DE69327383T2 - Laser-Radar mit Speicherung des Referenzstrahls - Google Patents

Laser-Radar mit Speicherung des Referenzstrahls

Info

Publication number
DE69327383T2
DE69327383T2 DE69327383T DE69327383T DE69327383T2 DE 69327383 T2 DE69327383 T2 DE 69327383T2 DE 69327383 T DE69327383 T DE 69327383T DE 69327383 T DE69327383 T DE 69327383T DE 69327383 T2 DE69327383 T2 DE 69327383T2
Authority
DE
Germany
Prior art keywords
storage
laser radar
reference beam
radar
laser
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.)
Expired - Fee Related
Application number
DE69327383T
Other languages
English (en)
Other versions
DE69327383D1 (de
Inventor
Roger Martin Langdon
Lloyd Edward Lewis
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.)
BAE Systems PLC
Original Assignee
Marconi Electronic Systems Ltd
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 Marconi Electronic Systems Ltd filed Critical Marconi Electronic Systems Ltd
Application granted granted Critical
Publication of DE69327383D1 publication Critical patent/DE69327383D1/de
Publication of DE69327383T2 publication Critical patent/DE69327383T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4818—Constructional features, e.g. arrangements of optical elements using optical fibres
    • 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
    • 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
    • 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
    • G01S7/499—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00 using polarisation effects
DE69327383T 1992-11-03 1993-10-13 Laser-Radar mit Speicherung des Referenzstrahls Expired - Fee Related DE69327383T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9222955A GB2272123B (en) 1992-11-03 1992-11-03 Laser radar system

Publications (2)

Publication Number Publication Date
DE69327383D1 DE69327383D1 (de) 2000-01-27
DE69327383T2 true DE69327383T2 (de) 2000-04-20

Family

ID=10724414

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69327383T Expired - Fee Related DE69327383T2 (de) 1992-11-03 1993-10-13 Laser-Radar mit Speicherung des Referenzstrahls

Country Status (4)

Country Link
US (1) US5510890A (de)
EP (1) EP0596614B1 (de)
DE (1) DE69327383T2 (de)
GB (1) GB2272123B (de)

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US5589929A (en) * 1991-11-04 1996-12-31 Li; Ming-Chiang RF signal train generator and interferoceivers
USRE37561E1 (en) * 1991-11-04 2002-02-26 Ming-Chiang Li RF signal train generator and interferoceivers
US5988862A (en) * 1996-04-24 1999-11-23 Cyra Technologies, Inc. Integrated system for quickly and accurately imaging and modeling three dimensional objects
SE521173C2 (sv) * 1998-09-17 2003-10-07 Spectra Prec Ab Elektronisk distansmätanordning
SE514276C2 (sv) * 1999-05-25 2001-01-29 Foersvarets Forskningsanstalt Ett pulsat koherent laserradarsystem
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
DE10112833C1 (de) * 2001-03-16 2003-03-13 Hilti Ag Verfahren und Einrichtung zur elektrooptischen Distanzmessung
EP1499852A4 (de) * 2002-04-15 2008-11-19 Toolz Ltd Distanzmesseinrichtung mit kurzdistanzoptik
US6803998B2 (en) * 2002-08-20 2004-10-12 Applied Materials, Inc. Ultra low cost position and status monitoring using fiber optic delay lines
JP4151476B2 (ja) * 2003-05-14 2008-09-17 ソニー株式会社 レーザ光安定化方法、レーザ光発生装置
US20050243302A1 (en) * 2004-01-20 2005-11-03 Bedabrata Pain Two dimensional range-imaging
JP4851737B2 (ja) * 2005-06-23 2012-01-11 株式会社トプコン 距離測定装置
JP4694304B2 (ja) * 2005-08-15 2011-06-08 株式会社トプコン 測量装置
US7511800B2 (en) 2005-11-28 2009-03-31 Robert Bosch Company Limited Distance measurement device with short range optics
DE102008031682A1 (de) * 2008-07-04 2010-03-11 Eads Deutschland Gmbh Direktempfang-Doppler-LIDAR-Verfahren und Direktempfang-Doppler-LIDAR-Vorrichtung
US8154712B2 (en) * 2008-07-23 2012-04-10 Corning Incorporated Insertion of laser path in multiple field of view reflective telescope
US9823351B2 (en) 2012-12-18 2017-11-21 Uber Technologies, Inc. Multi-clad fiber based optical apparatus and methods for light detection and ranging sensors
US9470520B2 (en) 2013-03-14 2016-10-18 Apparate International C.V. LiDAR scanner
CA2931055C (en) 2013-11-22 2022-07-12 Ottomotto Llc Lidar scanner calibration
CN104981722B (zh) * 2015-04-23 2018-02-02 北京航空航天大学 一种单分束器透射式光子晶体光纤谐振腔
US10942257B2 (en) 2016-12-31 2021-03-09 Innovusion Ireland Limited 2D scanning high precision LiDAR using combination of rotating concave mirror and beam steering devices
US11493601B2 (en) 2017-12-22 2022-11-08 Innovusion, Inc. High density LIDAR scanning
WO2020013890A2 (en) 2018-02-23 2020-01-16 Innovusion Ireland Limited Multi-wavelength pulse steering in lidar systems
DE102019215831A1 (de) * 2019-10-15 2021-04-15 Robert Bosch Gmbh Verfahren zur Erzeugung von Lichtpulsen eines Lidar-Systems
US20210341621A1 (en) * 2020-04-30 2021-11-04 Uatc, Llc Light Detection and Ranging (LIDAR) System

Family Cites Families (13)

* Cited by examiner, † Cited by third party
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US3402630A (en) * 1965-02-05 1968-09-24 Gen Precision Systems Inc Optical radar ranging system
US3811774A (en) * 1972-04-20 1974-05-21 Us Army Continuous wave radar for range and velocity measurement
US3950100A (en) * 1973-03-02 1976-04-13 Raytheon Company Laser heterodyne system
US4298280A (en) * 1979-09-25 1981-11-03 Massachusetts Institute Of Technology Infrared radar system
DE3103567A1 (de) * 1981-02-03 1982-08-12 MITEC Moderne Industrietechnik GmbH, 8012 Ottobrunn Entfernungsmessverfahren nach dem prinzip der laufzeitmessung eines messlichtimpulses und vorrichtung zu seiner durchfuehrung
US4447149A (en) * 1981-06-17 1984-05-08 The United States Of America As Represented By The Secretary Of The Air Force Pulsed laser radar apparatus
JPS5876784A (ja) * 1981-10-31 1983-05-09 Nissan Motor Co Ltd 車両用光パルスレ−ダ装置
GB2147759B (en) * 1983-08-24 1987-04-15 Plessey Co Plc Optical sensor
US4655588A (en) * 1985-02-25 1987-04-07 The United States Of America As Represented By The Secretary Of The Army Injection controlled laser transmitter with twin local oscillators
DE3540157A1 (de) * 1985-11-13 1987-05-21 Messerschmitt Boelkow Blohm Verfahren und vorrichtung zur entfernungsmessung
DE3630401C1 (de) * 1986-09-06 1987-12-10 Messerschmitt Boelkow Blohm Optischer Entfernungsmesser
GB2218588B (en) * 1988-05-13 1992-05-20 Barr & Stroud Ltd Optical range simulator devices
DE4109844C1 (en) * 1991-03-26 1992-06-11 Eltro Gmbh, Gesellschaft Fuer Strahlungstechnik, 6900 Heidelberg, De Laser range finder with fibre=optic propagation time component - couples two glass fibres to photodiode, one being in closed ring form or bounded at both sides by reflectors

Also Published As

Publication number Publication date
EP0596614B1 (de) 1999-12-22
US5510890A (en) 1996-04-23
DE69327383D1 (de) 2000-01-27
EP0596614A2 (de) 1994-05-11
GB2272123A (en) 1994-05-04
GB2272123B (en) 1996-08-07
EP0596614A3 (de) 1995-01-25
GB9222955D0 (en) 1993-02-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BAE SYSTEMS ELECTRONICS LTD., STANMORE, MIDDLESEX,

8327 Change in the person/name/address of the patent owner

Owner name: BAE SYSTEMS PLC, LONDON, GB

8328 Change in the person/name/address of the agent

Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN

8339 Ceased/non-payment of the annual fee