FR2042625B1 - - Google Patents
Info
- Publication number
- FR2042625B1 FR2042625B1 FR7017305A FR7017305A FR2042625B1 FR 2042625 B1 FR2042625 B1 FR 2042625B1 FR 7017305 A FR7017305 A FR 7017305A FR 7017305 A FR7017305 A FR 7017305A FR 2042625 B1 FR2042625 B1 FR 2042625B1
- 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
- G01C19/66—Ring laser gyrometers
- G01C19/661—Ring laser gyrometers details
- G01C19/662—Ring laser gyrometers details signal readout; dither compensators
- G01C19/664—Ring laser gyrometers details signal readout; dither compensators means for removing the dither signal
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82454969A | 1969-05-14 | 1969-05-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2042625A1 FR2042625A1 (fr) | 1971-02-12 |
| FR2042625B1 true FR2042625B1 (fr) | 1974-05-03 |
Family
ID=25241689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7017305A Expired FR2042625B1 (fr) | 1969-05-14 | 1970-05-12 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3627425A (fr) |
| BE (1) | BE750331A (fr) |
| CA (1) | CA959956A (fr) |
| CH (1) | CH505389A (fr) |
| DE (1) | DE2021512A1 (fr) |
| FR (1) | FR2042625B1 (fr) |
| GB (1) | GB1296786A (fr) |
| NL (1) | NL7006938A (fr) |
| SE (1) | SE359928B (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2126336B (en) * | 1982-08-26 | 1986-07-09 | British Aerospace | Detection of movement of a cyclic interference waveform such as in a ring laser gyroscope |
| US4482259A (en) * | 1983-05-26 | 1984-11-13 | The United States Of America As Represented By The Secretary Of The Air Force | Laser clock |
| US4669881A (en) * | 1984-07-16 | 1987-06-02 | Honeywell Inc. | Bias signal filter for a ring laser |
| US5438409A (en) * | 1985-05-08 | 1995-08-01 | Honeywell Inc. | Readout for a ring laser angular rate sensor |
| US5229843A (en) * | 1985-08-22 | 1993-07-20 | Rockwell International Corporation | Circuit for increasing the resolution of a laser gyroscope with clock synchronization |
| EP0239946B1 (fr) * | 1986-04-02 | 1991-01-02 | Honeywell Inc. | Dispositif de mesure pour capteur de vitesse angulaire avec laser en anneau |
| US5331402A (en) * | 1988-12-05 | 1994-07-19 | Honeywell Inc. | Dither signal remover for a dithered ring laser angular rate sensor utilizing an adaptive digital filter |
| GB8921460D0 (en) * | 1989-09-22 | 1990-05-30 | British Aerospace | Electronic compensation in ring laser gyros |
| US5239363A (en) * | 1989-09-22 | 1993-08-24 | British Aerospace Public Limited Company | Ring laser gyroscope dither signal remover |
| US5329355A (en) * | 1991-12-09 | 1994-07-12 | Honeywell Inc. | Dither stripper to leave base motion |
| US5347361A (en) * | 1992-04-08 | 1994-09-13 | Honeywell Inc. | Rotation sensor output signal processor |
| US6708370B2 (en) * | 2002-07-29 | 2004-03-23 | Quanta Computer Inc. | Locking structure |
| CN114216419B (zh) * | 2021-12-10 | 2023-08-18 | 江阴天润信息技术有限公司 | 一种旋转体内收线设备的复合式计米系统 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3395270A (en) * | 1962-06-28 | 1968-07-30 | Jack B. Speller | Relativistic inertial reference device |
| US3392622A (en) * | 1964-06-09 | 1968-07-16 | Hughes Aircraft Co | Electromagnetic rotation sensor |
| US3373650A (en) * | 1965-04-02 | 1968-03-19 | Honeywell Inc | Laser angular rate sensor |
| US3462708A (en) * | 1966-11-29 | 1969-08-19 | Sperry Rand Corp | Ring laser having a piezoelectric reflector external to the closed loop to cancel a frequency modulation within the loop |
| US3468608A (en) * | 1966-12-02 | 1969-09-23 | Honeywell Inc | Laser angular rate sensor |
| US3469922A (en) * | 1967-03-27 | 1969-09-30 | Massachusetts Inst Technology | Gas ring laser gyroscope system |
| US3471804A (en) * | 1967-05-09 | 1969-10-07 | Hughes Aircraft Co | Frequency stabilized laser |
-
1969
- 1969-05-14 US US824549A patent/US3627425A/en not_active Expired - Lifetime
- 1969-12-29 CA CA071,010A patent/CA959956A/en not_active Expired
-
1970
- 1970-05-02 DE DE19702021512 patent/DE2021512A1/de active Pending
- 1970-05-05 CH CH669670A patent/CH505389A/de not_active IP Right Cessation
- 1970-05-11 GB GB1296786D patent/GB1296786A/en not_active Expired
- 1970-05-12 FR FR7017305A patent/FR2042625B1/fr not_active Expired
- 1970-05-13 BE BE750331D patent/BE750331A/fr unknown
- 1970-05-13 SE SE06528/70A patent/SE359928B/xx unknown
- 1970-05-13 NL NL7006938A patent/NL7006938A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3627425A (en) | 1971-12-14 |
| FR2042625A1 (fr) | 1971-02-12 |
| CH505389A (de) | 1971-03-31 |
| NL7006938A (fr) | 1970-11-17 |
| DE2021512A1 (de) | 1970-11-19 |
| BE750331A (fr) | 1970-10-16 |
| GB1296786A (fr) | 1972-11-15 |
| CA959956A (en) | 1974-12-24 |
| SE359928B (fr) | 1973-09-10 |