FR2422144A1 - Gyroscope a laser a boucle a verrouillage de phase - Google Patents

Gyroscope a laser a boucle a verrouillage de phase

Info

Publication number
FR2422144A1
FR2422144A1 FR7908302A FR7908302A FR2422144A1 FR 2422144 A1 FR2422144 A1 FR 2422144A1 FR 7908302 A FR7908302 A FR 7908302A FR 7908302 A FR7908302 A FR 7908302A FR 2422144 A1 FR2422144 A1 FR 2422144A1
Authority
FR
France
Prior art keywords
phase
output signal
locked loop
laser gyroscope
rotation
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.)
Granted
Application number
FR7908302A
Other languages
English (en)
French (fr)
Other versions
FR2422144B1 (Direct
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
Publication of FR2422144A1 publication Critical patent/FR2422144A1/fr
Application granted granted Critical
Publication of FR2422144B1 publication Critical patent/FR2422144B1/fr
Granted 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)
FR7908302A 1978-04-07 1979-04-03 Gyroscope a laser a boucle a verrouillage de phase Granted FR2422144A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89426778A 1978-04-07 1978-04-07

Publications (2)

Publication Number Publication Date
FR2422144A1 true FR2422144A1 (fr) 1979-11-02
FR2422144B1 FR2422144B1 (Direct) 1985-05-10

Family

ID=25402832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7908302A Granted FR2422144A1 (fr) 1978-04-07 1979-04-03 Gyroscope a laser a boucle a verrouillage de phase

Country Status (5)

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

Cited By (1)

* 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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128617A1 (Direct) * 1971-03-03 1972-10-20 Raytheon Co
US3807866A (en) * 1972-04-21 1974-04-30 Rockwell International Corp Ring laser gyroscope having a constant output beat-frequency

Family Cites Families (4)

* 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
US3846025A (en) * 1973-04-02 1974-11-05 S Wilber Frequency sensitive laser rotary motion sensor
CA1077602A (en) * 1976-01-02 1980-05-13 Raytheon Company Electromagnetic wave ring resonator
CA1136249A (en) * 1978-03-27 1982-11-23 James B. Matthews Phased-locked loop laser gyroscope system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128617A1 (Direct) * 1971-03-03 1972-10-20 Raytheon Co
US3807866A (en) * 1972-04-21 1974-04-30 Rockwell International Corp Ring laser gyroscope having a constant output beat-frequency

Cited By (1)

* 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

Also Published As

Publication number Publication date
JPS54139393A (en) 1979-10-29
DE2911851A1 (de) 1979-10-11
CA1132692A (en) 1982-09-28
JPS6410956B2 (Direct) 1989-02-22
FR2422144B1 (Direct) 1985-05-10
IT7948629A0 (it) 1979-04-05
IT1116582B (it) 1986-02-10
DE2911851C2 (de) 1994-01-13

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