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GB2289814B - Laser doppler velocimeter - Google Patents

Laser doppler velocimeter

Info

Publication number
GB2289814B
GB2289814B GB9409026A GB9409026A GB2289814B GB 2289814 B GB2289814 B GB 2289814B GB 9409026 A GB9409026 A GB 9409026A GB 9409026 A GB9409026 A GB 9409026A GB 2289814 B GB2289814 B GB 2289814B
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.)
Expired - Fee Related
Application number
GB9409026A
Other versions
GB2289814A (en
GB9409026D0 (en
Inventor
Michael Mclean Ross
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.)
Alstom Power UK Holdings Ltd
Original Assignee
European Gas Turbines 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 European Gas Turbines Ltd filed Critical European Gas Turbines Ltd
Priority to GB9409026A priority Critical patent/GB2289814B/en
Publication of GB9409026D0 publication Critical patent/GB9409026D0/en
Publication of GB2289814A publication Critical patent/GB2289814A/en
Application granted granted Critical
Publication of GB2289814B publication Critical patent/GB2289814B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G01P3/366—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light by using diffraction of light
    • 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)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
GB9409026A 1994-05-06 1994-05-06 Laser doppler velocimeter Expired - Fee Related GB2289814B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9409026A GB2289814B (en) 1994-05-06 1994-05-06 Laser doppler velocimeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9409026A GB2289814B (en) 1994-05-06 1994-05-06 Laser doppler velocimeter

Publications (3)

Publication Number Publication Date
GB9409026D0 GB9409026D0 (en) 1994-06-22
GB2289814A GB2289814A (en) 1995-11-29
GB2289814B true GB2289814B (en) 1998-06-17

Family

ID=10754678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9409026A Expired - Fee Related GB2289814B (en) 1994-05-06 1994-05-06 Laser doppler velocimeter

Country Status (1)

Country Link
GB (1) GB2289814B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2309348A (en) * 1995-12-19 1997-07-23 Heatvision Technics Corp Remote guidance
RU2373543C1 (en) * 2008-06-25 2009-11-20 Институт автоматики и электрометрии Сибирского отделения Российской академии наук Laser doppler sensor of velocity of moving object
CN107655368A (en) * 2017-10-27 2018-02-02 西安工业大学 A kind of non-contact air big gun speed measuring equipment and its method
EP3736606A1 (en) 2019-05-09 2020-11-11 IMEC vzw A phase difference detector, a chip comprising the same, a phase difference detection system and a method for detecting a phase difference
CN110398749B (en) * 2019-08-13 2024-03-01 北京航天光新科技有限公司 Double oblique incidence asymmetric vehicle-mounted laser speed measuring device
CN115639375B (en) * 2022-10-14 2024-05-07 武汉新烽光电股份有限公司 Laser Doppler velocimeter
IL321804A (en) * 2022-12-27 2025-08-01 Lidwave Ltd System and method for optical distance measurement using Doppler
CN115979263B (en) * 2023-03-21 2023-06-02 中国人民解放军国防科技大学 Navigation method and system for low-altitude flight carrier
CN118348548B (en) * 2024-06-18 2024-08-23 中国人民解放军国防科技大学 Laser Doppler speed measurement method and system for multi-beam mixing
CN118363037B (en) * 2024-06-19 2024-09-10 中国人民解放军国防科技大学 Full-speed domain laser Doppler velocity measurement method and system based on mixer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003073A1 (en) * 1980-04-17 1981-10-29 Mta Koezponti Fiz Kutato Intez Process and apparatus for measurement of physical parameters of moving matter by means of coherent light source,by heterodyne detection of light reflected or scattered by moving matter
GB2221591A (en) * 1988-08-06 1990-02-07 Marconi Gec Ltd Optical vehicle speedometer
US5150170A (en) * 1991-08-26 1992-09-22 The Boeing Company Optical phase conjugate velocimeter and tracker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003073A1 (en) * 1980-04-17 1981-10-29 Mta Koezponti Fiz Kutato Intez Process and apparatus for measurement of physical parameters of moving matter by means of coherent light source,by heterodyne detection of light reflected or scattered by moving matter
GB2221591A (en) * 1988-08-06 1990-02-07 Marconi Gec Ltd Optical vehicle speedometer
US5150170A (en) * 1991-08-26 1992-09-22 The Boeing Company Optical phase conjugate velocimeter and tracker

Also Published As

Publication number Publication date
GB2289814A (en) 1995-11-29
GB9409026D0 (en) 1994-06-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040506