DE112021008391B4 - Laserradareinrichtung - Google Patents

Laserradareinrichtung

Info

Publication number
DE112021008391B4
DE112021008391B4 DE112021008391.0T DE112021008391T DE112021008391B4 DE 112021008391 B4 DE112021008391 B4 DE 112021008391B4 DE 112021008391 T DE112021008391 T DE 112021008391T DE 112021008391 B4 DE112021008391 B4 DE 112021008391B4
Authority
DE
Germany
Prior art keywords
unit
intensity
optical path
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
DE112021008391.0T
Other languages
German (de)
English (en)
Other versions
DE112021008391T5 (de
Inventor
Junia NOMURA
Takayuki Yanagisawa
Yusuke Ito
Wataru YOSHIKI
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 DE112021008391T5 publication Critical patent/DE112021008391T5/de
Application granted granted Critical
Publication of DE112021008391B4 publication Critical patent/DE112021008391B4/de
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
    • G01S7/483—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)
DE112021008391.0T 2021-12-27 2021-12-27 Laserradareinrichtung Active DE112021008391B4 (de)

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
DE112021008391T5 DE112021008391T5 (de) 2024-09-05
DE112021008391B4 true DE112021008391B4 (de) 2026-03-05

Family

ID=86998289

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021008391.0T Active DE112021008391B4 (de) 2021-12-27 2021-12-27 Laserradareinrichtung

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130182620A1 (en) 2012-01-09 2013-07-18 Attochron Llc Uspl-fso lasercom point-to-point and point-to-multipoint optical wireless communication
WO2021226700A1 (en) 2020-05-13 2021-11-18 The University Of British Columbia Electronically-controlled optical feedback methods for laser linewidth reduction

Family Cites Families (7)

* 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
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
WO2023276018A1 (ja) * 2021-06-30 2023-01-05 三菱電機株式会社 レーザレーダ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130182620A1 (en) 2012-01-09 2013-07-18 Attochron Llc Uspl-fso lasercom point-to-point and point-to-multipoint optical wireless communication
WO2021226700A1 (en) 2020-05-13 2021-11-18 The University Of British Columbia Electronically-controlled optical feedback methods for laser linewidth reduction

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
L. J. Mullen et al, „Application of RADAR technology to aerial LIDAR systems for enhancement of shallow underwater target detection", IEEE Transactions on Microwave Theory and Techniques, vol. 43, no. 9, S. 2370-2377, Sept. 1995
L. J. Mullen, A. J. C. Vieira, P. R. Herezfeld and V. M. Contarino: Application of RADAR technology to aerial LIDAR systems for enhancement of shallow underwater target detection. In: IEEE Transactions on Microwave Theory and Techniques, 43, Sept. 1995, 09, 2370-2377. *

Also Published As

Publication number Publication date
CN118414556A (zh) 2024-07-30
JP7391279B2 (ja) 2023-12-04
DE112021008391T5 (de) 2024-09-05
WO2023126990A1 (ja) 2023-07-06
US20240288554A1 (en) 2024-08-29
JPWO2023126990A1 (https=) 2023-07-06

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Legal Events

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R012 Request for examination validly filed
R016 Response to examination communication
R084 Declaration of willingness to licence
R018 Grant decision by examination section/examining division