CA1274010A - Interferometre de reference a compensation thermique, et son fonctionnement - Google Patents

Interferometre de reference a compensation thermique, et son fonctionnement

Info

Publication number
CA1274010A
CA1274010A CA000555580A CA555580A CA1274010A CA 1274010 A CA1274010 A CA 1274010A CA 000555580 A CA000555580 A CA 000555580A CA 555580 A CA555580 A CA 555580A CA 1274010 A CA1274010 A CA 1274010A
Authority
CA
Canada
Prior art keywords
birefringent
birefringent material
optical
polarization
oscillator
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
CA000555580A
Other languages
English (en)
Inventor
Keith E. Wilson
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
Application granted granted Critical
Publication of CA1274010A publication Critical patent/CA1274010A/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference
    • G02F1/225—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference in an optical waveguide structure
    • 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
    • G01C19/721—Details, e.g. optical or electronical details

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Gyroscopes (AREA)
CA000555580A 1987-02-20 1987-12-30 Interferometre de reference a compensation thermique, et son fonctionnement Expired - Fee Related CA1274010A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1742587A 1987-02-20 1987-02-20
US017,425 1993-02-12

Publications (1)

Publication Number Publication Date
CA1274010A true CA1274010A (fr) 1990-09-11

Family

ID=21782517

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000555580A Expired - Fee Related CA1274010A (fr) 1987-02-20 1987-12-30 Interferometre de reference a compensation thermique, et son fonctionnement

Country Status (2)

Country Link
CA (1) CA1274010A (fr)
GB (1) GB2201256B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2216652B (en) * 1988-03-09 1992-09-02 British Aerospace Apparatus and method for determining the wavelength of optical radiation and optical apparatus employing said apparatus and method
US5046848A (en) * 1989-09-08 1991-09-10 Mcdonnell Douglas Corporation Fiber optic detection system using a Sagnac interferometer
DE59008904D1 (de) * 1990-06-07 1995-05-18 Litef Gmbh Integrierte optische Einrichtung zur interferometrischen Vermessung von Lichtwellen.
US5404222A (en) * 1994-01-14 1995-04-04 Sparta, Inc. Interferametric measuring system with air turbulence compensation
US5991033A (en) * 1996-09-20 1999-11-23 Sparta, Inc. Interferometer with air turbulence compensation
US7733556B2 (en) 2003-05-09 2010-06-08 Oclaro (New Jersey), Inc. Optical devices with cascaded liquid crystal elements
US11320267B2 (en) * 2017-03-23 2022-05-03 Kvh Industries, Inc. Integrated optic wavemeter and method for fiber optic gyroscopes scale factor stabilization
KR20200060718A (ko) 2017-09-15 2020-06-01 케이브이에이치 인더스트리즈, 인코포레이티드 광자 집적 회로의 도파관에 광섬유의 자기 정렬 연결을 위한 방법 및 장치
EP3864373B1 (fr) 2018-10-11 2025-04-23 EMCORE Corporation Circuits intégrés photoniques, gyroscopes à fibre optique et leurs procédés de fabrication
CA3115836A1 (fr) 2018-10-31 2020-05-07 Kvh Industries, Inc. Procede et appareil de commande et de suppression de lumiere parasite dans un circuit integre photonique
US11353655B2 (en) 2019-05-22 2022-06-07 Kvh Industries, Inc. Integrated optical polarizer and method of making same
US10921682B1 (en) 2019-08-16 2021-02-16 Kvh Industries, Inc. Integrated optical phase modulator and method of making same
US12352571B2 (en) 2021-08-11 2025-07-08 Emcore Corporation In-situ residual intensity noise measurement method and system
WO2023211518A2 (fr) 2021-11-30 2023-11-02 Emcore Corporation Circuit intégré photonique de gyroscope optique à fibre multiaxiales pour unités de mesure inertielle et systèmes de navigation inertielle

Also Published As

Publication number Publication date
GB2201256A (en) 1988-08-24
GB2201256B (en) 1990-11-14
GB8729959D0 (en) 1988-02-03

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