DE60022257T2 - Verbessertes Normalisationsverfahren für fiberoptische Sensorsysteme - Google Patents

Verbessertes Normalisationsverfahren für fiberoptische Sensorsysteme Download PDF

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Publication number
DE60022257T2
DE60022257T2 DE60022257T DE60022257T DE60022257T2 DE 60022257 T2 DE60022257 T2 DE 60022257T2 DE 60022257 T DE60022257 T DE 60022257T DE 60022257 T DE60022257 T DE 60022257T DE 60022257 T2 DE60022257 T2 DE 60022257T2
Authority
DE
Germany
Prior art keywords
fiber optic
sensor systems
optic sensor
normalization process
improved normalization
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
DE60022257T
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English (en)
Other versions
DE60022257D1 (de
Inventor
David B Hall
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems 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 Litton Systems Inc filed Critical Litton Systems Inc
Application granted granted Critical
Publication of DE60022257D1 publication Critical patent/DE60022257D1/de
Publication of DE60022257T2 publication Critical patent/DE60022257T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G01D5/353—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 influencing the transmission properties of an optical fibre
    • G01D5/35383—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 influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques
    • 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
    • G01D5/353—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 influencing the transmission properties of an optical fibre
    • G01D5/35303—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 influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Gyroscopes (AREA)
  • Optical Transform (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE60022257T 1999-05-10 2000-04-28 Verbessertes Normalisationsverfahren für fiberoptische Sensorsysteme Expired - Fee Related DE60022257T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/309,143 US6134015A (en) 1999-05-10 1999-05-10 Normalization method for fiber optic sensor system

Publications (2)

Publication Number Publication Date
DE60022257D1 DE60022257D1 (de) 2005-10-06
DE60022257T2 true DE60022257T2 (de) 2006-06-14

Family

ID=23196885

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60022257T Expired - Fee Related DE60022257T2 (de) 1999-05-10 2000-04-28 Verbessertes Normalisationsverfahren für fiberoptische Sensorsysteme

Country Status (6)

Country Link
US (1) US6134015A (de)
EP (1) EP1052482B1 (de)
CA (1) CA2306681C (de)
DE (1) DE60022257T2 (de)
IL (1) IL136010A (de)
NO (1) NO326064B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6346985B1 (en) * 1999-10-29 2002-02-12 Litton Systems, Inc. Optical method for the transduction of remote arrays of electromechanical sensors
DE10331966A1 (de) * 2003-07-15 2005-02-03 Robert Bosch Gmbh Optische Meßeinrichtung
FR2874708B1 (fr) * 2004-08-31 2007-01-19 Cit Alcatel Instrument d'observation a synthese d'ouverture optique et champ d'observation et/ou resolution variables
US7327462B2 (en) * 2005-08-17 2008-02-05 Litton Systems, Inc. Method and apparatus for direct detection of signals from a differential delay heterodyne interferometric system
US7339678B2 (en) * 2005-11-09 2008-03-04 Northrop Grumman Corporation Method and system of using odd harmonics for phase generated carrier homodyne

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4848906A (en) * 1987-02-02 1989-07-18 Litton Systems, Inc. Multiplexed fiber optic sensor
US5227857A (en) * 1991-04-24 1993-07-13 The United States Of America As Represented By The Secretary Of The Navy System for cancelling phase noise in an interferometric fiber optic sensor arrangement
US5173743A (en) * 1991-05-28 1992-12-22 Litton Systems, Inc. Fiber optical time-division-multiplexed unbalanced pulsed interferometer with polarization fading compensation

Also Published As

Publication number Publication date
IL136010A (en) 2003-06-24
EP1052482B1 (de) 2005-08-31
NO20002415L (no) 2000-11-13
NO326064B1 (no) 2008-09-08
IL136010A0 (en) 2001-05-20
CA2306681C (en) 2005-03-22
CA2306681A1 (en) 2000-11-10
DE60022257D1 (de) 2005-10-06
US6134015A (en) 2000-10-17
NO20002415D0 (no) 2000-05-09
EP1052482A3 (de) 2002-05-22
EP1052482A2 (de) 2000-11-15

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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