FR2478810B1 - Gyroscope a laser en anneau - Google Patents

Gyroscope a laser en anneau

Info

Publication number
FR2478810B1
FR2478810B1 FR8105733A FR8105733A FR2478810B1 FR 2478810 B1 FR2478810 B1 FR 2478810B1 FR 8105733 A FR8105733 A FR 8105733A FR 8105733 A FR8105733 A FR 8105733A FR 2478810 B1 FR2478810 B1 FR 2478810B1
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
FR8105733A
Other languages
English (en)
Other versions
FR2478810A1 (fr
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems Inc
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 Litton Systems Inc filed Critical Litton Systems Inc
Publication of FR2478810A1 publication Critical patent/FR2478810A1/fr
Application granted granted Critical
Publication of FR2478810B1 publication Critical patent/FR2478810B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
    • 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
    • G01C19/70—Lock-in prevention by mechanical means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
FR8105733A 1980-03-24 1981-03-23 Gyroscope a laser en anneau Expired FR2478810B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13306880A 1980-03-24 1980-03-24

Publications (2)

Publication Number Publication Date
FR2478810A1 FR2478810A1 (fr) 1981-09-25
FR2478810B1 true FR2478810B1 (fr) 1985-07-05

Family

ID=22456863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8105733A Expired FR2478810B1 (fr) 1980-03-24 1981-03-23 Gyroscope a laser en anneau

Country Status (7)

Country Link
JP (1) JPS584476B2 (fr)
CA (1) CA1154851A (fr)
DE (2) DE3108624A1 (fr)
FR (1) FR2478810B1 (fr)
GB (1) GB2072936B (fr)
IL (1) IL62178A (fr)
IT (1) IT1170828B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5347360A (en) * 1982-08-27 1994-09-13 Ratheon Company Ring laser gyro
US4698823A (en) * 1984-09-12 1987-10-06 Litton Systems Inc. System for reducing the sensitivity of a ring laser gyro to changes in a magnetic field
DE19828319C2 (de) * 1998-06-25 2000-08-31 Daimler Chrysler Ag Verfahren zum Betrieb eines diodengepumpten Festkörper-Ringlaserkreisels und Festkörper-Ringlaserkreisel
FR2854947B1 (fr) * 2003-05-16 2005-07-01 Thales Sa Gyrolaser a etat solide stabilise par des dispositifs acousto-optiques
JP4857806B2 (ja) * 2006-02-21 2012-01-18 シンフォニアテクノロジー株式会社 ギアノイズ測定装置
FR2905005B1 (fr) * 2006-08-18 2008-09-26 Thales Sa Gyrolaser a etat solide avec milieu a gain active mecaniquement.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2041638A5 (fr) * 1969-05-09 1971-01-29 Comp Generale Electricite
CA1085031A (fr) * 1976-11-08 1980-09-02 Litton Systems, Inc. Gyoscope au laser avec miroirs oscillant en phase
US4115004A (en) * 1976-11-15 1978-09-19 Litton Systems, Inc. Counterbalanced oscillating ring laser gyro
FR2430598A1 (fr) * 1978-07-03 1980-02-01 Litton Systems Inc Gyroscope a laser en anneau

Also Published As

Publication number Publication date
IT1170828B (it) 1987-06-03
CA1154851A (fr) 1983-10-04
FR2478810A1 (fr) 1981-09-25
GB2072936A (en) 1981-10-07
DE8106441U1 (de) 1984-11-08
JPS56150884A (en) 1981-11-21
JPS584476B2 (ja) 1983-01-26
GB2072936B (en) 1983-09-14
IL62178A (en) 1986-04-29
DE3108624A1 (de) 1982-01-14
IT8148068A0 (it) 1981-03-20

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Legal Events

Date Code Title Description
ST Notification of lapse