FR2507313A1 - Procede et dispositif pour eviter le blocage d'un gyroscope a anneaux laser par rayonnement de scintillement en retour - Google Patents
Procede et dispositif pour eviter le blocage d'un gyroscope a anneaux laser par rayonnement de scintillement en retour Download PDFInfo
- Publication number
- FR2507313A1 FR2507313A1 FR8208664A FR8208664A FR2507313A1 FR 2507313 A1 FR2507313 A1 FR 2507313A1 FR 8208664 A FR8208664 A FR 8208664A FR 8208664 A FR8208664 A FR 8208664A FR 2507313 A1 FR2507313 A1 FR 2507313A1
- Authority
- FR
- France
- Prior art keywords
- mirrors
- mirror
- path
- gyroscope
- laser 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.)
- Granted
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000000903 blocking effect Effects 0.000 title abstract description 13
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 13
- 239000013078 crystal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000006095 Cer-Vit Substances 0.000 description 1
- 239000006094 Zerodur Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000035559 beat frequency Effects 0.000 description 1
- 230000010339 dilation Effects 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- G01C19/68—Lock-in prevention
- G01C19/70—Lock-in prevention by mechanical means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Plasma & Fusion (AREA)
- Gyroscopes (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/271,734 US4410274A (en) | 1981-06-08 | 1981-06-08 | Ring laser gyroscope with doppler mirrors and offset actuators |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2507313A1 true FR2507313A1 (fr) | 1982-12-10 |
| FR2507313B1 FR2507313B1 (en, 2012) | 1985-03-15 |
Family
ID=23036845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8208664A Granted FR2507313A1 (fr) | 1981-06-08 | 1982-05-18 | Procede et dispositif pour eviter le blocage d'un gyroscope a anneaux laser par rayonnement de scintillement en retour |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4410274A (en, 2012) |
| JP (1) | JPS5866383A (en, 2012) |
| AU (1) | AU548093B2 (en, 2012) |
| CA (1) | CA1168337A (en, 2012) |
| DE (1) | DE3217695A1 (en, 2012) |
| FR (1) | FR2507313A1 (en, 2012) |
| GB (1) | GB2101802B (en, 2012) |
| IT (1) | IT1151272B (en, 2012) |
| NO (1) | NO158316C (en, 2012) |
| SE (1) | SE451762B (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128230A1 (de) * | 1983-06-09 | 1984-12-19 | Honeywell Regelsysteme GmbH | Ringlaserkreisel |
| FR2562340A1 (fr) * | 1984-03-31 | 1985-10-04 | Deutsche Forsch Luft Raumfahrt | Laser en anneau, en particulier pour gyroscope a laser en anneau, avec bloc support a cavite de resonance optique et trois miroirs d'angle |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4653919A (en) * | 1982-02-08 | 1987-03-31 | Sundstrand Optical Technologies, Inc. | Laser gyro with dithered mirrors and current dither |
| US5333046A (en) * | 1982-08-27 | 1994-07-26 | Raytheon Company | Diagonal pathlength control |
| US5412475A (en) * | 1982-08-27 | 1995-05-02 | Raytheon Company | Diagonal pathlength control |
| US5357338A (en) * | 1983-07-11 | 1994-10-18 | Litton Systems, Inc. | Path length controller with offset bias for a ring laser gyro |
| US4686683A (en) * | 1984-01-09 | 1987-08-11 | Litton Systems, Inc. | Laser angular rate sensor with dithered mirrors |
| WO1985003568A1 (en) * | 1984-02-08 | 1985-08-15 | Sundstrand Optical Technologies, Inc. | Ring laser gyro tilt mirror dither |
| AU3939885A (en) * | 1984-02-08 | 1985-08-27 | Sundstrand Optical Technologies Inc. | Ring laser gyro with randomized mirror dither |
| US4817112A (en) * | 1985-05-10 | 1989-03-28 | Honeywell Inc. | Low cost ring laser angular rate sensor |
| US4824253A (en) * | 1987-04-08 | 1989-04-25 | Litton Systems, Inc. | Glass driver for laser mirror |
| US4851368A (en) * | 1987-12-04 | 1989-07-25 | Cornell Research Foundation, Inc. | Method of making travelling wave semi-conductor laser |
| DE4009728A1 (de) * | 1989-04-03 | 1990-10-04 | Teldix Gmbh | Verfahren zum herstellen eines grundkoerpers fuer einen laserkreisel |
| US5854677A (en) * | 1990-08-31 | 1998-12-29 | Rockwell International Corporation | RLG optical noise injector |
| US5448354A (en) * | 1991-07-29 | 1995-09-05 | Rockwell International Corporation | Acceleration distortion resistant ring laser gyro |
| US5359413A (en) * | 1992-01-13 | 1994-10-25 | Kearfott Guidance And Navigation Corporation | System for substantially eleminating lock-in in a ring laser gyroscope |
| US5469258A (en) * | 1993-11-29 | 1995-11-21 | Allied Signal Inc. | Ring laser gyroscope with tilting mirrors |
| US9651379B2 (en) | 2014-11-17 | 2017-05-16 | Honeywell International Inc. | Eliminating ring laser gyro backscatter |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2414715A1 (fr) * | 1978-01-13 | 1979-08-10 | Sfena | Procede d'attenua |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4281930A (en) * | 1978-12-18 | 1981-08-04 | Litton Systems, Inc. | Laser gyro with phased dithered mirrors |
-
1981
- 1981-06-08 US US06/271,734 patent/US4410274A/en not_active Expired - Lifetime
-
1982
- 1982-03-03 GB GB08206235A patent/GB2101802B/en not_active Expired
- 1982-03-08 CA CA000397770A patent/CA1168337A/en not_active Expired
- 1982-05-11 DE DE3217695A patent/DE3217695A1/de not_active Withdrawn
- 1982-05-18 FR FR8208664A patent/FR2507313A1/fr active Granted
- 1982-05-21 NO NO821691A patent/NO158316C/no unknown
- 1982-06-04 IT IT21703/82A patent/IT1151272B/it active
- 1982-06-07 AU AU84639/82A patent/AU548093B2/en not_active Ceased
- 1982-06-07 JP JP57097490A patent/JPS5866383A/ja active Pending
- 1982-06-07 SE SE8203513A patent/SE451762B/sv not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2414715A1 (fr) * | 1978-01-13 | 1979-08-10 | Sfena | Procede d'attenua |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128230A1 (de) * | 1983-06-09 | 1984-12-19 | Honeywell Regelsysteme GmbH | Ringlaserkreisel |
| FR2562340A1 (fr) * | 1984-03-31 | 1985-10-04 | Deutsche Forsch Luft Raumfahrt | Laser en anneau, en particulier pour gyroscope a laser en anneau, avec bloc support a cavite de resonance optique et trois miroirs d'angle |
Also Published As
| Publication number | Publication date |
|---|---|
| SE8203513L (sv) | 1982-12-09 |
| SE451762B (sv) | 1987-10-26 |
| IT8221703A0 (it) | 1982-06-04 |
| NO158316C (no) | 1988-08-17 |
| FR2507313B1 (en, 2012) | 1985-03-15 |
| IT1151272B (it) | 1986-12-17 |
| DE3217695A1 (de) | 1982-12-23 |
| JPS5866383A (ja) | 1983-04-20 |
| NO158316B (no) | 1988-05-09 |
| AU548093B2 (en) | 1985-11-21 |
| AU8463982A (en) | 1982-12-16 |
| CA1168337A (en) | 1984-05-29 |
| NO821691L (no) | 1982-12-09 |
| GB2101802B (en) | 1984-12-05 |
| GB2101802A (en) | 1983-01-19 |
| IT8221703A1 (it) | 1983-12-04 |
| US4410274A (en) | 1983-10-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |