BR8401896A - Aparelho e processo para detectar a velocidade de rotacao de um circuito em anel optico - Google Patents

Aparelho e processo para detectar a velocidade de rotacao de um circuito em anel optico

Info

Publication number
BR8401896A
BR8401896A BR8401896A BR8401896A BR8401896A BR 8401896 A BR8401896 A BR 8401896A BR 8401896 A BR8401896 A BR 8401896A BR 8401896 A BR8401896 A BR 8401896A BR 8401896 A BR8401896 A BR 8401896A
Authority
BR
Brazil
Prior art keywords
detect
rotation speed
optical ring
ring circuit
circuit
Prior art date
Application number
BR8401896A
Other languages
English (en)
Inventor
Herve C Lefevre
Byoung Yoon Kim
Original Assignee
Univ Leland Stanford Junior
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
Priority claimed from US06/488,155 external-priority patent/US4637722A/en
Priority claimed from US06/488,111 external-priority patent/US4687330A/en
Application filed by Univ Leland Stanford Junior filed Critical Univ Leland Stanford Junior
Publication of BR8401896A publication Critical patent/BR8401896A/pt

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
    • 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)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Gyroscopes (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Lasers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Stringed Musical Instruments (AREA)
  • Percussion Or Vibration Massage (AREA)
BR8401896A 1983-04-25 1984-04-24 Aparelho e processo para detectar a velocidade de rotacao de um circuito em anel optico BR8401896A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/488,155 US4637722A (en) 1983-04-25 1983-04-25 Fiber optical rotation sensor with extended dynamic range
US06/488,111 US4687330A (en) 1983-04-25 1983-04-25 Fiber optic rotation sensor with extended dynamic range

Publications (1)

Publication Number Publication Date
BR8401896A true BR8401896A (pt) 1984-12-04

Family

ID=27049229

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8401896A BR8401896A (pt) 1983-04-25 1984-04-24 Aparelho e processo para detectar a velocidade de rotacao de um circuito em anel optico

Country Status (8)

Country Link
EP (1) EP0123499B1 (pt)
JP (1) JPH0660820B2 (pt)
KR (1) KR920008206B1 (pt)
AU (1) AU569508B2 (pt)
BR (1) BR8401896A (pt)
DE (1) DE3484025D1 (pt)
IL (1) IL71583A (pt)
NO (1) NO841587L (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU569507B2 (en) * 1983-04-26 1988-02-04 Board Of Trustees Of The Leland Stanford Junior University Fiber optic rotation sensor
JPS6235220A (ja) * 1985-08-08 1987-02-16 Japan Aviation Electronics Ind Ltd 光干渉角速度計
DE3533695A1 (de) * 1985-09-21 1987-03-26 Teldix Gmbh Verfahren zur messung der drehgeschwindigkeit
DE3606802A1 (de) * 1986-03-01 1987-09-03 Teldix Gmbh Einrichtung zur messung der drehgeschwindigkeit
US5018859A (en) * 1989-01-26 1991-05-28 Honeywell Inc. Fiber optic gyroscope balanced plural serrodyne modulators phase difference control
US5018860A (en) * 1989-01-26 1991-05-28 Honeywell Inc. Fiber optic gyroscope balanced plural serrodyne generators combined signal phase difference control
JP2697357B2 (ja) * 1991-05-14 1998-01-14 日立電線株式会社 光ファイバ回転角速度センサ
DE4134312A1 (de) * 1991-10-17 1993-04-22 Deutsche Aerospace Faseroptischer kreisel
CN117406237A (zh) * 2017-11-03 2024-01-16 阿克罗诺斯公司 激光雷达和激光测量技术

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
IL65344A (en) * 1981-03-31 1987-08-31 Univ Leland Stanford Junior Single continuous optical fiber rotation sensor
GB2108652B (en) * 1981-10-27 1985-05-30 Standard Telephones Cables Ltd Fibre-optic interferometer gyroscope
US4530097A (en) * 1982-09-29 1985-07-16 The Board Of Trustees Of The Leland Stanford Junior University Brillouin ring laser
GB2134248B (en) * 1983-01-21 1986-11-26 Standard Telephones Cables Ltd Closed loop fibre-optic gyroscope
AU569507B2 (en) * 1983-04-26 1988-02-04 Board Of Trustees Of The Leland Stanford Junior University Fiber optic rotation sensor

Also Published As

Publication number Publication date
JPH0660820B2 (ja) 1994-08-10
KR920008206B1 (ko) 1992-09-25
KR850000671A (ko) 1985-02-28
EP0123499A2 (en) 1984-10-31
EP0123499B1 (en) 1991-01-30
AU2721384A (en) 1984-11-01
AU569508B2 (en) 1988-02-04
EP0123499A3 (en) 1987-09-23
IL71583A (en) 1988-05-31
DE3484025D1 (de) 1991-03-07
NO841587L (no) 1984-10-26
JPS606823A (ja) 1985-01-14

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