FR2449897B1 - - Google Patents
Info
- Publication number
- FR2449897B1 FR2449897B1 FR7904660A FR7904660A FR2449897B1 FR 2449897 B1 FR2449897 B1 FR 2449897B1 FR 7904660 A FR7904660 A FR 7904660A FR 7904660 A FR7904660 A FR 7904660A FR 2449897 B1 FR2449897 B1 FR 2449897B1
- Authority
- FR
- France
- 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
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
- G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Optical Transform (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904660A FR2449897A1 (fr) | 1979-02-23 | 1979-02-23 | Gyrometre interferometrique a fibre optique particulierement adapte a la mesure de faibles vitesses de rotation |
| DE19803006394 DE3006394A1 (de) | 1979-02-23 | 1980-02-21 | Lichtleitfaser-interferometer-drehzahlmesser zur messung von geringen umdrehungsgeschwindigkeiten |
| US06/123,483 US4329056A (en) | 1979-02-23 | 1980-02-21 | Optical fiber interferometric rate gyro particularly adapted to the measurement of low rotational speeds |
| GB8005862A GB2046434B (en) | 1979-02-23 | 1980-02-21 | Optical-fibre interferometric gyrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904660A FR2449897A1 (fr) | 1979-02-23 | 1979-02-23 | Gyrometre interferometrique a fibre optique particulierement adapte a la mesure de faibles vitesses de rotation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449897A1 FR2449897A1 (fr) | 1980-09-19 |
| FR2449897B1 true FR2449897B1 (pt-PT) | 1982-11-26 |
Family
ID=9222373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7904660A Granted FR2449897A1 (fr) | 1979-02-23 | 1979-02-23 | Gyrometre interferometrique a fibre optique particulierement adapte a la mesure de faibles vitesses de rotation |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4329056A (pt-PT) |
| DE (1) | DE3006394A1 (pt-PT) |
| FR (1) | FR2449897A1 (pt-PT) |
| GB (1) | GB2046434B (pt-PT) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3049033A1 (de) * | 1980-12-24 | 1982-07-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "ringinterferometer" |
| FR2503862B1 (fr) * | 1981-04-08 | 1985-11-22 | Centre Nat Rech Scient | Dispositif optique interferometrique avec miroir(s) a conjugaison de phase, en particulier pour gyrometre laser |
| US4566794A (en) * | 1981-04-22 | 1986-01-28 | Honeywell Inc. | Apparatus for interference fringe shift sensing |
| US4588296A (en) * | 1981-10-07 | 1986-05-13 | Mcdonnell Douglas Corporation | Compact optical gyro |
| DE3247014A1 (de) * | 1982-12-18 | 1984-06-20 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Einrichtung zur messung der rotationsgeschwindigkeit |
| US4653917A (en) * | 1983-03-24 | 1987-03-31 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic gyroscope operating with unpolarized light source |
| US5379114A (en) * | 1983-07-01 | 1995-01-03 | Rockwell International Corporation | Ring laser gyro scale factor enhancement circuit |
| US4830486A (en) * | 1984-03-16 | 1989-05-16 | Goodwin Frank E | Frequency modulated lasar radar |
| US7034946B2 (en) * | 2003-05-06 | 2006-04-25 | Honeywell International Inc. | Fiber optic gyroscope sensing loop doubler |
| JP5010978B2 (ja) * | 2007-05-22 | 2012-08-29 | 株式会社ディスコ | レーザー加工装置 |
| JP5154838B2 (ja) * | 2007-05-31 | 2013-02-27 | 株式会社ディスコ | レーザー加工装置 |
| US9506759B2 (en) * | 2013-06-11 | 2016-11-29 | Xiaotian Steve Yao | Energy-efficient optic gyroscope devices |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1585018A (pt-PT) * | 1968-05-06 | 1970-01-09 | ||
| US4013365A (en) * | 1974-08-29 | 1977-03-22 | The University Of Utah | Laser gyroscope |
| DE2804103A1 (de) * | 1978-01-31 | 1979-08-02 | Siemens Ag | Interferometer mit einer spule aus einem einmode-wellenleiter |
-
1979
- 1979-02-23 FR FR7904660A patent/FR2449897A1/fr active Granted
-
1980
- 1980-02-21 US US06/123,483 patent/US4329056A/en not_active Expired - Lifetime
- 1980-02-21 DE DE19803006394 patent/DE3006394A1/de active Granted
- 1980-02-21 GB GB8005862A patent/GB2046434B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2046434A (en) | 1980-11-12 |
| GB2046434B (en) | 1983-04-20 |
| DE3006394A1 (de) | 1980-09-18 |
| DE3006394C2 (pt-PT) | 1987-06-11 |
| FR2449897A1 (fr) | 1980-09-19 |
| US4329056A (en) | 1982-05-11 |