FR2544858B1 - Capteur de vitesse de rotation a laser en anneau - Google Patents
Capteur de vitesse de rotation a laser en anneauInfo
- Publication number
- FR2544858B1 FR2544858B1 FR848404830A FR8404830A FR2544858B1 FR 2544858 B1 FR2544858 B1 FR 2544858B1 FR 848404830 A FR848404830 A FR 848404830A FR 8404830 A FR8404830 A FR 8404830A FR 2544858 B1 FR2544858 B1 FR 2544858B1
- Authority
- FR
- France
- Prior art keywords
- rotation speed
- speed sensor
- ring laser
- laser rotation
- ring
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/66—Ring laser gyrometers
- G01C19/661—Ring laser gyrometers details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
- H01S3/083—Ring lasers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/486,662 US4616930A (en) | 1983-04-20 | 1983-04-20 | Optically biased twin ring laser gyroscope |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2544858A1 FR2544858A1 (fr) | 1984-10-26 |
FR2544858B1 true FR2544858B1 (fr) | 1990-06-22 |
Family
ID=23932779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR848404830A Expired - Fee Related FR2544858B1 (fr) | 1983-04-20 | 1984-03-28 | Capteur de vitesse de rotation a laser en anneau |
Country Status (8)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4792956A (en) * | 1986-05-13 | 1988-12-20 | Litton Systems, Inc. | Laser diode intensity and wavelength control |
US4836675A (en) * | 1987-06-29 | 1989-06-06 | Litton Systems, Inc. | Apparatus and method for detecting rotation rate and direction of rotation and providing cavity length control in multioscillator ring laser gyroscopes |
SE460570B (sv) * | 1987-10-13 | 1989-10-23 | Trumpf Gmbh & Co | Anordning foer en effektlaser |
US5386288A (en) * | 1987-10-28 | 1995-01-31 | Litton Systems, Inc. | Split gain multimode ring laser gyroscope and method |
US5022761A (en) * | 1989-11-06 | 1991-06-11 | Kennedy Thomas W | Ring laser gyroscope with a tube assembly |
US5371591A (en) * | 1990-08-13 | 1994-12-06 | Litton Systems, Inc. | Triaxial split-gain ring laser gyroscope |
US6966760B1 (en) * | 2000-03-17 | 2005-11-22 | Brp Us Inc. | Reciprocating fluid pump employing reversing polarity motor |
US7753657B2 (en) | 2005-02-02 | 2010-07-13 | Brp Us Inc. | Method of controlling a pumping assembly |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3468608A (en) * | 1966-12-02 | 1969-09-23 | Honeywell Inc | Laser angular rate sensor |
US3744908A (en) * | 1968-12-16 | 1973-07-10 | Honeywell Inc | Externally biased ring laser |
US3826575A (en) * | 1973-06-25 | 1974-07-30 | Us Navy | High performance ring laser gyroscope with magneto-optical bias |
CA1077602A (en) * | 1976-01-02 | 1980-05-13 | Raytheon Company | Electromagnetic wave ring resonator |
CA1116279A (en) * | 1978-01-03 | 1982-01-12 | Terry A. Dorschner | Laser gyroscope system |
US4229106A (en) * | 1978-05-18 | 1980-10-21 | Raytheon Company | Electromagnetic wave ring resonator |
IL61156A (en) * | 1979-11-05 | 1983-07-31 | Litton Systems Inc | Dithered ring laser with minimized mirror backscattering |
CA1189600A (en) * | 1980-10-17 | 1985-06-25 | Raytheon Company | Dispersion equalized ring laser gyroscope |
US4397027A (en) * | 1981-01-05 | 1983-08-02 | Raytheon Company | Self-compensating gas discharge path for laser gyro |
US4521110A (en) * | 1982-12-13 | 1985-06-04 | The United States Of America As Represented By The Secretary Of The Army | Dual cavity laser gyro |
-
1983
- 1983-04-20 US US06/486,662 patent/US4616930A/en not_active Expired - Lifetime
-
1984
- 1984-02-21 IL IL71023A patent/IL71023A/xx not_active IP Right Cessation
- 1984-02-21 CA CA000447970A patent/CA1212748A/en not_active Expired
- 1984-03-28 FR FR848404830A patent/FR2544858B1/fr not_active Expired - Fee Related
- 1984-03-30 DE DE8409873U patent/DE8409873U1/de not_active Expired
- 1984-03-30 DE DE19843411888 patent/DE3411888A1/de active Granted
- 1984-04-17 GB GB08409990A patent/GB2138625B/en not_active Expired
- 1984-04-18 IT IT48063/84A patent/IT1180708B/it active
- 1984-04-20 JP JP59078740A patent/JPS59200479A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3411888C2 (US20090177143A1-20090709-C00008.png) | 1988-01-21 |
GB8409990D0 (en) | 1984-05-31 |
IT8448063A0 (it) | 1984-04-18 |
GB2138625A (en) | 1984-10-24 |
DE8409873U1 (de) | 1989-07-06 |
US4616930A (en) | 1986-10-14 |
IL71023A (en) | 1987-10-20 |
IT1180708B (it) | 1987-09-23 |
DE3411888A1 (de) | 1984-10-25 |
CA1212748A (en) | 1986-10-14 |
JPS59200479A (ja) | 1984-11-13 |
FR2544858A1 (fr) | 1984-10-26 |
GB2138625B (en) | 1987-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |