GB8428254D0 - Laser doppler velocimeter - Google Patents

Laser doppler velocimeter

Info

Publication number
GB8428254D0
GB8428254D0 GB848428254A GB8428254A GB8428254D0 GB 8428254 D0 GB8428254 D0 GB 8428254D0 GB 848428254 A GB848428254 A GB 848428254A GB 8428254 A GB8428254 A GB 8428254A GB 8428254 D0 GB8428254 D0 GB 8428254D0
Authority
GB
United Kingdom
Prior art keywords
laser doppler
doppler velocimeter
velocimeter
laser
doppler
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.)
Granted
Application number
GB848428254A
Other versions
GB2149993B (en
GB2149993A (en
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
Priority claimed from JP21128483A external-priority patent/JPS60102563A/en
Priority claimed from JP9136684A external-priority patent/JPS60235067A/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB8428254D0 publication Critical patent/GB8428254D0/en
Publication of GB2149993A publication Critical patent/GB2149993A/en
Application granted granted Critical
Publication of GB2149993B publication Critical patent/GB2149993B/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
GB08428254A 1983-11-10 1984-11-08 Laser doppler velocimeter Expired GB2149993B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21128483A JPS60102563A (en) 1983-11-10 1983-11-10 Laser doppler speedometer
JP9136684A JPS60235067A (en) 1984-05-08 1984-05-08 Laser doppler speedometer

Publications (3)

Publication Number Publication Date
GB8428254D0 true GB8428254D0 (en) 1984-12-19
GB2149993A GB2149993A (en) 1985-06-19
GB2149993B GB2149993B (en) 1987-12-23

Family

ID=26432809

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08428254A Expired GB2149993B (en) 1983-11-10 1984-11-08 Laser doppler velocimeter

Country Status (3)

Country Link
DE (1) DE3441088A1 (en)
DK (1) DK506284A (en)
GB (1) GB2149993B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110687546A (en) * 2018-07-05 2020-01-14 北京微秒光电技术有限公司 Double-beam laser Doppler velocity measurement system adopting phase modulator

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8727767D0 (en) * 1987-11-27 1987-12-31 Ahmed N E A Improvements in or relating to velocimeters
GB9014989D0 (en) * 1990-07-06 1990-08-29 Nat Res Dev Velocimeters
FR2669107B1 (en) * 1990-11-14 1994-04-15 Irsid METHOD AND DEVICE FOR MEASURING THE ELONGATION RATE OF A LAMINATION OPERATION.
DE4240769C2 (en) * 1992-12-03 1997-04-10 Invent Gmbh Method and device for detecting multiple speed components, in particular particles in fluids
DE29812211U1 (en) 1998-07-09 1998-10-15 Mesacon Gesellschaft für Meßtechnik mbH, 44227 Dortmund Doppler velocimeter
GB0223512D0 (en) 2002-10-10 2002-11-13 Qinetiq Ltd Bistatic laser radar apparatus
CN100458373C (en) * 2007-03-22 2009-02-04 同济大学 Laser dynamic analysing method for making accurate measurement to construction and city space
CN107064539A (en) * 2017-04-27 2017-08-18 中国工程物理研究院流体物理研究所 A kind of big visual field photon Doppler speed measuring device and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH541148A (en) * 1972-01-31 1973-08-31 Bbc Brown Boveri & Cie Method for eliminating a systematic measurement error in optical anemometers
DE2221894C2 (en) * 1972-05-04 1982-05-27 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Doppler frequency shift speed measurement - using two measurement receivers with polarisers producing phase shift
GB1450911A (en) * 1973-01-17 1976-09-29 Nat Res Dev Laser doppler velocimetry
GB1463983A (en) * 1973-11-13 1977-02-09 Nat Res Dev Laser doppler velocimeter
JPS58182524A (en) * 1982-04-20 1983-10-25 Sumitomo Electric Ind Ltd System for detecting change in light frequency

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110687546A (en) * 2018-07-05 2020-01-14 北京微秒光电技术有限公司 Double-beam laser Doppler velocity measurement system adopting phase modulator

Also Published As

Publication number Publication date
DK506284A (en) 1985-05-11
GB2149993B (en) 1987-12-23
DK506284D0 (en) 1984-10-24
DE3441088A1 (en) 1985-05-23
GB2149993A (en) 1985-06-19
DE3441088C2 (en) 1991-05-16

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960611

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031108