CA1132692A - Systeme gyroscopique a laser avec boucle a asservissement de phase - Google Patents

Systeme gyroscopique a laser avec boucle a asservissement de phase

Info

Publication number
CA1132692A
CA1132692A CA323,196A CA323196A CA1132692A CA 1132692 A CA1132692 A CA 1132692A CA 323196 A CA323196 A CA 323196A CA 1132692 A CA1132692 A CA 1132692A
Authority
CA
Canada
Prior art keywords
signal
frequency
phase
output
difference
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
CA323,196A
Other languages
English (en)
Inventor
James B. Matthews
Renaldo A. Deluzio
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of CA1132692A publication Critical patent/CA1132692A/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
    • G01C19/667—Ring laser gyrometers using a multioscillator ring laser

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Lasers (AREA)
  • Gyroscopes (AREA)
CA323,196A 1978-04-07 1979-03-12 Systeme gyroscopique a laser avec boucle a asservissement de phase Expired CA1132692A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89426778A 1978-04-07 1978-04-07
US894,267 1992-06-08

Publications (1)

Publication Number Publication Date
CA1132692A true CA1132692A (fr) 1982-09-28

Family

ID=25402832

Family Applications (1)

Application Number Title Priority Date Filing Date
CA323,196A Expired CA1132692A (fr) 1978-04-07 1979-03-12 Systeme gyroscopique a laser avec boucle a asservissement de phase

Country Status (5)

Country Link
JP (1) JPS54139393A (fr)
CA (1) CA1132692A (fr)
DE (1) DE2911851C2 (fr)
FR (1) FR2422144A1 (fr)
IT (1) IT1116582B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426886A1 (fr) * 1978-05-22 1979-12-21 Litton Systems Inc Gyroscope a laser
JP5055904B2 (ja) * 2006-09-08 2012-10-24 セイコーエプソン株式会社 検出装置、センサ及び電子機器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697181A (en) * 1967-03-14 1972-10-10 Sperry Rand Corp Ring laser having amplitude and phase controlled crossed-beam anti-locking feedback
US3741657A (en) * 1971-03-03 1973-06-26 Raytheon Co Laser gyroscope
US3807866A (en) * 1972-04-21 1974-04-30 Rockwell International Corp Ring laser gyroscope having a constant output beat-frequency
US3846025A (en) * 1973-04-02 1974-11-05 S Wilber Frequency sensitive laser rotary motion sensor
CA1077602A (fr) * 1976-01-02 1980-05-13 Raytheon Company Resonateur d'ondes electromagnetiques en anneau
CA1136249A (fr) * 1978-03-27 1982-11-23 James B. Matthews Systeme gyroscopique a laser a boucle a asservissement de phase

Also Published As

Publication number Publication date
IT7948629A0 (it) 1979-04-05
FR2422144B1 (fr) 1985-05-10
JPS6410956B2 (fr) 1989-02-22
FR2422144A1 (fr) 1979-11-02
DE2911851A1 (de) 1979-10-11
DE2911851C2 (de) 1994-01-13
JPS54139393A (en) 1979-10-29
IT1116582B (it) 1986-02-10

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Legal Events

Date Code Title Description
MKEX Expiry