DE3500633C2 - - Google Patents

Info

Publication number
DE3500633C2
DE3500633C2 DE3500633A DE3500633A DE3500633C2 DE 3500633 C2 DE3500633 C2 DE 3500633C2 DE 3500633 A DE3500633 A DE 3500633A DE 3500633 A DE3500633 A DE 3500633A DE 3500633 C2 DE3500633 C2 DE 3500633C2
Authority
DE
Germany
Prior art keywords
laser
detector
difference value
light
frequency
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 - Fee Related
Application number
DE3500633A
Other languages
German (de)
English (en)
Other versions
DE3500633A1 (de
Inventor
Anthony W. Walpole Mass. Us Lawrence
John R. Scituate Mass. Us Haavisto
Timothy Walpole Mass. Us Williams
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 Systems Corp
Original Assignee
Northrop Grumman Systems Corp
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 Northrop Grumman Systems Corp filed Critical Northrop Grumman Systems Corp
Publication of DE3500633A1 publication Critical patent/DE3500633A1/de
Application granted granted Critical
Publication of DE3500633C2 publication Critical patent/DE3500633C2/de
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
    • G01C19/72—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
    • G01C19/727—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 using a passive ring resonator

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)
  • Semiconductor Lasers (AREA)
DE19853500633 1984-04-25 1985-01-10 Laser-gyroskop mit offenem kreis Granted DE3500633A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/603,771 US4674881A (en) 1984-04-25 1984-04-25 Open loop thin film laser gyro

Publications (2)

Publication Number Publication Date
DE3500633A1 DE3500633A1 (de) 1985-10-31
DE3500633C2 true DE3500633C2 (en, 2012) 1992-07-30

Family

ID=24416842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853500633 Granted DE3500633A1 (de) 1984-04-25 1985-01-10 Laser-gyroskop mit offenem kreis

Country Status (5)

Country Link
US (1) US4674881A (en, 2012)
JP (1) JPS6134417A (en, 2012)
DE (1) DE3500633A1 (en, 2012)
FR (1) FR2563623B1 (en, 2012)
GB (1) GB2157823B (en, 2012)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3438184A1 (de) * 1984-10-18 1986-04-24 Bodenseewerk Gerätetechnik GmbH, 7770 Überlingen Einrichtung zur messung von drehgeschwindigkeiten
US4661964A (en) * 1985-10-02 1987-04-28 Northrop Corporation Resonant waveguide laser gyro with a switched source
DE3712815A1 (de) * 1987-04-15 1988-11-10 Bodenseewerk Geraetetech Messvorrichtung mit einem laser und einem ringresonator
EP0393968A3 (en) * 1989-04-19 1992-08-05 British Aerospace Public Limited Company Fibre optic resonator interferometer gyroscope
DE3926313A1 (de) * 1989-08-09 1991-02-14 Messerschmitt Boelkow Blohm Faserkreisel vom sagnac-typ
DE3926312A1 (de) * 1989-08-09 1991-02-14 Messerschmitt Boelkow Blohm Faserkreisel vom sagnac-typ
DE3928715C2 (de) * 1989-08-30 1993-12-02 Deutsche Aerospace Faserkreisel
US5022760A (en) * 1990-03-22 1991-06-11 Northrop Corporation Compound resonator for improving optic gyro scale factor
US5123027A (en) * 1990-06-13 1992-06-16 Northrop Corporation Regenerative passive resonator
DE4115166C2 (de) * 1991-05-10 1994-11-03 Bodenseewerk Geraetetech Faserringresonator
US5325174A (en) * 1992-06-23 1994-06-28 Northrop Corporation Integrated optic gyro with one Bragg transducer
US5390021A (en) * 1993-03-08 1995-02-14 Japan Aviation Electronics Industry Limited Optical ring resonator gyro using coherent light modulated by a rectangular signal having its period divided into four intervals
US5872877A (en) * 1997-02-04 1999-02-16 Intellisense Corporation Passive resonant optical microfabricated inertial sensor and method using same
US8274659B2 (en) * 2010-08-30 2012-09-25 Honeywell International Inc. Resonator fiber optic gyroscopes with reduced rotation rate instability from back reflections
JP5338796B2 (ja) * 2010-12-07 2013-11-13 株式会社デンソー 光ジャイロ
FR3084148A1 (fr) * 2018-07-19 2020-01-24 Stmicroelectronics S.R.L. Dispositif a resonateur optique annulaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890047A (en) * 1969-02-25 1975-06-17 United Aircraft Corp Differential laser gyro employing reflection polarization anisotropy
FR2431681A1 (fr) * 1978-07-21 1980-02-15 Thomson Csf Gyrometre a laser
US4326803A (en) * 1979-09-20 1982-04-27 Northrop Corporation Thin film laser gyro
DE3138317A1 (de) * 1981-09-25 1983-04-14 Siemens AG, 1000 Berlin und 8000 München Lichtwellenleiter-ringinterferometer mit einer einrichtung zur bildung eines quotientensignals
CA1230663A (en) * 1982-04-28 1987-12-22 Kenichi Yoshida Optical fiber gyro
US4429573A (en) * 1982-06-29 1984-02-07 Walker Clifford G Common resonator passive laser accelerometer and gyro

Also Published As

Publication number Publication date
GB2157823A (en) 1985-10-30
GB8500522D0 (en) 1985-02-13
US4674881A (en) 1987-06-23
JPS6134417A (ja) 1986-02-18
DE3500633A1 (de) 1985-10-31
FR2563623A1 (fr) 1985-10-31
GB2157823B (en) 1988-09-14
FR2563623B1 (fr) 1988-11-10
JPH047929B2 (en, 2012) 1992-02-13

Similar Documents

Publication Publication Date Title
DE3500633C2 (en, 2012)
EP0172390B1 (de) Verfahren und Einrichtung zur Drehratenauslesung mittels eines passiven optischen Resonators
DE69414011T2 (de) Diagnostisches system fur fibergittersensoren
DE3643629C2 (de) Vorrichtung zur Stabilisierung der Wellenlänge eines Halbleiterlasers
DE69912969T2 (de) Optischer phasendetektor
EP0623802B1 (de) Absolutinterferometrisches Messverfahren mit einer Laserinterferometeranordnung
DE3409207A1 (de) Optischer sensor
DE3144162A1 (de) Optische interferometervorrichtung
DE69828788T2 (de) Integriertes optisches wellenleiterbauelement
DE2934191C2 (en, 2012)
DE3929999A1 (de) Antisymmetriemodus-filter
EP0074609B1 (de) Einrichtung zur Messung der Rotationsgeschwindigkeit
DE2710638C2 (de) Vorrichtung zum berührungslosen optischen Empfang von Ultraschallwellen in der zerstörungsfreien Werkstoffprüfung
EP0290723B1 (de) Messvorrichtung mit einem Laser und einem Ringresonator
DE1614662C3 (de) Ringlaser
DE69115877T2 (de) Gerät zum messen der winkelgeschwindigkeit durch optische interferenz
EP0602075B1 (de) Optischer sensor für rotationsbewegungen
DE10307524A1 (de) Hochstabile Breitband-Lichtquelle und dafür geeignetes Stabilisierungsverfahren
DE69102644T2 (de) Demodulationsreferenzsignalquelle.
DE3039235A1 (de) "druckempfindlicher, faseroptischer sensor"
EP0172391B1 (de) Verfahren und Einrichtung zur Drehratenmessung unter Verwendung des Sagnac-Effekts
DE60004414T2 (de) Kreisel
DE69104278T2 (de) Verfahren zur Messung des nichtlinearen Brechungsindex-Koeffizienten eines optischen Bauteils mit bistabilem Hohlraumresonator.
DE4109296A1 (de) Verbundresonator zur verringerung des normierungsfaktorfehlers eines optischen gyroskops und verfahren zur abstimmung eines solchen gyroskops
DE3688514T2 (de) C3(Cleaved-Coupled-Cavity)-Laser zur Ausführung eines Systems für Messung schwacher Signale.

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee