GB2134248B - Closed loop fibre-optic gyroscope - Google Patents

Closed loop fibre-optic gyroscope

Info

Publication number
GB2134248B
GB2134248B GB08301654A GB8301654A GB2134248B GB 2134248 B GB2134248 B GB 2134248B GB 08301654 A GB08301654 A GB 08301654A GB 8301654 A GB8301654 A GB 8301654A GB 2134248 B GB2134248 B GB 2134248B
Authority
GB
United Kingdom
Prior art keywords
closed loop
optic gyroscope
loop fibre
fibre
gyroscope
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
Application number
GB08301654A
Other versions
GB2134248A (en
Inventor
Michael Christopher Bone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB08301654A priority Critical patent/GB2134248B/en
Priority to AU23291/84A priority patent/AU2329184A/en
Priority to DE19843401640 priority patent/DE3401640C2/en
Publication of GB2134248A publication Critical patent/GB2134248A/en
Application granted granted Critical
Publication of GB2134248B publication Critical patent/GB2134248B/en
Expired legal-status Critical Current

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
    • G01C19/726—Phase nulling gyrometers, i.e. compensating the Sagnac phase shift in a closed loop system
GB08301654A 1983-01-21 1983-01-21 Closed loop fibre-optic gyroscope Expired GB2134248B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08301654A GB2134248B (en) 1983-01-21 1983-01-21 Closed loop fibre-optic gyroscope
AU23291/84A AU2329184A (en) 1983-01-21 1984-01-16 Closed loop fiber optic gyroscope
DE19843401640 DE3401640C2 (en) 1983-01-21 1984-01-19 Device for measuring the speed of rotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08301654A GB2134248B (en) 1983-01-21 1983-01-21 Closed loop fibre-optic gyroscope

Publications (2)

Publication Number Publication Date
GB2134248A GB2134248A (en) 1984-08-08
GB2134248B true GB2134248B (en) 1986-11-26

Family

ID=10536689

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08301654A Expired GB2134248B (en) 1983-01-21 1983-01-21 Closed loop fibre-optic gyroscope

Country Status (3)

Country Link
AU (1) AU2329184A (en)
DE (1) DE3401640C2 (en)
GB (1) GB2134248B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3484025D1 (en) * 1983-04-25 1991-03-07 Univ Leland Stanford Junior FIBER OPTICAL ROTATION DETECTOR WITH EXTENDED DYNAMIC MEASURING RANGE.
AU569507B2 (en) * 1983-04-26 1988-02-04 Board Of Trustees Of The Leland Stanford Junior University Fiber optic rotation sensor
GB2178162B (en) * 1985-07-18 1989-08-09 Stc Plc Fibre optic gyroscope
US4998822A (en) * 1987-03-27 1991-03-12 Litton Systems, Inc. Rotation rate nulling servo and method for fiber optic rotation sensor
FR2613067B1 (en) * 1987-03-27 1989-06-23 Thomson Csf METHOD AND DEVICE FOR DETECTING PROPAGATION TIME VARIATIONS IN A RING INTERFEROMETER AND THEIR APPLICATION TO WAVELENGTH MONITORING
DE3727167A1 (en) * 1987-08-14 1989-02-23 Teldix Gmbh FIBER GYRO
US4906096A (en) * 1988-03-14 1990-03-06 Litton Systems, Inc. Apparatus and method for phase modulating optical signals in a fiber optic rotation sensor
US5020912A (en) * 1989-02-03 1991-06-04 Litton Systems, Inc. Fiber optic rotation sensing system and method for basing a feedback signal outside of a legion of instability
EP0388530B1 (en) * 1989-03-20 1992-10-28 British Aerospace Public Limited Company Fibre-optic gyroscopes
US5131749A (en) * 1989-03-15 1992-07-21 British Aerospace Public Limited Company Reduction of demodulator offset errors in fibre-optic gyroscopes
US5037205A (en) * 1989-04-19 1991-08-06 Litton Systems, Inc. Integrated optic interferometric fiber gyroscope module and method
DE58905849D1 (en) * 1989-06-02 1993-11-11 Litef Gmbh Method and device for demodulating the rotation rate signal of a fiber gyroscope.
US5285257A (en) * 1991-03-01 1994-02-08 Matsushita Electric Industrial Co., Ltd. Optic rotation sensing apparatus and related method including providing synchronous detection at a phase at which the AM noise is minimized
DE69118865D1 (en) * 1991-03-01 1996-05-23 Matsushita Electric Ind Co Ltd Optical device for measuring a rotation and associated method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409518A1 (en) * 1977-11-22 1979-06-15 Thomson Csf LASER INTERFEROMETRIC GYROMETER
DE2906870A1 (en) * 1979-02-22 1980-09-04 Max Planck Gesellschaft Rotation and revolution rate measurement - using sagnac effect and circularly polarised light faraday phase shift control
GB2108652B (en) * 1981-10-27 1985-05-30 Standard Telephones Cables Ltd Fibre-optic interferometer gyroscope

Also Published As

Publication number Publication date
AU2329184A (en) 1984-07-26
DE3401640C2 (en) 2002-04-18
GB2134248A (en) 1984-08-08
DE3401640A1 (en) 1984-07-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee