ATE309545T1 - Laser-doppler-anemometry mit beugenden optischen elementen - Google Patents

Laser-doppler-anemometry mit beugenden optischen elementen

Info

Publication number
ATE309545T1
ATE309545T1 AT03762468T AT03762468T ATE309545T1 AT E309545 T1 ATE309545 T1 AT E309545T1 AT 03762468 T AT03762468 T AT 03762468T AT 03762468 T AT03762468 T AT 03762468T AT E309545 T1 ATE309545 T1 AT E309545T1
Authority
AT
Austria
Prior art keywords
light beam
diffracted
diffractive member
undiffracted
optical elements
Prior art date
Application number
AT03762468T
Other languages
English (en)
Inventor
Carsten Dam-Hansen
Steven Richard Kitchen
Michael Linde Jakobsen
Original Assignee
Kamstrup As
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 Kamstrup As filed Critical Kamstrup As
Application granted granted Critical
Publication of ATE309545T1 publication Critical patent/ATE309545T1/de

Links

Classifications

    • 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
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Laser Surgery Devices (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT03762468T 2002-07-05 2003-06-30 Laser-doppler-anemometry mit beugenden optischen elementen ATE309545T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39358502P 2002-07-05 2002-07-05
PCT/DK2003/000454 WO2004005940A1 (en) 2002-07-05 2003-06-30 Laser doppler anemometry with diffractive optical elements

Publications (1)

Publication Number Publication Date
ATE309545T1 true ATE309545T1 (de) 2005-11-15

Family

ID=30115605

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03762468T ATE309545T1 (de) 2002-07-05 2003-06-30 Laser-doppler-anemometry mit beugenden optischen elementen

Country Status (7)

Country Link
US (1) US6859267B2 (de)
EP (1) EP1520181B1 (de)
AT (1) ATE309545T1 (de)
AU (1) AU2003243924A1 (de)
DE (1) DE60302253D1 (de)
DK (1) DK1520181T3 (de)
WO (1) WO2004005940A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8120756B2 (en) * 2007-03-19 2012-02-21 Korea Atomic Energy Research Institute Laser doppler velocity system for variable beam focusing
WO2008143989A2 (en) * 2007-05-18 2008-11-27 Allview Research Llc Motion measurement and synchronication using a scanning interferometer with gratings
WO2009005746A1 (en) * 2007-06-29 2009-01-08 Allview Research Llc Writing a diffractive structure
WO2011014712A2 (en) * 2009-07-29 2011-02-03 Michigan Aerospace Corporation Atmospheric measurement system
WO2018173290A1 (ja) * 2017-03-24 2018-09-27 愛知時計電機株式会社 計測装置
JP6735463B2 (ja) * 2017-03-24 2020-08-05 愛知時計電機株式会社 計測装置
RU2689273C1 (ru) * 2018-06-25 2019-05-24 Владимир Александрович Катенин Лазерный судовой измеритель скорости
RU2708526C1 (ru) * 2019-05-13 2019-12-09 Владимир Васильевич Чернявец Лазерный судовой измеритель скорости
US20240159907A1 (en) * 2022-11-16 2024-05-16 The Boeing Company Optical dual frequency shift laser vehicle speed detection system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397550A (en) * 1980-02-14 1983-08-09 Agency Of Industrial Science & Technology Laser doppler velocimeter
US4948257A (en) * 1987-09-14 1990-08-14 Tsi Incorporated Laser optical measuring device and method for stabilizing fringe pattern spacing
JP2998172B2 (ja) * 1990-05-21 2000-01-11 キヤノン株式会社 ドップラー速度計
US5272512A (en) * 1990-09-21 1993-12-21 Canon Kabushiki Kaisha Displacement information detection apparatus
JP2962819B2 (ja) * 1990-11-30 1999-10-12 キヤノン株式会社 変位測定装置
US5999256A (en) * 1992-02-12 1999-12-07 Cambridge Consultants Limited Particle measurement system
DE69433105T2 (de) * 1993-06-29 2004-04-01 Canon K.K. Geschwindigkeitsmesser und Anlage zur Positionserfassung
JP3082533B2 (ja) * 1993-08-23 2000-08-28 キヤノン株式会社 レーザードップラー速度計
US5751830A (en) * 1995-05-24 1998-05-12 Lockheed Martin Energy Systems, Inc. Method and apparatus for coherent imaging of infrared energy
JP3647135B2 (ja) * 1996-04-15 2005-05-11 キヤノン株式会社 光学式変位情報測定装置
WO2000019212A2 (en) 1998-09-28 2000-04-06 California Institute Of Technology Miniature optical sensor
WO2001038884A1 (en) 1999-11-22 2001-05-31 California Institute Of Technology Micro photonic particle sensor

Also Published As

Publication number Publication date
EP1520181A1 (de) 2005-04-06
US20040036873A1 (en) 2004-02-26
WO2004005940A1 (en) 2004-01-15
EP1520181B1 (de) 2005-11-09
AU2003243924A1 (en) 2004-01-23
DE60302253D1 (de) 2005-12-15
DK1520181T3 (da) 2006-03-27
US6859267B2 (en) 2005-02-22

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Legal Events

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