HK143394A - Apparatus attached to a movable device to obtain signals representative of the speed of the device relative to a fluid, and measurement system incorporating such apparatus - Google Patents
Apparatus attached to a movable device to obtain signals representative of the speed of the device relative to a fluid, and measurement system incorporating such apparatusInfo
- Publication number
- HK143394A HK143394A HK143394A HK143394A HK143394A HK 143394 A HK143394 A HK 143394A HK 143394 A HK143394 A HK 143394A HK 143394 A HK143394 A HK 143394A HK 143394 A HK143394 A HK 143394A
- Authority
- HK
- Hong Kong
- Prior art keywords
- fluid
- speed
- measurement system
- signals representative
- system incorporating
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8908808A FR2649207B1 (fr) | 1989-06-30 | 1989-06-30 | Dispositif embarque dans un engin mobile, pour l'obtention de signaux representatifs de la vitesse relative de l'engin par rapport a un fluide ambiant et appareil de mesure comportant un tel dispositif |
SG153494A SG153494G (en) | 1989-06-30 | 1994-10-21 | Apparatus attached to a moveable device to obtain signals representative of the speed of the device relative to a fluid, and measurement system incorporating such apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
HK143394A true HK143394A (en) | 1994-12-23 |
Family
ID=26227444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK143394A HK143394A (en) | 1989-06-30 | 1994-12-15 | Apparatus attached to a movable device to obtain signals representative of the speed of the device relative to a fluid, and measurement system incorporating such apparatus |
Country Status (8)
Country | Link |
---|---|
US (1) | US5047653A (xx) |
EP (1) | EP0406061B1 (xx) |
JP (1) | JP2911551B2 (xx) |
CA (1) | CA2019627C (xx) |
DE (1) | DE69002707T2 (xx) |
FR (1) | FR2649207B1 (xx) |
HK (1) | HK143394A (xx) |
SG (1) | SG153494G (xx) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2801360B2 (ja) * | 1990-05-21 | 1998-09-21 | キヤノン株式会社 | ドツプラ速度計 |
US5309217A (en) * | 1991-04-27 | 1994-05-03 | Bruker Analytische Messtechnik | Fourier spectrometer |
JPH05183212A (ja) * | 1991-07-30 | 1993-07-23 | Toshiba Corp | 磁気抵抗効果素子 |
CA2053758C (en) * | 1991-10-18 | 2001-01-02 | Luc R. Bissonnette | Multiple scattering technique (must) lidar |
US5192870A (en) * | 1992-01-14 | 1993-03-09 | International Business Machines Corporation | Optical submicron aerosol particle detector |
US5428438A (en) * | 1993-08-30 | 1995-06-27 | Northrop Grumman Corporation | Laser ranging and detection system employing a geometric coherent/incoherent beam separator |
FR2710755B1 (fr) * | 1993-09-29 | 1995-11-17 | Sextant Avionique | Sonde vélocimétrique et clinométrique à laser. |
US5546183A (en) * | 1994-10-12 | 1996-08-13 | Northrop Grumman Corporation | Lidar droplet size monitor for in-flight measurement of aircraft engine exhaust contrails, droplets and aerosols |
US5642194A (en) * | 1996-02-05 | 1997-06-24 | The Regents Of The University Of California | White light velocity interferometer |
JP2877119B2 (ja) * | 1996-12-26 | 1999-03-31 | 日本電気株式会社 | 移動体の速度測定装置 |
CA2307509A1 (en) * | 1999-05-04 | 2000-11-04 | Laser Sensor Technology, Inc. | Method and apparatus for particle assessment using multiple scanning beam reflectance |
US7106447B2 (en) * | 2002-03-01 | 2006-09-12 | Michigan Aerospace Corporation | Molecular optical air data systems (MOADS) |
US7495774B2 (en) * | 2002-03-01 | 2009-02-24 | Michigan Aerospace Corporation | Optical air data system |
US8797550B2 (en) | 2009-04-21 | 2014-08-05 | Michigan Aerospace Corporation | Atmospheric measurement system |
EP2430392B1 (en) * | 2009-05-15 | 2015-07-22 | Michigan Aerospace Corporation | Range imaging lidar |
US8508721B2 (en) * | 2009-08-18 | 2013-08-13 | The Boeing Company | Multifunction aircraft LIDAR |
JP6614827B2 (ja) * | 2015-06-30 | 2019-12-04 | キヤノン株式会社 | 測長装置および物品製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH541148A (de) * | 1972-01-31 | 1973-08-31 | Bbc Brown Boveri & Cie | Verfahren zur Eliminierung eines systematischen Messfehlers bei optischen Anemometern |
JPS5497468A (en) * | 1978-01-19 | 1979-08-01 | Mitsubishi Electric Corp | Laser speed measuring apparatus |
JPS5499481A (en) * | 1978-01-23 | 1979-08-06 | Mitsubishi Electric Corp | Laser speed mesuring apparatus |
US4195931A (en) * | 1978-05-18 | 1980-04-01 | The United States Of America As Represented By The Secretary Of The Army | Clear air turbulence detector |
DE2841499C2 (de) * | 1978-09-23 | 1984-04-12 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Laser-Luftwerte-Sensor |
US4263002A (en) * | 1979-04-20 | 1981-04-21 | Tsi Incorporated | Differential doppler technique for on-axis backscatter measurements |
US4334779A (en) * | 1980-08-04 | 1982-06-15 | Canadian Patents & Dev. Limited | Non-contact optical apparatus for measuring the length or speed of a relatively moving surface |
US4483614A (en) * | 1981-12-08 | 1984-11-20 | Lockheed Corporation | Optical air data measurement system |
DE3712153C1 (de) * | 1987-04-10 | 1988-07-14 | Deutsche Forsch Luft Raumfahrt | Verfahren zur Messung von Stroemungsvektoren in Gasstroemungen |
DK169048B1 (da) * | 1987-08-07 | 1994-08-01 | Bundesrep Deutschland | Fremgangsmåde ved måling med et laser-doppler-anemometer |
-
1989
- 1989-06-30 FR FR8908808A patent/FR2649207B1/fr not_active Expired - Lifetime
-
1990
- 1990-06-14 JP JP2156581A patent/JP2911551B2/ja not_active Expired - Lifetime
- 1990-06-19 EP EP90401713A patent/EP0406061B1/fr not_active Expired - Lifetime
- 1990-06-19 DE DE90401713T patent/DE69002707T2/de not_active Expired - Fee Related
- 1990-06-22 CA CA002019627A patent/CA2019627C/en not_active Expired - Fee Related
- 1990-06-25 US US07/543,081 patent/US5047653A/en not_active Expired - Lifetime
-
1994
- 1994-10-21 SG SG153494A patent/SG153494G/en unknown
- 1994-12-15 HK HK143394A patent/HK143394A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2019627C (en) | 2000-08-01 |
EP0406061B1 (fr) | 1993-08-11 |
JPH0339655A (ja) | 1991-02-20 |
JP2911551B2 (ja) | 1999-06-23 |
US5047653A (en) | 1991-09-10 |
FR2649207A1 (fr) | 1991-01-04 |
DE69002707T2 (de) | 1993-11-25 |
SG153494G (en) | 1995-03-17 |
FR2649207B1 (fr) | 1992-10-09 |
CA2019627A1 (en) | 1990-12-31 |
DE69002707D1 (de) | 1993-09-16 |
EP0406061A1 (fr) | 1991-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |