NO177117C - Fremgangsmåte og apparat for deteksjon av en dynamisk parameter i forbindelse med en optisk fibersensor - Google Patents

Fremgangsmåte og apparat for deteksjon av en dynamisk parameter i forbindelse med en optisk fibersensor

Info

Publication number
NO177117C
NO177117C NO883680A NO883680A NO177117C NO 177117 C NO177117 C NO 177117C NO 883680 A NO883680 A NO 883680A NO 883680 A NO883680 A NO 883680A NO 177117 C NO177117 C NO 177117C
Authority
NO
Norway
Prior art keywords
detecting
connection
optical fiber
fiber sensor
dynamic parameter
Prior art date
Application number
NO883680A
Other languages
English (en)
Norwegian (no)
Other versions
NO883680D0 (no
NO177117B (no
NO883680L (no
Inventor
Thomas J Poorman
Original Assignee
Western Atlas Int 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 Western Atlas Int Inc filed Critical Western Atlas Int Inc
Publication of NO883680D0 publication Critical patent/NO883680D0/no
Publication of NO883680L publication Critical patent/NO883680L/no
Publication of NO177117B publication Critical patent/NO177117B/no
Publication of NO177117C publication Critical patent/NO177117C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Cable Accessories (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NO883680A 1987-09-03 1988-08-18 Fremgangsmåte og apparat for deteksjon av en dynamisk parameter i forbindelse med en optisk fibersensor NO177117C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/093,301 US4800266A (en) 1987-09-03 1987-09-03 Fiber optic sensor with light sampling for referencing

Publications (4)

Publication Number Publication Date
NO883680D0 NO883680D0 (no) 1988-08-18
NO883680L NO883680L (no) 1989-03-06
NO177117B NO177117B (no) 1995-04-10
NO177117C true NO177117C (no) 1995-07-19

Family

ID=22238200

Family Applications (1)

Application Number Title Priority Date Filing Date
NO883680A NO177117C (no) 1987-09-03 1988-08-18 Fremgangsmåte og apparat for deteksjon av en dynamisk parameter i forbindelse med en optisk fibersensor

Country Status (6)

Country Link
US (1) US4800266A (de)
EP (1) EP0306227B1 (de)
CA (1) CA1309488C (de)
DK (1) DK169220B1 (de)
IE (1) IE62988B1 (de)
NO (1) NO177117C (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4902888A (en) * 1987-12-15 1990-02-20 Brother Kogyo Kabushiki Kaisha Optical fiber sensor
US5031985A (en) * 1988-12-14 1991-07-16 Koito Manufacturing Co., Ltd. Optical switch system and apparatus
US5004911A (en) * 1989-06-20 1991-04-02 Honeywell Inc. Time multiplexed fiber optic sensor
US5059783A (en) * 1990-06-04 1991-10-22 Honeywell Inc. Interferometric fiber optic proximity switch
FR2693069B1 (fr) * 1992-06-26 1997-04-25 Thomson Csf Hydrophone a fibre optique et antenne comprenant de tels hydrophones.
JPH06136678A (ja) * 1992-10-29 1994-05-17 Toshiba Corp 連続蒸解釜温度分布制御装置
US5401958A (en) * 1993-09-08 1995-03-28 General Electric Company Optical temperature compensation of spectral modulation sensors by spectrographic interrogation having a dispersive element
US6522797B1 (en) 1998-09-01 2003-02-18 Input/Output, Inc. Seismic optical acoustic recursive sensor system
RU2267085C1 (ru) * 2004-03-25 2005-12-27 Тольяттинский государственный университет Волоконно-оптический датчик
US7239385B2 (en) * 2004-11-30 2007-07-03 Hutchinson Technology Incorporated Method and apparatus for monitoring output signal instability in a light source
US9372150B2 (en) 2014-08-01 2016-06-21 Institut National D'optique Optical method and system for measuring an environmental parameter
US9244002B1 (en) 2014-08-01 2016-01-26 Institut National D'optique Optical method and system for measuring an environmental parameter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3409369A (en) * 1964-04-30 1968-11-05 Honeywell Inc Laser radar
US3584220A (en) * 1966-04-09 1971-06-08 Hitachi Ltd Optical communication system
US4207561A (en) * 1975-10-31 1980-06-10 International Telephone And Telegraph Corporation Intruder alarm arrangement for an optical communication system
US4319186A (en) * 1978-05-05 1982-03-09 National Research Development Corporation Signal sensors
US4162397A (en) * 1978-06-28 1979-07-24 The United States Of America As Represented By The Secretary Of The Navy Fiber optic acoustic sensor
IT1138312B (it) * 1981-05-06 1986-09-17 Cise Spa Interferometro con trasmissione in fibra ottica dell'informazione di fase utile
US4652744A (en) * 1982-04-14 1987-03-24 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic sensor for detecting very small displacements of a surface
GB2144215B (en) * 1983-07-28 1988-06-22 Cise Spa Interferometric detector with fibre-optic sensor
GB8415127D0 (en) * 1984-06-14 1984-07-18 Davies D E N Optical displacement sensors
EP0190184B1 (de) * 1984-06-30 1990-06-13 Kent Scientific and Industrial Projects Limited Interferometrischer sensor
US4697926A (en) * 1985-02-08 1987-10-06 The Board Of Trustees Of The Leland Stanford Junior University Coherent distributed sensor and method using short coherence length sources
GB2184237B (en) * 1985-10-21 1990-01-24 Plessey Co Plc Sensing systems
US4728191A (en) * 1986-10-22 1988-03-01 Optical Technologies, Incorporated Divided interferometer employing a single 3×3 coupler/splitter

Also Published As

Publication number Publication date
IE62988B1 (en) 1995-03-08
NO883680D0 (no) 1988-08-18
DK489188D0 (da) 1988-09-02
CA1309488C (en) 1992-10-27
US4800266A (en) 1989-01-24
NO177117B (no) 1995-04-10
DK169220B1 (da) 1994-09-12
DK489188A (da) 1989-03-04
EP0306227A2 (de) 1989-03-08
NO883680L (no) 1989-03-06
EP0306227A3 (en) 1989-09-06
IE882511L (en) 1989-03-03
EP0306227B1 (de) 1992-12-02

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