JP7391279B2 - レーザレーダ装置 - Google Patents

レーザレーダ装置 Download PDF

Info

Publication number
JP7391279B2
JP7391279B2 JP2023550180A JP2023550180A JP7391279B2 JP 7391279 B2 JP7391279 B2 JP 7391279B2 JP 2023550180 A JP2023550180 A JP 2023550180A JP 2023550180 A JP2023550180 A JP 2023550180A JP 7391279 B2 JP7391279 B2 JP 7391279B2
Authority
JP
Japan
Prior art keywords
section
optical path
laser radar
pulse
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
JP2023550180A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023126990A1 (https=
Inventor
寿仁亜 野邑
隆行 柳澤
優佑 伊藤
航 吉岐
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 JPWO2023126990A1 publication Critical patent/JPWO2023126990A1/ja
Application granted granted Critical
Publication of JP7391279B2 publication Critical patent/JP7391279B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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)
JP2023550180A 2021-12-27 2021-12-27 レーザレーダ装置 Active JP7391279B2 (ja)

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 (2)

Publication Number Publication Date
JPWO2023126990A1 JPWO2023126990A1 (https=) 2023-07-06
JP7391279B2 true JP7391279B2 (ja) 2023-12-04

Family

ID=86998289

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023550180A Active JP7391279B2 (ja) 2021-12-27 2021-12-27 レーザレーダ装置

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=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5025148A (en) 1988-10-04 1991-06-18 Messerschmitt-Boelkow-Blohm Gmbh Laser warning sensor with frequency-coded position information
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
US20090128798A1 (en) 2006-12-13 2009-05-21 Rafael Advanced Defense Systems Ltd. Coherent optical range finder
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
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
JP7034398B1 (ja) 2021-06-30 2022-03-11 三菱電機株式会社 レーザレーダ装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4694304B2 (ja) * 2005-08-15 2011-06-08 株式会社トプコン 測量装置
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
CA3180640A1 (en) 2020-05-13 2021-11-18 The University Of British Columbia Electronically-controlled optical feedback methods for laser linewidth reduction

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5025148A (en) 1988-10-04 1991-06-18 Messerschmitt-Boelkow-Blohm Gmbh Laser warning sensor with frequency-coded position information
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
US20090128798A1 (en) 2006-12-13 2009-05-21 Rafael Advanced Defense Systems Ltd. Coherent optical range finder
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
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
JP7034398B1 (ja) 2021-06-30 2022-03-11 三菱電機株式会社 レーザレーダ装置

Also Published As

Publication number Publication date
CN118414556A (zh) 2024-07-30
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

Similar Documents

Publication Publication Date Title
JP6223644B1 (ja) レーザレーダ装置
KR100871097B1 (ko) 결맞음 주파수영역 반사파 계측법에 기초한 광영상 시스템
JP6034468B1 (ja) テラヘルツ波を用いたリアルタイム非接触非破壊厚さ測定装置
EP3296765B1 (en) Laser radar device and wind speed observation method
JP4677636B2 (ja) オプティカル・コヒーレンス・トモグラフィー装置及びこれに用いる可変波長光発生装置
CN114279999B (zh) 一种去锁相太赫兹时域光谱系统
JP2020034546A (ja) 測定装置および測定方法
IL261489A (en) Optical Pasograms for Lidar Vibrometry
JP2018520346A (ja) ビート信号帯域幅圧縮方法、装置および適用
JP6762500B2 (ja) 断層画像撮影装置
JP2001201573A (ja) コヒーレントレーザレーダ装置および目標測定方法
JP2017156094A (ja) ブリルアン散乱測定方法およびブリルアン散乱測定装置
JP2020030106A (ja) 光ファイバの損失測定装置および光ファイバの損失測定方法
CN112698356A (zh) 基于多孔径收发的无盲区脉冲相干测风激光雷达系统
JP2000338244A (ja) コヒーレントレーザレーダ装置
JP7391279B2 (ja) レーザレーダ装置
CN104111450A (zh) 一种利用双脉冲探测目标微多普勒特征的方法及系统
JP2022180146A (ja) 分散測定装置及び分散測定方法
JP2017198536A (ja) 波長制御器及び差分吸収ライダ装置
CN115308715B (zh) 一种稀疏调制测风雷达的方法和系统
JP2021128131A (ja) ブリルアン周波数シフト測定装置及びブリルアン周波数シフト測定方法
JP7034398B1 (ja) レーザレーダ装置
CN106772415A (zh) 一种相位测距装置及其测距方法
KR20160070686A (ko) 측정 장치
EP3150969A1 (en) Sensor for measuring the distribution of physical magnitudes in an optical fibre and associated measuring method

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230821

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20230821

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231024

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231121

R150 Certificate of patent or registration of utility model

Ref document number: 7391279

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150