FR2553187B1 - Gyroscope a laser en anneau - Google Patents

Gyroscope a laser en anneau

Info

Publication number
FR2553187B1
FR2553187B1 FR8415604A FR8415604A FR2553187B1 FR 2553187 B1 FR2553187 B1 FR 2553187B1 FR 8415604 A FR8415604 A FR 8415604A FR 8415604 A FR8415604 A FR 8415604A FR 2553187 B1 FR2553187 B1 FR 2553187B1
Authority
FR
France
Prior art keywords
ring laser
laser gyroscope
gyroscope
ring
laser
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
FR8415604A
Other languages
English (en)
Other versions
FR2553187A1 (fr
Inventor
John Albert Geen
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.)
BAE Systems PLC
Original Assignee
British Aerospace 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 British Aerospace PLC filed Critical British Aerospace PLC
Publication of FR2553187A1 publication Critical patent/FR2553187A1/fr
Application granted granted Critical
Publication of FR2553187B1 publication Critical patent/FR2553187B1/fr
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
    • G01C19/66—Ring laser gyrometers
    • G01C19/68—Lock-in prevention

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)
FR8415604A 1983-10-11 1984-10-11 Gyroscope a laser en anneau Expired FR2553187B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8327124 1983-10-11

Publications (2)

Publication Number Publication Date
FR2553187A1 FR2553187A1 (fr) 1985-04-12
FR2553187B1 true FR2553187B1 (fr) 1988-07-29

Family

ID=10549977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8415604A Expired FR2553187B1 (fr) 1983-10-11 1984-10-11 Gyroscope a laser en anneau

Country Status (4)

Country Link
US (1) US4653920A (fr)
JP (1) JPH0758818B2 (fr)
FR (1) FR2553187B1 (fr)
GB (1) GB2148046B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5153532A (en) * 1989-05-24 1992-10-06 Honeywell Inc. Noise generator using combined outputs of two pseudo-random sequence generators
US5774216A (en) * 1993-11-30 1998-06-30 Honeywell, Inc. RLG dither noise injection by means of reference modulation
US5416584A (en) * 1994-04-25 1995-05-16 Honeywell Inc. Sinusoidal noise injection into the dither of a ring laser gyroscope
US9267799B2 (en) 2014-02-24 2016-02-23 Honeywell International Inc. Method and apparatus of monitoring and tracking optical frequency differences of modulated beams

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373650A (en) * 1965-04-02 1968-03-19 Honeywell Inc Laser angular rate sensor
US3456208A (en) * 1967-01-18 1969-07-15 Alfred G Ratz Random noise generator having gaussian amplitude probability distribution
GB1172617A (en) * 1967-09-18 1969-12-03 Solartron Electronic Group The Generation of Binomially-Distributed Pseudo-Random Electrical Signals
US3612690A (en) * 1970-07-08 1971-10-12 Robert C Staats Laser gyro dither circuit
US3742381A (en) * 1971-06-09 1973-06-26 California Inst Of Techn Wideband digital pseudo gaussian noise generator
US4277173A (en) * 1979-08-31 1981-07-07 The Singer Company Ring laser gyroscope dither drive circuit
JPS58124285A (ja) * 1982-01-15 1983-07-23 ハネウエル・インコ−ポレ−テツド 角速度センサのロックイン誤差を減少させる方法およびロックイン誤差を減少させた角速度センサ
US4653918A (en) * 1983-04-18 1987-03-31 Sundstrand Corporation Low Q body-dithered laser gyro assembly

Also Published As

Publication number Publication date
GB8425754D0 (en) 1984-11-14
US4653920A (en) 1987-03-31
FR2553187A1 (fr) 1985-04-12
JPH0758818B2 (ja) 1995-06-21
GB2148046A (en) 1985-05-22
GB2148046B (en) 1987-08-12
JPS60101982A (ja) 1985-06-06

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Legal Events

Date Code Title Description
ST Notification of lapse