GB2179140B - Sagnac effect device - Google Patents

Sagnac effect device

Info

Publication number
GB2179140B
GB2179140B GB8520347A GB8520347A GB2179140B GB 2179140 B GB2179140 B GB 2179140B GB 8520347 A GB8520347 A GB 8520347A GB 8520347 A GB8520347 A GB 8520347A GB 2179140 B GB2179140 B GB 2179140B
Authority
GB
United Kingdom
Prior art keywords
effect device
sagnac effect
sagnac
effect
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
GB8520347A
Other versions
GB2179140A (en
Inventor
Emlyn Jones
James Wilson Parker
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
STC 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 STC PLC filed Critical STC PLC
Priority to GB8520347A priority Critical patent/GB2179140B/en
Priority to DE19863626714 priority patent/DE3626714A1/en
Priority to FR8611569A priority patent/FR2586293A1/en
Priority to JP61188790A priority patent/JPH0781866B2/en
Publication of GB2179140A publication Critical patent/GB2179140A/en
Application granted granted Critical
Publication of GB2179140B publication Critical patent/GB2179140B/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
GB8520347A 1985-08-14 1985-08-14 Sagnac effect device Expired GB2179140B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8520347A GB2179140B (en) 1985-08-14 1985-08-14 Sagnac effect device
DE19863626714 DE3626714A1 (en) 1985-08-14 1986-08-07 OPTICAL MEASURING DEVICE IN WHICH THE SAGNAC EFFECT IS EVALUATED
FR8611569A FR2586293A1 (en) 1985-08-14 1986-08-11 SAGNAC EFFECT DEVICE, SUCH AS A FIBER OPTIC GYROSCOPE
JP61188790A JPH0781866B2 (en) 1985-08-14 1986-08-13 Optical fiber gyroscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8520347A GB2179140B (en) 1985-08-14 1985-08-14 Sagnac effect device

Publications (2)

Publication Number Publication Date
GB2179140A GB2179140A (en) 1987-02-25
GB2179140B true GB2179140B (en) 1989-08-16

Family

ID=10583756

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8520347A Expired GB2179140B (en) 1985-08-14 1985-08-14 Sagnac effect device

Country Status (4)

Country Link
JP (1) JPH0781866B2 (en)
DE (1) DE3626714A1 (en)
FR (1) FR2586293A1 (en)
GB (1) GB2179140B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62239012A (en) * 1986-04-11 1987-10-19 Agency Of Ind Science & Technol Optical fiber gyro
JPH07151555A (en) * 1993-11-26 1995-06-16 Sumitomo Electric Ind Ltd Optical fiber gyro taking out signal from light source
JP2001356377A (en) * 2000-06-16 2001-12-26 Kdd Submarine Cable Systems Inc Pump light generator and fiber raman amplifier
US8098380B2 (en) * 2009-07-21 2012-01-17 Honeywell International Inc. Resonator fiber optic gyroscope (RFOG) with reduced bias error from high order spatial modes
CN102818910A (en) * 2011-06-09 2012-12-12 王汝涌 Relative movement sensor using strong dispersive media
CN111174773B (en) * 2019-12-30 2022-04-05 浙江大学 Multi-phase modulation and demodulation fiber-optic gyroscope multi-closed-loop algorithm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006580A1 (en) * 1980-02-22 1981-08-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Ring interferometer reflection and polarisation rotation suppression - using short source coherence time and input-output polarisers
DE3049033A1 (en) * 1980-12-24 1982-07-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "RING INTERFEROMETER"
DE3115804A1 (en) * 1981-04-18 1982-11-04 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Ring interferometer
JPS5944020A (en) * 1982-09-06 1984-03-12 Nippon Telegr & Teleph Corp <Ntt> Directional phase shifter
DE3247013A1 (en) * 1982-12-18 1984-06-20 Standard Elektrik Lorenz Ag, 7000 Stuttgart DEVICE FOR MEASURING ROTATIONAL SPEED
JPS59224510A (en) * 1983-06-04 1984-12-17 Sumitomo Electric Ind Ltd Optical fiber gyro
DE3446663A1 (en) * 1984-12-21 1986-07-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart DEVICE FOR MEASURING THE SPEED

Also Published As

Publication number Publication date
JPH0781866B2 (en) 1995-09-06
FR2586293A1 (en) 1987-02-20
JPS6239712A (en) 1987-02-20
GB2179140A (en) 1987-02-25
DE3626714A1 (en) 1987-02-19

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Legal Events

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