DE69116470D1 - Gyroscope mit optischem Wellenleiterverstärker als Lichtquelle - Google Patents
Gyroscope mit optischem Wellenleiterverstärker als LichtquelleInfo
- Publication number
- DE69116470D1 DE69116470D1 DE69116470T DE69116470T DE69116470D1 DE 69116470 D1 DE69116470 D1 DE 69116470D1 DE 69116470 T DE69116470 T DE 69116470T DE 69116470 T DE69116470 T DE 69116470T DE 69116470 D1 DE69116470 D1 DE 69116470D1
- Authority
- DE
- Germany
- Prior art keywords
- gyroscope
- light source
- optical waveguide
- waveguide amplifier
- amplifier
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/0209—Low-coherence interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
- G01B9/0201—Interferometers characterised by controlling or generating intrinsic radiation properties using temporal phase variation
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
- G01B2290/70—Using polarization in the interferometer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Lasers (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/565,255 US5106193A (en) | 1990-08-09 | 1990-08-09 | Optical waveguide amplifier source gyroscope |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69116470D1 true DE69116470D1 (de) | 1996-02-29 |
DE69116470T2 DE69116470T2 (de) | 1996-06-05 |
Family
ID=24257824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69116470T Expired - Lifetime DE69116470T2 (de) | 1990-08-09 | 1991-07-16 | Gyroscope mit optischem Wellenleiterverstärker als Lichtquelle |
Country Status (6)
Country | Link |
---|---|
US (1) | US5106193A (de) |
EP (1) | EP0470710B1 (de) |
JP (1) | JP2640588B2 (de) |
KR (1) | KR100218135B1 (de) |
CA (1) | CA2048337C (de) |
DE (1) | DE69116470T2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5260768A (en) * | 1991-11-25 | 1993-11-09 | Litton Systems, Inc. | Fiber optic gyro with low-birefringence and PM networks |
US5291267A (en) * | 1992-01-22 | 1994-03-01 | Hewlett-Packard Company | Optical low-coherence reflectometry using optical amplification |
JPH06129859A (ja) * | 1992-09-02 | 1994-05-13 | Sumitomo Electric Ind Ltd | 光源から信号を取り出す光ファイバジャイロ |
JPH07113647A (ja) * | 1993-08-23 | 1995-05-02 | Hitachi Cable Ltd | 光ファイバジャイロ |
US5657153A (en) * | 1995-03-21 | 1997-08-12 | Sdl, Inc. | Optical amplifier with complementary modulation signal inputs |
US6563589B1 (en) * | 1996-04-19 | 2003-05-13 | Kvh Industries, Inc. | Reduced minimum configuration fiber optic current sensor |
US5701318A (en) * | 1996-05-10 | 1997-12-23 | The Board Of Trustees Of The Leland Stanford Junior University | Polarized superfluorescent fiber sources |
US6429965B1 (en) * | 1998-11-02 | 2002-08-06 | The Board Of Trustees The Leland Stanford Junior University | Polarization and wavelength stable superfluorescent sources |
US6539134B1 (en) | 1999-02-11 | 2003-03-25 | Kvh Industries, Inc. | Polarization transformer |
US6891622B2 (en) | 1999-02-11 | 2005-05-10 | Kvh Industries, Inc. | Current sensor |
US6370289B1 (en) | 2000-01-12 | 2002-04-09 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors |
ATE265049T1 (de) | 2000-02-28 | 2004-05-15 | Kvh Ind Inc | Faraday-effekt-stromsonde mit verbesserter schwingungsreaktion |
KR20010088004A (ko) | 2000-03-10 | 2001-09-26 | 윤종용 | 파장 변환기 |
WO2002006769A2 (en) | 2000-07-13 | 2002-01-24 | Kvh Industries, Inc. | Method for controlling fiber optic sensor scale factor |
WO2002023237A2 (en) | 2000-08-02 | 2002-03-21 | Kvh Industries, Inc. | Decreasing the effects of linear birefringence in a fiber-optic sensor by use of berry's topological phase |
US7120323B2 (en) * | 2000-08-02 | 2006-10-10 | Kvh Industries, Inc. | Reduction of linear birefringence in circular-cored single-mode fiber |
US6836334B2 (en) * | 2001-10-31 | 2004-12-28 | Kvh Industries, Inc. | Angle random walk (ARW) noise reduction in fiber optic sensors using an optical amplifier |
US6763153B2 (en) * | 2002-04-17 | 2004-07-13 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors utilizing filter with group delay |
US7046888B2 (en) * | 2002-12-18 | 2006-05-16 | The Regents Of The University Of Michigan | Enhancing fiber-optic sensing technique using a dual-core fiber |
US7034946B2 (en) * | 2003-05-06 | 2006-04-25 | Honeywell International Inc. | Fiber optic gyroscope sensing loop doubler |
US9136668B2 (en) | 2010-10-29 | 2015-09-15 | Lawrence Livermore National Security, Llc | Method and system for compact efficient laser architecture |
US20150212271A1 (en) * | 2012-12-11 | 2015-07-30 | Acacia Communications Inc. | Optical waveguide terminators with doped waveguides |
US10563986B2 (en) | 2016-09-22 | 2020-02-18 | LGS Innovations LLC | Cladding-pumped waveguide optical gyroscope |
CN116045954B (zh) * | 2023-03-31 | 2023-06-09 | 中国船舶集团有限公司第七〇七研究所 | 光学陀螺用混合谐振腔及光学陀螺 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2457930A1 (de) * | 1974-12-07 | 1976-06-10 | Licentia Gmbh | Verfahren zur fehlerortung bei glasfaserlichtleitern |
US4280766A (en) * | 1977-11-21 | 1981-07-28 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Optical gyroscope system |
US4299490A (en) * | 1978-12-07 | 1981-11-10 | Mcdonnell Douglas Corporation | Phase nulling optical gyro |
US4372685A (en) * | 1979-01-15 | 1983-02-08 | Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. | Method and arrangement for the measurement of rotations |
FR2471595B1 (de) * | 1979-12-14 | 1982-12-31 | Thomson Csf | |
DE3049033A1 (de) * | 1980-12-24 | 1982-07-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "ringinterferometer" |
US4671658A (en) * | 1981-09-30 | 1987-06-09 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor utilizing a magnetic shield and an optical isolator |
US4410275A (en) * | 1981-03-31 | 1983-10-18 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor |
US4529312A (en) * | 1981-07-29 | 1985-07-16 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor utilizing unpolarized light |
US4536058A (en) * | 1981-09-10 | 1985-08-20 | The Board Of Trustees Of The Leland Stanford Junior University | Method of manufacturing a fiber optic directional coupler |
US4456377A (en) * | 1981-11-06 | 1984-06-26 | The Board Of Trustees Of Leland Stanford Jr. Univ. | Multimode fiber optic rotation sensor |
US4556279A (en) * | 1981-11-09 | 1985-12-03 | Board Of Trustees Of The Leland Stanford Junior University | Passive fiber optic multiplexer |
US4637722A (en) * | 1983-04-25 | 1987-01-20 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optical rotation sensor with extended dynamic range |
US4687330A (en) * | 1983-04-25 | 1987-08-18 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor with extended dynamic range |
US4723824A (en) * | 1983-11-25 | 1988-02-09 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4836676A (en) * | 1984-04-25 | 1989-06-06 | The Board Of Trustees Of The Leland Stanford Junior University | Phase reading fiber optic interferometer |
US4637025A (en) * | 1984-10-22 | 1987-01-13 | Polaroid Corporation | Super radiant light source |
FR2582800B1 (fr) * | 1985-05-30 | 1987-07-17 | Thomson Csf | Dispositif interferometrique en anneau a fibre optique monomode |
US4881817A (en) * | 1986-09-19 | 1989-11-21 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor utilizing high birefringence fiber and having reduced intensity type phase errors |
FR2616538B1 (fr) * | 1987-06-11 | 1989-09-01 | Alsthom | Systeme interferometrique a fibre optique de type sagnac |
US4779975A (en) * | 1987-06-25 | 1988-10-25 | The Board Of Trustees Of The Leland Stanford Junior University | Interferometric sensor using time domain measurements |
US4964131A (en) * | 1988-12-16 | 1990-10-16 | The Board Of Trustees Of The Leland Standford Junior University | Broadband optical fiber laser |
-
1990
- 1990-08-09 US US07/565,255 patent/US5106193A/en not_active Expired - Lifetime
-
1991
- 1991-07-16 DE DE69116470T patent/DE69116470T2/de not_active Expired - Lifetime
- 1991-07-16 EP EP91306413A patent/EP0470710B1/de not_active Expired - Lifetime
- 1991-07-31 CA CA002048337A patent/CA2048337C/en not_active Expired - Lifetime
- 1991-08-08 KR KR1019910013700A patent/KR100218135B1/ko not_active IP Right Cessation
- 1991-08-09 JP JP3200890A patent/JP2640588B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0470710A3 (en) | 1993-01-13 |
CA2048337C (en) | 2002-04-30 |
EP0470710B1 (de) | 1996-01-17 |
JPH0579845A (ja) | 1993-03-30 |
KR100218135B1 (ko) | 1999-09-01 |
EP0470710A2 (de) | 1992-02-12 |
CA2048337A1 (en) | 1992-02-10 |
JP2640588B2 (ja) | 1997-08-13 |
US5106193A (en) | 1992-04-21 |
DE69116470T2 (de) | 1996-06-05 |
KR920004814A (ko) | 1992-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |