DE68900682D1 - Faseroptischer mehrpunkt-temperatursensor. - Google Patents

Faseroptischer mehrpunkt-temperatursensor.

Info

Publication number
DE68900682D1
DE68900682D1 DE8989400188T DE68900682T DE68900682D1 DE 68900682 D1 DE68900682 D1 DE 68900682D1 DE 8989400188 T DE8989400188 T DE 8989400188T DE 68900682 T DE68900682 T DE 68900682T DE 68900682 D1 DE68900682 D1 DE 68900682D1
Authority
DE
Germany
Prior art keywords
temperature sensor
point temperature
fiber optical
optical multi
fiber
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 - Fee Related
Application number
DE8989400188T
Other languages
English (en)
Inventor
Herve Lefevre
Jean-Pierre Bettini
Serge Botti
Marc Turpin
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE68900682D1 publication Critical patent/DE68900682D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/344—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using polarisation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
DE8989400188T 1988-01-25 1989-01-24 Faseroptischer mehrpunkt-temperatursensor. Expired - Fee Related DE68900682D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8800780A FR2626367B1 (fr) 1988-01-25 1988-01-25 Capteur de temperature multipoints a fibre optique

Publications (1)

Publication Number Publication Date
DE68900682D1 true DE68900682D1 (de) 1992-02-27

Family

ID=9362585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989400188T Expired - Fee Related DE68900682D1 (de) 1988-01-25 1989-01-24 Faseroptischer mehrpunkt-temperatursensor.

Country Status (5)

Country Link
US (1) US4928005A (de)
EP (1) EP0326475B1 (de)
CA (1) CA1323504C (de)
DE (1) DE68900682D1 (de)
FR (1) FR2626367B1 (de)

Families Citing this family (117)

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US6485413B1 (en) 1991-04-29 2002-11-26 The General Hospital Corporation Methods and apparatus for forward-directed optical scanning instruments
US6501551B1 (en) 1991-04-29 2002-12-31 Massachusetts Institute Of Technology Fiber optic imaging endoscope interferometer with at least one faraday rotator
US6134003A (en) * 1991-04-29 2000-10-17 Massachusetts Institute Of Technology Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope
US5317524A (en) * 1991-09-19 1994-05-31 Allied-Signal Inc. Spectral signal analyzer system
FR2683053B1 (fr) * 1991-10-29 1994-10-07 Thomson Csf Fibre optique et procede de fabrication.
US5255068A (en) * 1991-11-25 1993-10-19 Allied-Signal Inc. Fringe pattern analysis of a birefringent modified spectrum to determine environmental temperature
US5716324A (en) * 1992-08-25 1998-02-10 Fuji Photo Film Co., Ltd. Endoscope with surface and deep portion imaging systems
US5263776A (en) * 1992-09-25 1993-11-23 International Business Machines Corporation Multi-wavelength optical thermometry
US5383467A (en) * 1992-11-18 1995-01-24 Spectrascience, Inc. Guidewire catheter and apparatus for diagnostic imaging
ES2102187T3 (es) * 1992-11-18 1997-07-16 Spectrascience Inc Aparato para diagnostico por formacion de imagenes.
FR2706607B1 (fr) * 1993-06-15 1995-07-21 Thomson Csf Capteur de température multipoints reconfigurable.
FR2706606B1 (fr) * 1993-06-15 1995-07-21 Thomson Csf Capteur à fibre optique reconfigurable.
US5825492A (en) * 1996-04-26 1998-10-20 Jaton Systems Incorporated Method and apparatus for measuring retardation and birefringence
US5892583A (en) * 1997-08-21 1999-04-06 Li; Ming-Chiang High speed inspection of a sample using superbroad radiation coherent interferometer
US5905572A (en) * 1997-08-21 1999-05-18 Li; Ming-Chiang Sample inspection using interference and/or correlation of scattered superbroad radiation
US6014214A (en) * 1997-08-21 2000-01-11 Li; Ming-Chiang High speed inspection of a sample using coherence processing of scattered superbroad radiation
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FR2595820B1 (fr) * 1986-03-13 1990-01-05 Bertin & Cie Dispositif a fibres optiques pour la detection a distance d'une grandeur physique, en particulier de la temperature
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FR2599493A1 (fr) * 1986-05-30 1987-12-04 Comp Generale Electricite Dispositif de mesure multipoint a fibre optique avec multiplexage temporel

Also Published As

Publication number Publication date
US4928005A (en) 1990-05-22
CA1323504C (en) 1993-10-26
FR2626367A1 (fr) 1989-07-28
FR2626367B1 (fr) 1990-05-11
EP0326475B1 (de) 1992-01-15
EP0326475A1 (de) 1989-08-02

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