NO883158L - Optisk avfoelings-system. - Google Patents

Optisk avfoelings-system.

Info

Publication number
NO883158L
NO883158L NO88883158A NO883158A NO883158L NO 883158 L NO883158 L NO 883158L NO 88883158 A NO88883158 A NO 88883158A NO 883158 A NO883158 A NO 883158A NO 883158 L NO883158 L NO 883158L
Authority
NO
Norway
Prior art keywords
feeling system
optical
optical feeling
feeling
Prior art date
Application number
NO88883158A
Other languages
English (en)
Other versions
NO883158D0 (no
Inventor
Michael Laurence Henning
Christopher Lamb
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Publication of NO883158D0 publication Critical patent/NO883158D0/no
Publication of NO883158L publication Critical patent/NO883158L/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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NO88883158A 1987-07-16 1988-07-15 Optisk avfoelings-system. NO883158L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878716776A GB8716776D0 (en) 1987-07-16 1987-07-16 Optical sensing systems

Publications (2)

Publication Number Publication Date
NO883158D0 NO883158D0 (no) 1988-07-15
NO883158L true NO883158L (no) 1989-01-17

Family

ID=10620759

Family Applications (1)

Application Number Title Priority Date Filing Date
NO88883158A NO883158L (no) 1987-07-16 1988-07-15 Optisk avfoelings-system.

Country Status (5)

Country Link
US (1) US4956549A (no)
EP (1) EP0299638B1 (no)
DE (1) DE3877270T2 (no)
GB (1) GB8716776D0 (no)
NO (1) NO883158L (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2248684A (en) * 1990-10-12 1992-04-15 Marconi Gec Ltd Optical sensing systems
US5643801A (en) * 1992-11-06 1997-07-01 Semiconductor Energy Laboratory Co., Ltd. Laser processing method and alignment
JP3778456B2 (ja) 1995-02-21 2006-05-24 株式会社半導体エネルギー研究所 絶縁ゲイト型薄膜半導体装置の作製方法
US6522797B1 (en) * 1998-09-01 2003-02-18 Input/Output, Inc. Seismic optical acoustic recursive sensor system
GB9908075D0 (en) * 1999-04-09 1999-06-02 Secr Defence An optical fibre sensor assembly
GB2436872A (en) * 2006-04-06 2007-10-10 Qinetiq Ltd Fibre-optic sensor package
WO2017095370A1 (en) 2015-11-30 2017-06-08 Halliburton Energy Services, Inc. Optical frequency comb source for fiber sensor interferometer arrays

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3433958A (en) * 1965-08-27 1969-03-18 Bell Telephone Labor Inc Optical channel separation by deflection
US3633995A (en) * 1970-02-17 1972-01-11 Ibm Acousto-optic light deflection system
US4358851A (en) * 1980-02-28 1982-11-09 Xerox Corporation Fiber optic laser device and light emitter utilizing the device
US4616898A (en) * 1980-03-31 1986-10-14 Polaroid Corporation Optical communication systems using raman repeaters and components therefor
GB2126820B (en) * 1982-07-17 1986-03-26 Plessey Co Plc An optical sensing system
US4603421A (en) * 1982-11-24 1986-07-29 Xerox Corporation Incoherent composite multi-emitter laser for an optical arrangement
US4635246A (en) * 1983-10-20 1987-01-06 The United States Of America As Represented By The Secretary Of The Navy Frequency multiplex system using injection locking of multiple laser diodes
US4632551A (en) * 1984-06-11 1986-12-30 Litton Systems, Inc. Passive sampling interferometric sensor arrays
GB2167574B (en) * 1984-11-02 1988-02-24 Plessey Co Plc Transducers for optical frequency shifting arrangements
US4856092A (en) * 1984-11-24 1989-08-08 Plessey Overseas Limited Optical pulse generating arrangements
GB2189880B (en) * 1986-04-30 1989-12-28 Plessey Co Plc Optical sensor system

Also Published As

Publication number Publication date
EP0299638B1 (en) 1993-01-07
EP0299638A3 (en) 1989-09-20
NO883158D0 (no) 1988-07-15
DE3877270D1 (de) 1993-02-18
DE3877270T2 (de) 1993-05-06
EP0299638A2 (en) 1989-01-18
US4956549A (en) 1990-09-11
GB8716776D0 (en) 1987-11-18

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