DE3484642D1 - Optisches festkoerper-interferometer. - Google Patents

Optisches festkoerper-interferometer.

Info

Publication number
DE3484642D1
DE3484642D1 DE8484112405T DE3484642T DE3484642D1 DE 3484642 D1 DE3484642 D1 DE 3484642D1 DE 8484112405 T DE8484112405 T DE 8484112405T DE 3484642 T DE3484642 T DE 3484642T DE 3484642 D1 DE3484642 D1 DE 3484642D1
Authority
DE
Germany
Prior art keywords
optical solid
interferometer
solid interferometer
optical
solid
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
DE8484112405T
Other languages
English (en)
Inventor
Takao Sasayama
Shigeru Oho
Atsushi Kanke
Takanori Shibata
Akira Endo
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3484642D1 publication Critical patent/DE3484642D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • 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 
    • G02F1/11—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  based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves
    • G02F1/125—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  based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
DE8484112405T 1983-10-17 1984-10-15 Optisches festkoerper-interferometer. Expired - Lifetime DE3484642D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58192494A JPS6085312A (ja) 1983-10-17 1983-10-17 固体化干渉計

Publications (1)

Publication Number Publication Date
DE3484642D1 true DE3484642D1 (de) 1991-07-04

Family

ID=16292236

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484112405T Expired - Lifetime DE3484642D1 (de) 1983-10-17 1984-10-15 Optisches festkoerper-interferometer.

Country Status (5)

Country Link
US (1) US4708480A (de)
EP (1) EP0141331B1 (de)
JP (1) JPS6085312A (de)
KR (1) KR900008266B1 (de)
DE (1) DE3484642D1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61296223A (ja) * 1985-06-24 1986-12-27 Nippon Telegr & Teleph Corp <Ntt> 光周波数計
JPS625104A (ja) * 1985-07-01 1987-01-12 Omron Tateisi Electronics Co 導波型光変位センサ
DE3527274A1 (de) * 1985-08-01 1987-02-05 Northrop Corp Passives duennfilm-ringresonator-lasergyroskop
FR2590015B1 (fr) * 1985-11-08 1988-12-09 Thomson Csf Dispositif interferometrique en anneau reciproque a fibre optique monomode
JP2655647B2 (ja) * 1987-07-07 1997-09-24 株式会社トプコン 光集積回路型干渉計
DE4027024A1 (de) * 1990-08-27 1992-03-05 Standard Elektrik Lorenz Ag Faserkreisel
US5365338A (en) * 1991-05-28 1994-11-15 The United States Of America As Represented By The Secretary Of The Navy Wavelength sensor for fiber optic gyroscope
US5229831A (en) * 1991-09-20 1993-07-20 The Charles Stark Draper Laboratory, Inc. Ultraminiature tactical grade cryogenic RFOG
JP3975066B2 (ja) * 2001-10-12 2007-09-12 株式会社トプコン レーザ発振装置
GB0322859D0 (en) * 2003-09-30 2003-10-29 British Telecomm Communication
US7667849B2 (en) * 2003-09-30 2010-02-23 British Telecommunications Public Limited Company Optical sensor with interferometer for sensing external physical disturbance of optical communications link
GB0407386D0 (en) 2004-03-31 2004-05-05 British Telecomm Monitoring a communications link
WO2006035198A1 (en) 2004-09-30 2006-04-06 British Telecommunications Public Limited Company Identifying or locating waveguides
GB0421747D0 (en) 2004-09-30 2004-11-03 British Telecomm Distributed backscattering
GB0427733D0 (en) * 2004-12-17 2005-01-19 British Telecomm Optical system
KR20070095909A (ko) 2004-12-17 2007-10-01 브리티쉬 텔리커뮤니케이션즈 파블릭 리미티드 캄퍼니 네트워크 평가 방법
WO2006092606A1 (en) * 2005-03-04 2006-09-08 British Telecommunications Public Limited Company Acousto-optical modulator arrangement
GB0504579D0 (en) * 2005-03-04 2005-04-13 British Telecomm Communications system
EP1708388A1 (de) 2005-03-31 2006-10-04 British Telecommunications Public Limited Company Verfahren zum Mitteilen von Informationen
US20090054809A1 (en) * 2005-04-08 2009-02-26 Takeharu Morishita Sampling Device for Viscous Sample, Homogenization Method for Sputum and Method of Detecting Microbe
EP1713301A1 (de) 2005-04-14 2006-10-18 BRITISH TELECOMMUNICATIONS public limited company Verfahren und Gerät zur Schallübertragung über eine optische Verbindung
EP1729096A1 (de) * 2005-06-02 2006-12-06 BRITISH TELECOMMUNICATIONS public limited company Verfahren und Vorrichtung zur Ermittlung der Stelle einer Störung in einer optischen Faser
EP1826924A1 (de) 2006-02-24 2007-08-29 BRITISH TELECOMMUNICATIONS public limited company Abtastung einer Störung
US7961331B2 (en) 2006-02-24 2011-06-14 British Telecommunications Public Limited Company Sensing a disturbance along an optical path
CA2643344A1 (en) 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Sensing a disturbance
US8670662B2 (en) 2006-04-03 2014-03-11 British Telecommunications Public Limited Company Evaluating the position of an optical fiber disturbance
US8223340B2 (en) 2007-11-15 2012-07-17 The Board Of Trustees Of The Leland Stanford Junior University Laser-driven optical gyroscope having a non-negligible source coherence length
EP2188592B1 (de) * 2007-11-15 2012-07-04 The Board of Trustees of The Leland Stanford Junior University Rauscharme faseroptischer sensor mit einer laserquelle
JP6162893B2 (ja) * 2013-06-20 2017-07-12 トゥビタク（ティルカイエ ビリミシール ベ テクノロジャイケ アリアステリマ クルム） 回転速度の均一影響下での干渉型光ファイバジャイロスコープ（ｉｆｏｇ）の瞬間ゼロ回転速度電圧の動的な監視及び導出
CN110651167B (zh) * 2017-05-30 2023-10-31 加州理工学院 具有噪声消除的集成光学陀螺仪

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US4326803A (en) * 1979-09-20 1982-04-27 Northrop Corporation Thin film laser gyro
FR2490835A1 (fr) * 1980-08-29 1982-03-26 Thomson Csf Structure optique integree a couplage directionnel conforme
JPS58182507A (ja) * 1982-04-20 1983-10-25 Nippon Denso Co Ltd 角速度検出装置
JPS5932870A (ja) * 1982-08-17 1984-02-22 Nippon Denso Co Ltd 角速度検出装置

Also Published As

Publication number Publication date
EP0141331A2 (de) 1985-05-15
EP0141331B1 (de) 1991-05-29
US4708480A (en) 1987-11-24
EP0141331A3 (en) 1987-05-13
KR900008266B1 (ko) 1990-11-10
JPS6085312A (ja) 1985-05-14
JPH0477844B2 (de) 1992-12-09
KR850003223A (ko) 1985-06-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee