[go: up one dir, main page]

GB2121954B - Optical fibre laser gyro - Google Patents

Optical fibre laser gyro

Info

Publication number
GB2121954B
GB2121954B GB08313022A GB8313022A GB2121954B GB 2121954 B GB2121954 B GB 2121954B GB 08313022 A GB08313022 A GB 08313022A GB 8313022 A GB8313022 A GB 8313022A GB 2121954 B GB2121954 B GB 2121954B
Authority
GB
United Kingdom
Prior art keywords
optical fibre
laser gyro
fibre laser
gyro
optical
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
GB08313022A
Other versions
GB8313022D0 (en
GB2121954A (en
Inventor
Hiroshi Kajioka
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable Ltd
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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Publication of GB8313022D0 publication Critical patent/GB8313022D0/en
Publication of GB2121954A publication Critical patent/GB2121954A/en
Application granted granted Critical
Publication of GB2121954B publication Critical patent/GB2121954B/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

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)
GB08313022A 1982-05-12 1983-05-11 Optical fibre laser gyro Expired GB2121954B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57079409A JPS58196416A (en) 1982-05-12 1982-05-12 Optical fiber laser gyroscope

Publications (3)

Publication Number Publication Date
GB8313022D0 GB8313022D0 (en) 1983-06-15
GB2121954A GB2121954A (en) 1984-01-04
GB2121954B true GB2121954B (en) 1986-02-05

Family

ID=13689057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08313022A Expired GB2121954B (en) 1982-05-12 1983-05-11 Optical fibre laser gyro

Country Status (3)

Country Link
JP (1) JPS58196416A (en)
FR (1) FR2526938B1 (en)
GB (1) GB2121954B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105865435A (en) * 2016-04-27 2016-08-17 西安中科华芯测控有限公司 Optical-path-structure open-loop gyroscope and working method thereof

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960313A (en) * 1982-09-30 1984-04-06 Fujitsu Ltd Optical fiber/gyro
DE3332718C2 (en) * 1983-09-10 1994-12-22 Sel Alcatel Ag Device for measuring the speed of rotation
JPS6221016A (en) * 1985-07-19 1987-01-29 Yokogawa Electric Corp Optical fiber gyroscope
JPH02173518A (en) * 1988-12-27 1990-07-05 Hitachi Cable Ltd Optical fiber rotational angular velocity sensor
FR2662245B1 (en) * 1990-05-18 1994-05-20 Photonetics FIBER OPTIC MEASURING DEVICE, GYROMETER, STABILIZATION UNIT AND CURRENT OR MAGNETIC FIELD SENSOR.
DE102011013322B8 (en) * 2011-03-08 2012-03-15 Deutsch-Französisches Forschungsinstitut Saint-Louis Fiber optic gyro
US8520214B2 (en) * 2011-07-13 2013-08-27 The United States Of America As Represented By The Secretary Of The Navy Fiber optical gyroscope

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901388A1 (en) * 1979-01-15 1980-07-24 Max Planck Gesellschaft METHOD AND ARRANGEMENT FOR MEASURING ROTATIONS BY MEANS OF THE SAGNAC EFFECT
FR2431131A1 (en) * 1978-07-10 1980-02-08 Thomson Csf FIBER OPTIC INTERFEROMETRIC GYROMETER
FR2475220A1 (en) * 1980-02-01 1981-08-07 Electricite De France Phase modulation detector for two laser beams - comprises beam splitters providing inputs to differential amplifiers for Doppler velocity meters and Sagnac gyroscopes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105865435A (en) * 2016-04-27 2016-08-17 西安中科华芯测控有限公司 Optical-path-structure open-loop gyroscope and working method thereof

Also Published As

Publication number Publication date
JPH0247684B2 (en) 1990-10-22
FR2526938B1 (en) 1987-07-10
GB8313022D0 (en) 1983-06-15
GB2121954A (en) 1984-01-04
FR2526938A1 (en) 1983-11-18
JPS58196416A (en) 1983-11-15

Similar Documents

Publication Publication Date Title
DE3373550D1 (en) Optical fiber
EP0208189A3 (en) Optical fiber laser
AU3164284A (en) Fiber optic gyroscope
GB8409094D0 (en) Optical fibre
GB8300759D0 (en) Optical fibre devices
DE3379074D1 (en) Optical fiber gyro
DE3367029D1 (en) Optical multiple fiber
IL71740A0 (en) Polarization-retaining single-mode optical waveguide
GB2117916B (en) Optic fibre fusion splicing
GB2130741B (en) Optical fibre reinstatement
GB2148537B (en) Optical fibre splicing
GB8300128D0 (en) Fibre optics head
DE3470127D1 (en) Optical fiber
GB2162937B (en) Fibre optic gyroscopes
AU1849183A (en) Fibre optic gyroscope
GB2121954B (en) Optical fibre laser gyro
GB2128766B (en) Single-mode optical fibre attenuator
GB8312313D0 (en) Optical fibre splice
GB2113867B (en) Fibre optic splice organiser
AU1761383A (en) Optical fibre
GB2117131B (en) Fibre optic light sources
ZA836710B (en) Optical fibre
GB8308160D0 (en) Optical fibre waveguides
EP0107373A3 (en) Fibre optic gyroscope
GB2136349B (en) Optical fibre splicing

Legal Events

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

Effective date: 19950511