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FR2769098B1 - Procede et dispositif d'exploitation de signaux doppler laser - Google Patents

Procede et dispositif d'exploitation de signaux doppler laser

Info

Publication number
FR2769098B1
FR2769098B1 FR9811998A FR9811998A FR2769098B1 FR 2769098 B1 FR2769098 B1 FR 2769098B1 FR 9811998 A FR9811998 A FR 9811998A FR 9811998 A FR9811998 A FR 9811998A FR 2769098 B1 FR2769098 B1 FR 2769098B1
Authority
FR
France
Prior art keywords
laser signals
doppler laser
operating
operating doppler
signals
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
FR9811998A
Other languages
English (en)
Other versions
FR2769098A1 (fr
Inventor
Ehrhard Dammann
Jurgen Bauer
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.)
Jenoptik AG
Original Assignee
Jenoptik Jena GmbH
Jenoptik AG
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 Jenoptik Jena GmbH, Jenoptik AG filed Critical Jenoptik Jena GmbH
Publication of FR2769098A1 publication Critical patent/FR2769098A1/fr
Application granted granted Critical
Publication of FR2769098B1 publication Critical patent/FR2769098B1/fr
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
    • 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
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
    • 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
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR9811998A 1997-09-26 1998-09-25 Procede et dispositif d'exploitation de signaux doppler laser Expired - Fee Related FR2769098B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742608A DE19742608C2 (de) 1997-09-26 1997-09-26 Verfahren und Anordnung zur Auswertung von Laser-Doppler-Signalen

Publications (2)

Publication Number Publication Date
FR2769098A1 FR2769098A1 (fr) 1999-04-02
FR2769098B1 true FR2769098B1 (fr) 2001-04-27

Family

ID=7843769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9811998A Expired - Fee Related FR2769098B1 (fr) 1997-09-26 1998-09-25 Procede et dispositif d'exploitation de signaux doppler laser

Country Status (5)

Country Link
US (1) US6078384A (fr)
CH (1) CH689335A5 (fr)
DE (1) DE19742608C2 (fr)
FR (1) FR2769098B1 (fr)
GB (1) GB2330718B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10034153B4 (de) * 2000-07-07 2004-04-15 Grebe, Sabine, Valparaiso Vorrichtung und Verfahren zur optischen Messung von Geschwindigkeiten und/oder Längen von Objekten
US6437855B1 (en) * 2000-07-13 2002-08-20 Honeywell International Inc. Laser doppler velocimeter with high immunity to phase noise
DE10120746C1 (de) * 2001-04-24 2002-10-31 Jenoptik Laser Optik Sys Gmbh Verfahren und Anordnung zur Auswertung von Laser-Doppler-Signalen
US7667851B2 (en) 2001-07-24 2010-02-23 Lockheed Martin Corporation Method and apparatus for using a two-wave mixing ultrasonic detection in rapid scanning applications
US6844537B2 (en) * 2001-12-31 2005-01-18 Honeywell International Inc. Method and device for measuring the velocity of a moving surface
US7242481B2 (en) * 2003-09-22 2007-07-10 Celight, Inc. Laser vibrometry with coherent detection
US7777866B1 (en) 2006-07-25 2010-08-17 Kyrazis Demos T Fixed difference, dual beam laser Doppler velocimetry
WO2008101194A2 (fr) 2007-02-15 2008-08-21 Advanced Liquid Logic, Inc. Détection de capacité sur un actuateur goutte
DE102010034972B4 (de) * 2010-08-20 2013-07-18 Elovis Gmbh Optische Messung von Bewegungen
US20130293246A1 (en) * 2010-11-17 2013-11-07 Advanced Liquid Logic Inc. Capacitance Detection in a Droplet Actuator
WO2012154745A2 (fr) 2011-05-09 2012-11-15 Advanced Liquid Logic, Inc. Rétroaction microfluidique utilisant une détection d'impédance
US9255915B2 (en) 2012-05-11 2016-02-09 Siemens Energy, Inc. Evaluating a process effect of surface presentation angle
US10294919B2 (en) 2013-04-25 2019-05-21 Demos T. Kyrazis Predictive blade adjustment
US10788664B2 (en) * 2018-03-22 2020-09-29 Northrop Grumman Systems Corporation Scanning an optical beam about a field of regard with no moving parts
US10901089B2 (en) * 2018-03-26 2021-01-26 Huawei Technologies Co., Ltd. Coherent LIDAR method and apparatus
CN112834016B (zh) * 2019-11-22 2023-08-18 余姚舜宇智能光学技术有限公司 用于激光测振仪的多普勒频移信号处理方法及其电路系统
DE102020215041A1 (de) 2020-11-30 2022-06-02 Robert Bosch Gesellschaft mit beschränkter Haftung LiDAR-Sensor-System
CN112953517A (zh) * 2021-02-24 2021-06-11 中国电子科技集团公司第十研究所 一种动态多普勒频偏校准方法
RU208857U1 (ru) * 2021-06-30 2022-01-18 Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева - КАИ" Устройство определения доплеровского измерения частоты отраженного радиолокационного сигнала

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3982101A (en) * 1975-05-19 1976-09-21 The United States Of America As Represented By The Secretary Of The Air Force Laser velocimeter real time digital data analyzer
DE2841499C2 (de) * 1978-09-23 1984-04-12 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Laser-Luftwerte-Sensor
DE3516035A1 (de) * 1985-05-04 1986-11-06 Pipeline Engineering Gesellschaft für Planung, Bau- und Betriebsüberwachung von Fernleitungen mbH, 4300 Essen Verfahren und anordnung zur photoelektrischen stroemungsmessung von gasfoermigen medien
US4856899A (en) * 1985-12-20 1989-08-15 Yokogawa Electric Corporation Optical frequency analyzer using a local oscillator heterodyne detection of incident light
DE3820654A1 (de) * 1988-06-18 1989-12-21 Deutsche Forsch Luft Raumfahrt Verfahren und vorrichtung zur bestimmung des vorzeichens der richtung einer teilchenstroemung
EP0636858A1 (fr) * 1993-07-31 1995-02-01 JENOPTIK GmbH Interféromètre à modulation en phase
DE19537647C1 (de) * 1995-10-10 1997-04-10 Jenoptik Jena Gmbh Verfahren und Anordnung zur Messung physikalischer Größen von lichtstreuenden bewegten Teilchen mittels eines Laser-Doppler-Anemometers

Also Published As

Publication number Publication date
GB2330718A (en) 1999-04-28
FR2769098A1 (fr) 1999-04-02
GB2330718B (en) 2002-11-06
DE19742608A1 (de) 1999-04-22
US6078384A (en) 2000-06-20
DE19742608C2 (de) 1999-09-09
GB9820986D0 (en) 1998-11-18
CH689335A5 (de) 1999-02-26

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100531