CN118414556A - 激光雷达装置 - Google Patents

激光雷达装置 Download PDF

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Publication number
CN118414556A
CN118414556A CN202180105119.3A CN202180105119A CN118414556A CN 118414556 A CN118414556 A CN 118414556A CN 202180105119 A CN202180105119 A CN 202180105119A CN 118414556 A CN118414556 A CN 118414556A
Authority
CN
China
Prior art keywords
unit
optical path
pulse
light
branching
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.)
Pending
Application number
CN202180105119.3A
Other languages
English (en)
Chinese (zh)
Inventor
野邑寿仁亚
柳泽隆行
伊藤优佑
吉岐航
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN118414556A publication Critical patent/CN118414556A/zh
Pending legal-status Critical Current

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
    • G01S7/483—Details of pulse systems
    • G01S7/484—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
    • 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
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

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)
CN202180105119.3A 2021-12-27 2021-12-27 激光雷达装置 Pending CN118414556A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/048461 WO2023126990A1 (ja) 2021-12-27 2021-12-27 レーザレーダ装置

Publications (1)

Publication Number Publication Date
CN118414556A true CN118414556A (zh) 2024-07-30

Family

ID=86998289

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180105119.3A Pending CN118414556A (zh) 2021-12-27 2021-12-27 激光雷达装置

Country Status (5)

Country Link
US (1) US20240288554A1 (https=)
JP (1) JP7391279B2 (https=)
CN (1) CN118414556A (https=)
DE (1) DE112021008391B4 (https=)
WO (1) WO2023126990A1 (https=)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3833634A1 (de) * 1988-10-04 1990-04-12 Messerschmitt Boelkow Blohm Laserwarnsensor
JP2001201573A (ja) * 2000-01-20 2001-07-27 Mitsubishi Electric Corp コヒーレントレーザレーダ装置および目標測定方法
JP4694304B2 (ja) * 2005-08-15 2011-06-08 株式会社トプコン 測量装置
IL180051A0 (en) * 2006-12-13 2007-06-03 Rafael Armament Dev Authority Coherent optical range finder using transmitted pulse as local oscillator
CN102759733A (zh) * 2011-04-27 2012-10-31 电子科技大学 一种测速脉冲雷达及其测速方法
CN104160640B (zh) 2012-01-09 2017-07-14 阿托隆有限责任公司 Uspl‑fso激光通信点对点和点对多点光学无线通信
JP2017198536A (ja) * 2016-04-27 2017-11-02 三菱電機株式会社 波長制御器及び差分吸収ライダ装置
CA3180640A1 (en) 2020-05-13 2021-11-18 The University Of British Columbia Electronically-controlled optical feedback methods for laser linewidth reduction
WO2023276018A1 (ja) * 2021-06-30 2023-01-05 三菱電機株式会社 レーザレーダ装置

Also Published As

Publication number Publication date
JP7391279B2 (ja) 2023-12-04
DE112021008391T5 (de) 2024-09-05
DE112021008391B4 (de) 2026-03-05
WO2023126990A1 (ja) 2023-07-06
US20240288554A1 (en) 2024-08-29
JPWO2023126990A1 (https=) 2023-07-06

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