CH589296A5 - - Google Patents

Info

Publication number
CH589296A5
CH589296A5 CH1118475A CH1118475A CH589296A5 CH 589296 A5 CH589296 A5 CH 589296A5 CH 1118475 A CH1118475 A CH 1118475A CH 1118475 A CH1118475 A CH 1118475A CH 589296 A5 CH589296 A5 CH 589296A5
Authority
CH
Switzerland
Application number
CH1118475A
Original Assignee
Univ Utah
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 Univ Utah filed Critical Univ Utah
Publication of CH589296A5 publication Critical patent/CH589296A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Plasma & Fusion (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
CH1118475A 1974-08-29 1975-08-28 CH589296A5 (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50191774A 1974-08-29 1974-08-29
US05/585,981 US4013365A (en) 1974-08-29 1975-06-11 Laser gyroscope

Publications (1)

Publication Number Publication Date
CH589296A5 true CH589296A5 (xx) 1977-06-30

Family

ID=27053964

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1118475A CH589296A5 (xx) 1974-08-29 1975-08-28

Country Status (7)

Country Link
US (1) US4013365A (xx)
JP (1) JPS5147385A (xx)
CA (1) CA1053784A (xx)
CH (1) CH589296A5 (xx)
DE (1) DE2538287A1 (xx)
FR (1) FR2283424A1 (xx)
IT (1) IT1044432B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501002A2 (en) * 1991-03-01 1992-09-02 Matsushita Electric Industrial Co., Ltd. Optic rotation sensing apparatus and related method

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2350583A1 (fr) * 1976-05-06 1977-12-02 Massachusetts Inst Technology Gyroscope a laser
US4120588A (en) * 1976-07-12 1978-10-17 Erik Chaum Multiple path configuration for a laser interferometer
US4159178A (en) * 1976-11-24 1979-06-26 University Of Utah Research Institute Stimulated brillouin scattering ring laser gyroscope
US4138196A (en) * 1977-07-06 1979-02-06 The United States Of America As Represented By The Secretary Of The Army Fiber interferometer rotary motion sensor
FR2409518A1 (fr) * 1977-11-22 1979-06-15 Thomson Csf Gyrometre interferometrique a laser
JPS54140636A (en) * 1978-04-20 1979-11-01 Sankyo Co Coinnoperated game machine
FR2431131A1 (fr) * 1978-07-10 1980-02-08 Thomson Csf Gyrometre interferometrique a fibre optique
US4208128A (en) * 1978-08-23 1980-06-17 Rockwell International Corporation Interferometer gyro using heterodyne phase detection without severe light source coherence requirements
US4273445A (en) * 1978-08-23 1981-06-16 Rockwell International Corporation Interferometer gyroscope formed on a single plane optical waveguide
US4299490A (en) * 1978-12-07 1981-11-10 Mcdonnell Douglas Corporation Phase nulling optical gyro
FR2449897A1 (fr) * 1979-02-23 1980-09-19 Thomson Csf Gyrometre interferometrique a fibre optique particulierement adapte a la mesure de faibles vitesses de rotation
DE2907703C2 (de) * 1979-02-28 1983-04-07 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Drehgeschwindigkeitsmessung
DE2917442A1 (de) * 1979-04-28 1980-11-06 Standard Elektrik Lorenz Ag Einrichtung zur messung der rotationsgeschwindigkeit
US4258336A (en) * 1979-07-20 1981-03-24 The United States Of America As Represented By The Secretary Of The Navy Pulsed ring laser fiber gyro
DE2936302A1 (de) * 1979-09-07 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Ringinterferometer
DE2936303A1 (de) * 1979-09-07 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Druck- zug- und temperaturempfindlicher fuehler sowie verfahren zum betrieb eines solchen fuehlers
DE2936267A1 (de) * 1979-09-07 1982-04-22 Siemens AG, 1000 Berlin und 8000 München Ringinterferometer
FR2471583A1 (fr) * 1979-12-14 1981-06-19 Thomson Csf Procede et dispositif de modulation de la phase des ondes circulant dans un interferometre en anneau
US4422046A (en) * 1980-06-23 1983-12-20 The Perkin-Elmer Corporation Axisymmetric spatial/temporal encoder
JPS57113297A (en) * 1980-12-15 1982-07-14 Thomson Csf Improvement in ring interferometer
FR2500937B1 (xx) * 1981-02-27 1983-04-15 Thomson Csf
US4444459A (en) * 1981-06-29 1984-04-24 The Boeing Company Fiber optic slip ring
US4408882A (en) * 1981-07-02 1983-10-11 The United States Of America As Represented By The Secretary Of The Navy Optical gyroscope with time dependent wavelength
US4440498A (en) * 1981-11-13 1984-04-03 The United States Of America As Represented By The Secretary Of The Navy Optical fiber gyroscope with (3×3) directional coupler
US4445780A (en) * 1982-03-01 1984-05-01 The United States Of America As Represented By The Secretary Of The Navy Fiber optic rotation-sensing gyroscope with (3×2) coupler
US4479715A (en) * 1982-03-09 1984-10-30 Sheem Sang K Optical rotation-sensing interferometer with (3×3)-(2×2) directional coupler
US4697888A (en) * 1982-04-21 1987-10-06 Chevron Research Company Frequency shifted cavity for electromagnetic radiation
GB2127211B (en) * 1982-08-26 1986-10-01 British Aerospace Ring laser gyroscope
US4678334A (en) * 1983-05-20 1987-07-07 The Charles Stark Draper Laboratory, Inc. Spliceless optical fiber resonant ring laser gyroscopic system
US4586184A (en) * 1983-10-21 1986-04-29 Chevron Research Company Acoustically controlled frequency shifted cavity for electromagnetic radiation
US4728168A (en) * 1984-01-20 1988-03-01 American Telephone And Telegraph Company, At&T Bell Laboratories Composite cavity laser utilizing an intra-cavity electrooptic waveguide device
US4755057A (en) * 1984-10-02 1988-07-05 Litton Systems, Inc. Path length control method for ring laser gyroscope
US4735506A (en) * 1985-04-01 1988-04-05 Litton Systems, Inc. Phase nulling optical gyroscope
US4801206A (en) * 1986-06-04 1989-01-31 Litton Systems, Inc. Simplified ring laser gyroscope dither control and method
US4997282A (en) * 1986-09-19 1991-03-05 Litton Systems, Inc. Dual fiber optic gyroscope
US4779985A (en) * 1986-12-22 1988-10-25 Litton Systems, Inc. Dither suspension for ring laser gyroscope and method
US4842358A (en) * 1987-02-20 1989-06-27 Litton Systems, Inc. Apparatus and method for optical signal source stabilization
US4915503A (en) * 1987-09-01 1990-04-10 Litton Systems, Inc. Fiber optic gyroscope with improved bias stability and repeatability and method
US5442442A (en) * 1987-10-28 1995-08-15 Litton Systems, Inc. Ring laser gyroscope scale factor error control apparatus and method control apparatus and method
GB8923932D0 (en) * 1989-10-24 1990-05-30 British Aerospace Fibre optic gyroscopes
US5285257A (en) * 1991-03-01 1994-02-08 Matsushita Electric Industrial Co., Ltd. Optic rotation sensing apparatus and related method including providing synchronous detection at a phase at which the AM noise is minimized
FR2674642B1 (fr) * 1991-03-25 1993-12-03 Gaz De France Fibre optique a reseau de bragg interne variable et ses applications.
US5371593A (en) * 1992-08-31 1994-12-06 Litton Systems, Inc. Sensor coil for low bias fiber optic gyroscope
US7738109B2 (en) 2002-08-20 2010-06-15 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic sensor using a Bragg fiber
US20040061863A1 (en) * 2002-08-20 2004-04-01 Digonnet Michel J.F. Fiber optic sensors with reduced noise
JP2005138143A (ja) * 2003-11-06 2005-06-02 Disco Abrasive Syst Ltd レーザ光線を利用する加工装置
US7245381B2 (en) * 2004-12-20 2007-07-17 Northrop Grumman Corporation Ring laser gyroscope that does not require mirrors
US7486401B2 (en) * 2006-02-27 2009-02-03 Honeywell International Inc. Laser medium pumping system for a gyroscope
JP2009543065A (ja) * 2006-06-29 2009-12-03 ザ ボード オブ トラスティーズ オブ レランド スタンフォード ジュニア ユニバーシティ ブラッグファイバーを用いた光ファイバーセンサ
US8068233B2 (en) * 2009-05-14 2011-11-29 Honeywell International Inc. Compact resonator fiber optic gyroscopes
CN102607549B (zh) * 2012-02-28 2015-05-06 北京航空航天大学 一种空间对角减振的光纤陀螺imu台体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3102953A (en) * 1958-07-09 1963-09-03 Maxson Electronics Corp Electromagnetic wave gyroscopes or angular velocity measuring systems
US3395270A (en) * 1962-06-28 1968-07-30 Jack B. Speller Relativistic inertial reference device
US3484169A (en) * 1968-01-04 1969-12-16 Singer General Precision Motion sensing apparatus
DE1807247B2 (de) * 1968-11-06 1971-09-16 Anordnung zur messung von drehgeschwindigkeiten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501002A2 (en) * 1991-03-01 1992-09-02 Matsushita Electric Industrial Co., Ltd. Optic rotation sensing apparatus and related method
EP0501002A3 (en) * 1991-03-01 1993-07-14 Matsushita Electric Industrial Co., Ltd Optic rotation sensing apparatus and related method

Also Published As

Publication number Publication date
FR2283424A1 (fr) 1976-03-26
US4013365A (en) 1977-03-22
JPS5147385A (en) 1976-04-22
FR2283424B3 (xx) 1979-09-14
CA1053784A (en) 1979-05-01
IT1044432B (it) 1980-03-20
DE2538287A1 (de) 1976-03-18

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Legal Events

Date Code Title Description
PL Patent ceased