GB2100855B - Sideband modulating/demodulating fibre optic gyroscope - Google Patents

Sideband modulating/demodulating fibre optic gyroscope

Info

Publication number
GB2100855B
GB2100855B GB8118808A GB8118808A GB2100855B GB 2100855 B GB2100855 B GB 2100855B GB 8118808 A GB8118808 A GB 8118808A GB 8118808 A GB8118808 A GB 8118808A GB 2100855 B GB2100855 B GB 2100855B
Authority
GB
United Kingdom
Prior art keywords
demodulating
fibre optic
optic gyroscope
sideband modulating
sideband
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
GB8118808A
Other versions
GB2100855A (en
Inventor
John Stuart Heeks
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 GB8118808A priority Critical patent/GB2100855B/en
Priority to DE19823220389 priority patent/DE3220389A1/en
Publication of GB2100855A publication Critical patent/GB2100855A/en
Application granted granted Critical
Publication of GB2100855B publication Critical patent/GB2100855B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
GB8118808A 1981-06-18 1981-06-18 Sideband modulating/demodulating fibre optic gyroscope Expired GB2100855B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8118808A GB2100855B (en) 1981-06-18 1981-06-18 Sideband modulating/demodulating fibre optic gyroscope
DE19823220389 DE3220389A1 (en) 1981-06-18 1982-05-29 METHOD AND DEVICE FOR MEASURING THE ROTATIONAL SPEED BY USING THE SAGNAC EFFECT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8118808A GB2100855B (en) 1981-06-18 1981-06-18 Sideband modulating/demodulating fibre optic gyroscope

Publications (2)

Publication Number Publication Date
GB2100855A GB2100855A (en) 1983-01-06
GB2100855B true GB2100855B (en) 1984-10-10

Family

ID=10522608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8118808A Expired GB2100855B (en) 1981-06-18 1981-06-18 Sideband modulating/demodulating fibre optic gyroscope

Country Status (2)

Country Link
DE (1) DE3220389A1 (en)
GB (1) GB2100855B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US4728192A (en) * 1984-02-17 1988-03-01 Stanford University Gated fiber optic rotation sensor with extended dynamic range
US4836676A (en) * 1984-04-25 1989-06-06 The Board Of Trustees Of The Leland Stanford Junior University Phase reading fiber optic interferometer
DE3606802A1 (en) * 1986-03-01 1987-09-03 Teldix Gmbh DEVICE FOR MEASURING THE SPEED
US4842358A (en) * 1987-02-20 1989-06-27 Litton Systems, Inc. Apparatus and method for optical signal source stabilization
US4998822A (en) * 1987-03-27 1991-03-12 Litton Systems, Inc. Rotation rate nulling servo and method for fiber optic rotation sensor
US4779975A (en) * 1987-06-25 1988-10-25 The Board Of Trustees Of The Leland Stanford Junior University Interferometric sensor using time domain measurements
DE3742201C2 (en) * 1987-12-12 1998-01-29 Teldix Gmbh Fiber gyroscope
ATE122783T1 (en) * 1988-04-19 1995-06-15 Litton Systems Inc SAGNAC RING ROTATION SENSOR AND METHOD OF USE THEREOF.
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
US5037205A (en) * 1989-04-19 1991-08-06 Litton Systems, Inc. Integrated optic interferometric fiber gyroscope module and method
CH679184A5 (en) * 1989-10-17 1991-12-31 Leica Aarau Ag
EP0502196B1 (en) * 1990-08-31 1995-12-27 Japan Aviation Electronics Industry, Limited Optical interference angular velocity meter
US8908187B2 (en) * 2011-11-02 2014-12-09 Honeywell International Inc. System and method for reducing errors in a resonator fiber optic gyroscope
CN117330049B (en) * 2023-11-27 2024-01-30 中北大学 Cavity internal reflection high-robustness angular velocity sensor based on singular surface and measuring method

Also Published As

Publication number Publication date
DE3220389A1 (en) 1982-12-30
GB2100855A (en) 1983-01-06

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Legal Events

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