CA1136744A - Gyroscope interferometrique a detection de phase heterodyne - Google Patents
Gyroscope interferometrique a detection de phase heterodyneInfo
- Publication number
- CA1136744A CA1136744A CA000332906A CA332906A CA1136744A CA 1136744 A CA1136744 A CA 1136744A CA 000332906 A CA000332906 A CA 000332906A CA 332906 A CA332906 A CA 332906A CA 1136744 A CA1136744 A CA 1136744A
- Authority
- CA
- Canada
- Prior art keywords
- light
- optical path
- beams
- path
- source
- 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
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)
- Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US93668078A | 1978-08-23 | 1978-08-23 | |
US936,680 | 1978-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1136744A true CA1136744A (fr) | 1982-11-30 |
Family
ID=25468955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000332906A Expired CA1136744A (fr) | 1978-08-23 | 1979-07-31 | Gyroscope interferometrique a detection de phase heterodyne |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5530887A (fr) |
CA (1) | CA1136744A (fr) |
DE (1) | DE2934192A1 (fr) |
FR (1) | FR2434370A1 (fr) |
GB (1) | GB2028496B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2934794A1 (de) * | 1979-08-29 | 1981-03-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur messung absoluter drehungen und anordnung zur durchfuehrung des verfahrens |
DE3040514A1 (de) * | 1980-10-28 | 1982-07-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren und anordnung zur signalauswertung eines lichtleitfaserrotationssensors |
DE3140110A1 (de) * | 1981-10-09 | 1983-04-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "verfahren und anordnung zur messung absoluter drehungen" |
JPS58109853A (ja) * | 1981-12-23 | 1983-06-30 | Fujitsu Ltd | 光学的速度センサ |
GB2119083A (en) * | 1982-03-08 | 1983-11-09 | Univ London | Optical fibre gyroscope |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1807247B2 (de) * | 1968-11-06 | 1971-09-16 | Anordnung zur messung von drehgeschwindigkeiten | |
US3846025A (en) * | 1973-04-02 | 1974-11-05 | S Wilber | Frequency sensitive laser rotary motion sensor |
DE2720256A1 (de) * | 1976-05-06 | 1977-11-17 | Massachusetts Inst Technology | Verfahren und vorrichtung zur messung einer inertialdrehung |
-
1979
- 1979-07-31 CA CA000332906A patent/CA1136744A/fr not_active Expired
- 1979-08-02 GB GB7927018A patent/GB2028496B/en not_active Expired
- 1979-08-13 FR FR7920627A patent/FR2434370A1/fr active Granted
- 1979-08-14 JP JP10392979A patent/JPS5530887A/ja active Pending
- 1979-08-23 DE DE19792934192 patent/DE2934192A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB2028496A (en) | 1980-03-05 |
FR2434370B1 (fr) | 1985-05-17 |
FR2434370A1 (fr) | 1980-03-21 |
JPS5530887A (en) | 1980-03-04 |
DE2934192A1 (de) | 1980-03-27 |
GB2028496B (en) | 1983-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |