JP2005512047A - 光ファイバの欠陥を検出するセンサおよび方法 - Google Patents

光ファイバの欠陥を検出するセンサおよび方法 Download PDF

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Publication number
JP2005512047A
JP2005512047A JP2003549892A JP2003549892A JP2005512047A JP 2005512047 A JP2005512047 A JP 2005512047A JP 2003549892 A JP2003549892 A JP 2003549892A JP 2003549892 A JP2003549892 A JP 2003549892A JP 2005512047 A JP2005512047 A JP 2005512047A
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JP
Japan
Prior art keywords
light
modulation signal
optical path
path
length
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Pending
Application number
JP2003549892A
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English (en)
Japanese (ja)
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JP2005512047A5 (https=
Inventor
レインジ，チャールズ
アング，ディック
アンソン，スコット
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Honeywell International Inc
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Honeywell International Inc
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Publication date
Application filed by Honeywell International Inc filed Critical Honeywell International Inc
Publication of JP2005512047A publication Critical patent/JP2005512047A/ja
Publication of JP2005512047A5 publication Critical patent/JP2005512047A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
    • 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
    • G01D5/35306—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 an interferometer arrangement
    • G01D5/35325—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 an interferometer arrangement using interferometer with two arms in reflection, e.g. Mickelson interferometer
    • 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
    • G01D5/35338—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 other arrangements than interferometer arrangements
    • G01D5/35354—Sensor working in reflection
    • 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
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/331—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face by using interferometer

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Gyroscopes (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP2003549892A 2001-12-04 2002-11-21 光ファイバの欠陥を検出するセンサおよび方法 Pending JP2005512047A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/004,651 US6798523B2 (en) 2001-12-04 2001-12-04 Sensor and method for detecting fiber optic faults
PCT/US2002/037471 WO2003048746A1 (en) 2001-12-04 2002-11-21 Sensor and method for detecting fiber optic faults

Publications (2)

Publication Number Publication Date
JP2005512047A true JP2005512047A (ja) 2005-04-28
JP2005512047A5 JP2005512047A5 (https=) 2006-01-05

Family

ID=21711817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003549892A Pending JP2005512047A (ja) 2001-12-04 2002-11-21 光ファイバの欠陥を検出するセンサおよび方法

Country Status (4)

Country Link
US (1) US6798523B2 (https=)
EP (1) EP1451556A1 (https=)
JP (1) JP2005512047A (https=)
WO (1) WO2003048746A1 (https=)

Cited By (1)

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JP2013535675A (ja) * 2010-07-29 2013-09-12 ワイカトリンク リミテッド 対象物の距離特性および／または輝度特性を測定する装置および方法

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GB0322859D0 (en) * 2003-09-30 2003-10-29 British Telecomm Communication
FR2867620B1 (fr) * 2004-03-12 2008-10-24 Thales Sa Dispositif de decalage de frequence dans un chemin optique a source laser continue
FR2867619B1 (fr) * 2004-03-12 2006-06-23 Thales Sa Dispositif de decalage de frequence dans un chemin optique a source laser pulsee
GB0407386D0 (en) * 2004-03-31 2004-05-05 British Telecomm Monitoring a communications link
US7245800B1 (en) 2004-09-08 2007-07-17 Lockheed Martin Corporation Fiber optic interconnect with visible laser indicator and fault detector
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
JP4782798B2 (ja) 2004-12-17 2011-09-28 ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー ネットワークの評価
GB0504579D0 (en) * 2005-03-04 2005-04-13 British Telecomm Communications system
US7697795B2 (en) * 2005-03-04 2010-04-13 British Telecommunications Public Limited Company Acoustic modulation
EP1708388A1 (en) 2005-03-31 2006-10-04 British Telecommunications Public Limited Company Communicating information
JPWO2006109693A1 (ja) * 2005-04-08 2008-11-13 エーザイ・アール・アンド・ディー・マネジメント株式会社 粘性試料のサンプリング器具、喀痰の均質化処理方法及び微生物の検出方法
EP1713301A1 (en) * 2005-04-14 2006-10-18 BRITISH TELECOMMUNICATIONS public limited company Method and apparatus for communicating sound over an optical link
EP1729096A1 (en) * 2005-06-02 2006-12-06 BRITISH TELECOMMUNICATIONS public limited company Method and apparatus for determining the position of a disturbance in an optical fibre
EP1826924A1 (en) * 2006-02-24 2007-08-29 BRITISH TELECOMMUNICATIONS public limited company Sensing a disturbance
WO2007096579A1 (en) * 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Sensing a disturbance
DE602007013874D1 (de) * 2006-02-24 2011-05-26 British Telecomm Erfassen einer störung
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US9964464B2 (en) * 2012-04-11 2018-05-08 Ultra Communications, Inc. Optical time domain reflectometer with high resolution and high sensitivity
CN103954369B (zh) * 2014-04-23 2017-08-25 武汉虹拓新技术有限责任公司 一种电控相移方法
EP3029488B1 (de) * 2014-12-04 2019-02-27 Hexagon Technology Center GmbH Distanzmessgerät mit einer Laser-artigen Lichtquelle
CN109357689B (zh) * 2018-11-21 2022-06-07 中国船舶重工集团公司第七0七研究所 一种三轴光纤陀螺仪标度因数正交建模补偿方法
US10928435B2 (en) * 2019-07-15 2021-02-23 The Boeing Company Electrical fault detector and method of use
US11346214B2 (en) 2019-09-13 2022-05-31 Baker Hughes Oilfield Operations Llc Monitoring of downhole components during deployment
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013535675A (ja) * 2010-07-29 2013-09-12 ワイカトリンク リミテッド 対象物の距離特性および／または輝度特性を測定する装置および方法

Also Published As

Publication number Publication date
US6798523B2 (en) 2004-09-28
US20030103211A1 (en) 2003-06-05
EP1451556A1 (en) 2004-09-01
WO2003048746A1 (en) 2003-06-12

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