAC7.html)
WO (1) WO2022097518A1 (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250076465A1 (en) * 2023-09-05 2025-03-06 Stmicroelectronics International N.V. Retroreflective mechanisms on optical ranging, proximity, and image sensors to reduce optical noise from unwanted sources

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109581328A (zh) * 2018-12-21 2019-04-05 宁波傲视智绘光电科技有限公司 一种激光雷达
WO2020149241A1 (ja) * 2019-01-15 2020-07-23 株式会社デンソー 光走査装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5598831B2 (ja) * 2007-09-05 2014-10-01 北陽電機株式会社 走査式測距装置
JP4720852B2 (ja) * 2008-05-14 2011-07-13 ソニー株式会社 ミラー駆動装置および撮像装置
JP5532003B2 (ja) * 2011-03-31 2014-06-25 株式会社デンソーウェーブ レーザレーダ装置
JP2017097203A (ja) * 2015-11-26 2017-06-01 船井電機株式会社 光走査装置
CN107238827B (zh) * 2016-03-29 2021-04-27 莱卡地球系统公开股份有限公司 激光扫描器装置
US9964437B2 (en) * 2016-05-03 2018-05-08 Datalogic IP Tech, S.r.l. Laser scanner with reduced internal optical reflection comprising a light detector disposed between an interference filter and a collecting mirror
CN110199204A (zh) * 2017-03-29 2019-09-03 深圳市大疆创新科技有限公司 具有小形状因子的激光雷达传感器系统
JP2019138675A (ja) 2018-02-07 2019-08-22 オムロンオートモーティブエレクトロニクス株式会社 対象物検出装置
JP2019152588A (ja) * 2018-03-06 2019-09-12 オムロンオートモーティブエレクトロニクス株式会社 対象物検出装置
US12253629B2 (en) * 2018-10-29 2025-03-18 Nec Corporation Sensor device and article display shelf
CN209433005U (zh) * 2019-01-07 2019-09-24 武汉海达数云技术有限公司 一种激光雷达及消杂光装置
US11422237B2 (en) * 2019-01-15 2022-08-23 Seagate Technology Llc Pyramidal mirror laser scanning for lidar
EP3948345B1 (en) * 2019-03-29 2025-05-07 OMRON Corporation Visual indicators for presence sensing systems
CN110133618B (zh) * 2019-04-19 2021-08-17 深圳市速腾聚创科技有限公司 激光雷达及探测方法
JP7318304B2 (ja) 2019-05-15 2023-08-01 株式会社ジェイテクト 操舵制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109581328A (zh) * 2018-12-21 2019-04-05 宁波傲视智绘光电科技有限公司 一种激光雷达
WO2020149241A1 (ja) * 2019-01-15 2020-07-23 株式会社デンソー 光走査装置

Also Published As

Publication number Publication date
US20230221417A1 (en) 2023-07-13
WO2022097518A1 (ja) 2022-05-12
DE112021005826T5 (de) 2023-08-24
JP7424273B2 (ja) 2024-01-30
CN116324481A (zh) 2023-06-23
JP2022075248A (ja) 2022-05-18

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