DE69633041D1 - Laser-Doppler-Geschwindigkeitsmessgerät - Google Patents

Laser-Doppler-Geschwindigkeitsmessgerät

Info

Publication number
DE69633041D1
DE69633041D1 DE69633041T DE69633041T DE69633041D1 DE 69633041 D1 DE69633041 D1 DE 69633041D1 DE 69633041 T DE69633041 T DE 69633041T DE 69633041 T DE69633041 T DE 69633041T DE 69633041 D1 DE69633041 D1 DE 69633041D1
Authority
DE
Germany
Prior art keywords
laser doppler
doppler velocity
velocity meter
meter
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 - Lifetime
Application number
DE69633041T
Other languages
English (en)
Other versions
DE69633041T2 (de
Inventor
Asahiko Nogami
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.)
Sony Magnescale Inc
Original Assignee
Sony Magnescale Inc
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 Sony Magnescale Inc filed Critical Sony Magnescale Inc
Publication of DE69633041D1 publication Critical patent/DE69633041D1/de
Application granted granted Critical
Publication of DE69633041T2 publication Critical patent/DE69633041T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S17/02—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
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • 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
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • 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
    • G01S7/497—Means for monitoring or calibrating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DE69633041T 1995-09-06 1996-09-04 Laser-Doppler-Geschwindigkeitsmessgerät Expired - Lifetime DE69633041T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22922495 1995-09-06
JP22922495A JP3465434B2 (ja) 1995-09-06 1995-09-06 レーザードップラー速度計

Publications (2)

Publication Number Publication Date
DE69633041D1 true DE69633041D1 (de) 2004-09-09
DE69633041T2 DE69633041T2 (de) 2004-12-02

Family

ID=16888783

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69633041T Expired - Lifetime DE69633041T2 (de) 1995-09-06 1996-09-04 Laser-Doppler-Geschwindigkeitsmessgerät
DE69637847T Expired - Lifetime DE69637847D1 (de) 1995-09-06 1996-09-04 Laser-Doppler-Geschwindigkeitsmessgerät

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69637847T Expired - Lifetime DE69637847D1 (de) 1995-09-06 1996-09-04 Laser-Doppler-Geschwindigkeitsmessgerät

Country Status (6)

Country Link
US (1) US5814732A (de)
EP (2) EP1369707B1 (de)
JP (1) JP3465434B2 (de)
KR (1) KR0177353B1 (de)
CN (1) CN1148583C (de)
DE (2) DE69633041T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6715354B2 (en) * 1998-02-24 2004-04-06 Massachusetts Institute Of Technology Flaw detection system using acoustic doppler effect
US6728515B1 (en) 2000-02-16 2004-04-27 Massachusetts Institute Of Technology Tuned wave phased array
US6833554B2 (en) * 2000-11-21 2004-12-21 Massachusetts Institute Of Technology Laser-induced defect detection system and method
CN1303433C (zh) * 2004-05-27 2007-03-07 中国科学院长春光学精密机械与物理研究所 可测量不同距离运动物体速度的双光路激光多普勒测速仪
US7126586B2 (en) * 2004-09-17 2006-10-24 Microsoft Corporation Data input devices and methods for detecting movement of a tracking surface by detecting laser doppler self-mixing effects of a frequency modulated laser light beam
CN102236092B (zh) * 2010-04-29 2013-03-06 西安近代化学研究所 激光多普勒测速仪的多普勒信号周期分布解调方法
US11255663B2 (en) 2016-03-04 2022-02-22 May Patents Ltd. Method and apparatus for cooperative usage of multiple distance meters

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE415397B (sv) * 1978-06-02 1980-09-29 Asea Ab Fiberoptiskt metdon
US4666295A (en) * 1983-03-17 1987-05-19 Hughes Aircraft Company Linear FM chirp laser
GB8507896D0 (en) * 1985-03-26 1985-05-01 Sound Attenuators Ltd Doppler effect measurements
NL8603036A (nl) * 1986-11-28 1988-06-16 Philips Nv Inrichting voor het demoduleren van een fm-gemoduleerd signaal.
US4969207A (en) * 1987-03-20 1990-11-06 Nippon Telegraph And Telephone Corporation Radio receiver with reception deterioration compensation
JP3307730B2 (ja) * 1993-08-30 2002-07-24 浜松ホトニクス株式会社 光学測定装置

Also Published As

Publication number Publication date
KR970016634A (ko) 1997-04-28
EP1369707A3 (de) 2005-11-02
EP0762144A3 (de) 1998-03-18
JPH0972961A (ja) 1997-03-18
CN1148583C (zh) 2004-05-05
US5814732A (en) 1998-09-29
EP1369707A2 (de) 2003-12-10
DE69633041T2 (de) 2004-12-02
CN1149135A (zh) 1997-05-07
JP3465434B2 (ja) 2003-11-10
EP0762144A2 (de) 1997-03-12
DE69637847D1 (de) 2009-04-09
KR0177353B1 (ko) 1999-04-01
EP1369707B1 (de) 2009-02-25
EP0762144B1 (de) 2004-08-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition