DE69006198D1 - Fiberoptische Messeinrichtung, Gyroskop und Einrichtung zur Navigation und Stabilisation. - Google Patents

Fiberoptische Messeinrichtung, Gyroskop und Einrichtung zur Navigation und Stabilisation.

Info

Publication number
DE69006198D1
DE69006198D1 DE90403222T DE69006198T DE69006198D1 DE 69006198 D1 DE69006198 D1 DE 69006198D1 DE 90403222 T DE90403222 T DE 90403222T DE 69006198 T DE69006198 T DE 69006198T DE 69006198 D1 DE69006198 D1 DE 69006198D1
Authority
DE
Germany
Prior art keywords
phi
delta
gain
constant
modulator
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 - Lifetime
Application number
DE90403222T
Other languages
English (en)
Other versions
DE69006198T2 (de
Inventor
Herve Lefevre
Philippe Martin
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.)
iXBlue SAS
Original Assignee
PHOTONETICS MARLY LE ROI FR SA
Photonetics SA
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 PHOTONETICS MARLY LE ROI FR SA, Photonetics SA filed Critical PHOTONETICS MARLY LE ROI FR SA
Publication of DE69006198D1 publication Critical patent/DE69006198D1/de
Application granted granted Critical
Publication of DE69006198T2 publication Critical patent/DE69006198T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01C19/726—Phase nulling gyrometers, i.e. compensating the Sagnac phase shift in a closed loop system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
  • Measuring Magnetic Variables (AREA)
DE69006198T 1989-11-17 1990-11-14 Fiberoptische Messeinrichtung, Gyroskop und Einrichtung zur Navigation und Stabilisation. Expired - Lifetime DE69006198T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8915117A FR2654827B1 (fr) 1989-11-17 1989-11-17 Dispositif de mesure a fibre optique, gyrometre, centrale de navigation et de stabilisation.

Publications (2)

Publication Number Publication Date
DE69006198D1 true DE69006198D1 (de) 1994-03-03
DE69006198T2 DE69006198T2 (de) 1994-08-04

Family

ID=9387505

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69006198T Expired - Lifetime DE69006198T2 (de) 1989-11-17 1990-11-14 Fiberoptische Messeinrichtung, Gyroskop und Einrichtung zur Navigation und Stabilisation.

Country Status (8)

Country Link
US (1) US5141316A (de)
EP (1) EP0430747B1 (de)
JP (1) JP2878441B2 (de)
AT (1) ATE100579T1 (de)
CA (1) CA2030131C (de)
DE (1) DE69006198T2 (de)
ES (1) ES2049950T3 (de)
FR (1) FR2654827B1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2679029B1 (fr) * 1991-07-11 1993-11-12 Photonetics Dispositif de mesure a fibre optique, gyrometre, centrale de navigation et de stabilisation.
GB2276000B (en) * 1993-02-27 1996-10-09 British Aerospace Laser gyroscopes
DE19803223C1 (de) * 1998-01-28 1999-07-29 Litef Gmbh Faseroptisches Sagnac-Interferometer
US6118534A (en) * 1998-07-30 2000-09-12 B. F. Goodrich Company Sensor and method for measuring changes in environmental conditions
JP2002525856A (ja) 1998-09-11 2002-08-13 ニュー・フォーカス・インコーポレイテッド 波長可変レーザ
US6879619B1 (en) 1999-07-27 2005-04-12 Intel Corporation Method and apparatus for filtering an optical beam
US6853654B2 (en) * 1999-07-27 2005-02-08 Intel Corporation Tunable external cavity laser
US6856632B1 (en) 1999-09-20 2005-02-15 Iolon, Inc. Widely tunable laser
US6847661B2 (en) 1999-09-20 2005-01-25 Iolon, Inc. Tunable laser with microactuator
US7209498B1 (en) 2000-05-04 2007-04-24 Intel Corporation Method and apparatus for tuning a laser
US7120176B2 (en) * 2000-07-27 2006-10-10 Intel Corporation Wavelength reference apparatus and method
DE10044197B4 (de) * 2000-09-07 2004-08-19 Litef Gmbh Verfahren und Vorrichtung zur elektrooptischen Messung elektrischer Spannung
US6658031B2 (en) * 2001-07-06 2003-12-02 Intel Corporation Laser apparatus with active thermal tuning of external cavity
US6901088B2 (en) 2001-07-06 2005-05-31 Intel Corporation External cavity laser apparatus with orthogonal tuning of laser wavelength and cavity optical pathlength
US6804278B2 (en) 2001-07-06 2004-10-12 Intel Corporation Evaluation and adjustment of laser losses according to voltage across gain medium
US6724797B2 (en) 2001-07-06 2004-04-20 Intel Corporation External cavity laser with selective thermal control
US6822979B2 (en) 2001-07-06 2004-11-23 Intel Corporation External cavity laser with continuous tuning of grid generator
US7230959B2 (en) 2002-02-22 2007-06-12 Intel Corporation Tunable laser with magnetically coupled filter
US7295322B2 (en) * 2005-04-13 2007-11-13 Litton Systems, Inc. Optical power measurement of a closed loop fiber optic gyroscope
FR2899681B1 (fr) * 2006-04-11 2008-08-22 Ixsea Soc Par Actions Simplifi Procede et dispositif de mesure a fibre optique, et gyrometre asservis en puissance
US7505139B2 (en) * 2007-03-06 2009-03-17 Bergh Ralph A Signal processing for a Sagnac interferometer
US8497994B2 (en) 2008-02-14 2013-07-30 Ralph A. Bergh Interferometer employing a multi-waveguide optical loop path and fiber optic rotation rate sensor employing same
US9518827B2 (en) 2010-05-07 2016-12-13 Ralph A. Bergh Method and apparatus for multiplexing multiple Sagnac interferometers with single input for source light
US8610995B2 (en) 2010-07-14 2013-12-17 Ralph A. Bergh Occasional calibration phase-difference modulation for sagnac interferometer
US8213018B2 (en) * 2010-11-10 2012-07-03 Honeywell International Inc. Constant optical power sensor using a light source current servo combined with digital demodulation intensity suppression for radiation and vibration insensitivity in a fiber optic gyroscope
FR2987111B1 (fr) * 2012-02-21 2014-03-07 Ixblue Dispositif de mesure a fibre optique, gyrometre, centrale de navigation et de stabilisation inertielle
FR2990021B1 (fr) 2012-04-27 2014-05-09 Ixblue Dispositif de mesure a fibre optique, gyrometre, centrale de navigation et de stabilisation inertielle.
FR3003095B1 (fr) * 2013-03-11 2015-04-10 Ixblue Dispositif de mesure interferometrique a fibre optique comportant un resonateur en anneau, gyrometre et centrale d'attitude ou de navigation inertielle comportant un tel dispositif
CN103475425B (zh) * 2013-07-26 2016-08-31 华东师范大学 基于法拉第-萨格奈克环的单光子源的实现方法
RU2626228C1 (ru) * 2016-04-01 2017-07-24 федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский национальный исследовательский университет информационных технологий, механики и оптики" Способ повышения точности волоконно-оптического гироскопа с закрытым контуром
RU2626019C1 (ru) * 2016-07-13 2017-07-24 федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский национальный исследовательский университет информационных технологий, механики и оптики" (Университет ИТМО) Способ повышения точности волоконно-оптического гироскопа с закрытым контуром
FR3095053B1 (fr) 2019-04-15 2021-04-16 Ixblue Interféromètre à fibre optique en boucle ou en ligne
CN111174773B (zh) * 2019-12-30 2022-04-05 浙江大学 一种多相调制解调的光纤陀螺多闭环算法
FR3132944B1 (fr) 2022-02-21 2024-04-26 Ixblue Interféromètre à fibre optique et procédé de mesure de champ magnétique ou de courant électrique basé sur cet interféromètre

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR359866A (fr) * 1905-11-28 1906-04-06 Marius Demaison Système de tablier démontable avec glace pliante pour capotes de voitures quelconques
US4687330A (en) * 1983-04-25 1987-08-18 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic rotation sensor with extended dynamic range
FR2566133B1 (fr) * 1984-06-14 1986-08-29 Thomson Csf Dispositif de mesure d'un dephasage non reciproque engendre dans un interferometre en anneau
FR2636381B1 (fr) * 1988-09-14 1990-11-02 Yermakoff Michel Dispositif d'assemblage pour profiles
FR2636425B1 (fr) * 1988-09-14 1990-11-30 Photonetics Dispositif de mesure a fibre optique, gyrometre, centrale de navigation et de stabilisation
GB8823250D0 (en) * 1988-10-04 1989-04-19 British Aerospace Ring resonator gyroscope

Also Published As

Publication number Publication date
FR2654827A1 (fr) 1991-05-24
CA2030131C (en) 2002-02-12
ATE100579T1 (de) 1994-02-15
EP0430747A1 (de) 1991-06-05
DE69006198T2 (de) 1994-08-04
US5141316A (en) 1992-08-25
CA2030131A1 (en) 1991-05-18
JP2878441B2 (ja) 1999-04-05
JPH03210417A (ja) 1991-09-13
FR2654827B1 (fr) 1992-03-20
ES2049950T3 (es) 1994-05-01
EP0430747B1 (de) 1994-01-19

Similar Documents

Publication Publication Date Title
DE69006198T2 (de) Fiberoptische Messeinrichtung, Gyroskop und Einrichtung zur Navigation und Stabilisation.
CA2040484A1 (en) Fiber optic measuring device, rate gyro, navigation and stabilization system, and current sensor
US5684591A (en) Fiber optic gyroscope with reduced non-linearity at low angular rates
CA2072208A1 (en) Method and apparatus for stabilizing control loop scale factor and gain in a fiber optic sagnac interferometer
CA2084502A1 (en) Modulation frequency control in a fiber optic rotation sensor
EP0245118B1 (de) Faseroptischer Laserkreisel
ATE115280T1 (de) Fiberoptische messeinrichtung, gyroskop, stabilisierungssystem und strom- oder magnetfeldsensor.
EP0296746A3 (de) Interferometersensor mit zeitaufgelösten Messungen
SE8203848L (sv) Kompenserat ringlasergyro
US5953123A (en) Fixed interval background auto-alignment for closed loop interferometric fiber optic gyroscopes
DE59103693D1 (de) Faseroptisches Sagnac-Interferometer mit digitaler Phasenmodulation zur Drehratenmessung.
JPH04130212A (ja) 回転速度の測定のための光ファイバサニャック干渉計
BR8501938A (pt) Interferometro
US5818589A (en) Device for and method of measuring absolute rotations in several directions in space
DE59103800D1 (de) Faseroptisches Sagnac-Interferometer zur Drehratenmessung.
RU1818528C (ru) Способ измерени угловой скорости с помощью волоконно-оптического гироскопа
RU2198380C2 (ru) Способ фазовой модуляции в волоконно-оптическом гироскопе с замкнутым контуром
SU573899A1 (ru) Устройство фазовой синхронизации
Moeller et al. Three-axis, low-cost fiber gyroscope with electronic closed loop phase detection
JPS6475910A (en) Optical fiber gyroscope
SE8500367L (sv) Forfarande och anordning for mekanisk vibrationsstabilisering av en laserdetektor
SE8702413D0 (sv) Styrning av laserstrale

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IXSEA SAS, MARLY LE ROI, FR