TWI348543B - Optical fiber device for measuring a parameter of interest - Google Patents

Optical fiber device for measuring a parameter of interest

Info

Publication number
TWI348543B
TWI348543B TW096137306A TW96137306A TWI348543B TW I348543 B TWI348543 B TW I348543B TW 096137306 A TW096137306 A TW 096137306A TW 96137306 A TW96137306 A TW 96137306A TW I348543 B TWI348543 B TW I348543B
Authority
TW
Taiwan
Prior art keywords
interest
parameter
measuring
optical fiber
fiber device
Prior art date
Application number
TW096137306A
Other languages
English (en)
Other versions
TW200825387A (en
Inventor
Timothy E Dimmick
Kevin H Smith
Douglas J Markos
Original Assignee
Harris Corp
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 Harris Corp filed Critical Harris Corp
Publication of TW200825387A publication Critical patent/TW200825387A/zh
Application granted granted Critical
Publication of TWI348543B publication Critical patent/TWI348543B/zh

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
    • G01K11/3206—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 at discrete locations in the fibre, e.g. using Bragg scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/246—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using integrated gratings, e.g. Bragg gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/241—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using electro-optical modulators, e.g. electro-absorption
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
    • G02B6/021—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the core or cladding or coating, e.g. materials, radial refractive index profiles, cladding shape

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Couplings Of Light Guides (AREA)
TW096137306A 2006-10-05 2007-10-04 Optical fiber device for measuring a parameter of interest TWI348543B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/538,954 US7539361B2 (en) 2006-10-05 2006-10-05 Fiber optic device for measuring a parameter of interest

Publications (2)

Publication Number Publication Date
TW200825387A TW200825387A (en) 2008-06-16
TWI348543B true TWI348543B (en) 2011-09-11

Family

ID=39271608

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096137306A TWI348543B (en) 2006-10-05 2007-10-04 Optical fiber device for measuring a parameter of interest

Country Status (6)

Country Link
US (1) US7539361B2 (zh)
EP (1) EP2082203A2 (zh)
JP (1) JP5038428B2 (zh)
CA (1) CA2665337A1 (zh)
TW (1) TWI348543B (zh)
WO (1) WO2008042959A2 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI457626B (zh) * 2011-12-13 2014-10-21 Nat Univ Chung Cheng Fiber grating sensor

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CN112525297A (zh) * 2020-12-23 2021-03-19 北京航天控制仪器研究所 一种基于光纤光栅的液位传感探头
CN113218341A (zh) * 2021-05-21 2021-08-06 哈尔滨理工大学 一种电缆变向式红外偏心检测装置及检测方法
CN113218340A (zh) * 2021-05-21 2021-08-06 哈尔滨理工大学 一种小直径电缆变光式偏心检测装置及检测方法
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CN114156721B (zh) * 2021-12-02 2024-04-26 长飞光纤光缆股份有限公司 基于锁温光纤光栅的增益平坦光纤放大器及其控制方法
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI457626B (zh) * 2011-12-13 2014-10-21 Nat Univ Chung Cheng Fiber grating sensor

Also Published As

Publication number Publication date
WO2008042959A3 (en) 2008-06-26
JP2010506170A (ja) 2010-02-25
CA2665337A1 (en) 2008-04-10
WO2008042959A2 (en) 2008-04-10
EP2082203A2 (en) 2009-07-29
US20080085080A1 (en) 2008-04-10
US7539361B2 (en) 2009-05-26
TW200825387A (en) 2008-06-16
JP5038428B2 (ja) 2012-10-03

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