DE60239424D1 - Chirale fasersensorvorrichtung und verfahren - Google Patents

Chirale fasersensorvorrichtung und verfahren

Info

Publication number
DE60239424D1
DE60239424D1 DE60239424T DE60239424T DE60239424D1 DE 60239424 D1 DE60239424 D1 DE 60239424D1 DE 60239424 T DE60239424 T DE 60239424T DE 60239424 T DE60239424 T DE 60239424T DE 60239424 D1 DE60239424 D1 DE 60239424D1
Authority
DE
Germany
Prior art keywords
chiral fiber
chiral
external condition
particular external
fiber element
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 - Lifetime
Application number
DE60239424T
Other languages
English (en)
Inventor
Victor Il Ich Kopp
Azriel Zelig Genack
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.)
Chiral Photonics Inc
Original Assignee
Chiral Photonics 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 Chiral Photonics Inc filed Critical Chiral Photonics Inc
Application granted granted Critical
Publication of DE60239424D1 publication Critical patent/DE60239424D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • 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
    • G01D5/35341—Sensor working in transmission
    • G01D5/35345—Sensor working in transmission using Amplitude variations to detect the measured quantity
    • 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
    • G01D5/3537—Optical fibre sensor using a particular arrangement of the optical fibre itself
    • G01D5/3538—Optical fibre sensor using a particular arrangement of the optical fibre itself using a particular type of fiber, e.g. fibre with several cores, PANDA fiber, fiber with an elliptic core or the like
    • 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
    • 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
    • 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
    • G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
    • 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
    • G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
    • G02B2006/0209—Helical, chiral gratings
    • 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/0239—Comprising means for varying the guiding properties, e.g. tuning means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Measuring Fluid Pressure (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Transform (AREA)
  • Ropes Or Cables (AREA)
DE60239424T 2001-12-06 2002-12-06 Chirale fasersensorvorrichtung und verfahren Expired - Lifetime DE60239424D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33791501P 2001-12-06 2001-12-06
PCT/US2002/039306 WO2003050576A1 (en) 2001-12-06 2002-12-06 Chiral fiber sensor apparatus and method

Publications (1)

Publication Number Publication Date
DE60239424D1 true DE60239424D1 (de) 2011-04-21

Family

ID=23322559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60239424T Expired - Lifetime DE60239424D1 (de) 2001-12-06 2002-12-06 Chirale fasersensorvorrichtung und verfahren

Country Status (8)

Country Link
US (1) US6792169B2 (de)
EP (1) EP1466198B1 (de)
JP (1) JP2005513427A (de)
AT (1) ATE501452T1 (de)
AU (1) AU2002357113A1 (de)
CA (1) CA2509038A1 (de)
DE (1) DE60239424D1 (de)
WO (1) WO2003050576A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6925230B2 (en) * 2002-03-22 2005-08-02 Chiral Photonics, Inc. Long period chiral fiber grating apparatus
WO2006107277A1 (en) * 2005-04-05 2006-10-12 Agency For Science, Technology And Research Optical fiber strain sensor
WO2009158661A2 (en) 2008-06-26 2009-12-30 Chiral Photonics, Inc. Optical chiral fiber isolator and method of fabrication thereof
US9851510B2 (en) 2008-07-14 2017-12-26 Chiral Photonics, Inc. Phase locking optical fiber coupler
US9766407B2 (en) 2008-07-14 2017-09-19 Chiral Photonics, Inc. Untappable secure optical fiber link component
US20130216184A1 (en) 2008-07-14 2013-08-22 Victor Il'ich Kopp Configurable pitch reducing optical fiber array
US9857536B2 (en) 2008-07-14 2018-01-02 Chiral Photonics, Inc. Optical component assembly for use with an optical device
US20100158438A1 (en) * 2008-12-18 2010-06-24 Chiral Photonics, Inc. Fiber Optic Diffraction Grating
GB0919902D0 (en) 2009-11-13 2009-12-30 Qinetiq Ltd Improvements in fibre optic cables for distributed sensing
US20110292676A1 (en) 2010-05-28 2011-12-01 Etkin Chiral Fiber Apparatus and Method for Controllable Light Extraction from Optical Waveguides
US10502898B2 (en) 2011-01-20 2019-12-10 Chiral Photonics, Inc. Chiral fiber circular polarizer
US20120257857A1 (en) 2011-04-08 2012-10-11 Chiral Photonics, Inc. High Density Optical Packaging Header Apparatus
US20130188175A1 (en) 2012-01-20 2013-07-25 Chiral Photonics, Inc. Configurable Chiral Fiber Tip-Positioned Sensor
DK2972528T3 (en) 2013-03-15 2018-03-05 Nlight Inc Spun, non-circular and non-elliptical fibers and apparatus using them
US9746434B2 (en) 2013-03-28 2017-08-29 Exxonmobil Research And Engineering Company Method and system for determining flow distribution through a component
US9778115B2 (en) 2013-03-28 2017-10-03 Exxonmobil Research And Engineering Company Method and system for detecting deposits in a vessel
US9880035B2 (en) 2013-03-28 2018-01-30 Exxonmobil Research And Engineering Company Method and system for detecting coking growth and maldistribution in refinery equipment
US9817191B2 (en) 2013-06-14 2017-11-14 Chiral Photonics, Inc. Multichannel optical coupler array
US10101536B2 (en) 2013-06-14 2018-10-16 Chiral Photonics, Inc. Multichannel optical coupler array
US10838155B2 (en) 2013-06-14 2020-11-17 Chiral Photonics, Inc. Multichannel optical coupler
US10914891B2 (en) 2013-06-14 2021-02-09 Chiral Photonics, Inc. Multichannel optical coupler
US11966091B2 (en) 2013-06-14 2024-04-23 Chiral Photonics, Inc. Multichannel optical coupler array
US10564348B2 (en) 2013-06-14 2020-02-18 Chiral Photonics, Inc. Passive aligning optical coupler array
US11156781B2 (en) 2013-06-14 2021-10-26 Chiral Photonics, Inc. Passive aligning optical coupler array
US10126494B2 (en) 2013-06-14 2018-11-13 Chiral Photonics, Inc. Configurable polarization mode coupler
US10634536B2 (en) * 2013-12-23 2020-04-28 Exxonmobil Research And Engineering Company Method and system for multi-phase flow measurement
US9397466B2 (en) 2014-07-11 2016-07-19 Nlight, Inc. High power chirally coupled core optical amplification systems and methods
US9810845B2 (en) 2015-09-22 2017-11-07 Chiral Photonics, Inc. Flexible optical fiber array
EP3387471B1 (de) 2015-12-09 2022-05-04 Chiral Photonics, Inc. Polarisationserhaltendes glasfaserarray
US9885825B2 (en) 2016-04-18 2018-02-06 Chiral Photonics, Inc. Pitch reducing optical fiber array and multicore fiber comprising at least one chiral fiber grating
KR101825597B1 (ko) * 2017-02-28 2018-02-05 경북대학교 산학협력단 고상 상태의 나선형 광결정 구조체의 제조방법 및 이에 의해 제조되는 광결정 구조체
US10734124B2 (en) * 2017-12-04 2020-08-04 Westinghouse Electric Company Llc Heat pipe assembly of nuclear apparatus having fiber optical temperature detection system
CN110044505A (zh) * 2019-04-29 2019-07-23 京东方科技集团股份有限公司 测温组件及体温计
US11022762B2 (en) 2019-08-05 2021-06-01 Chiral Photonics, Inc. Optical fiber connectors for rotational alignment
US11609376B2 (en) 2020-02-24 2023-03-21 Chiral Photonics, Inc. Space division multiplexers

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GB1488792A (en) * 1973-09-06 1977-10-12 Jenkins R Optical dielectric waveguides
US4017288A (en) * 1975-12-15 1977-04-12 Bell Telephone Laboratories, Incorporated Method for making optical fibers with helical gradations in composition
US4227771A (en) * 1979-02-21 1980-10-14 Corning Glass Works Monolithic optical waveguide having a plurality of cores
US4468091A (en) * 1980-03-20 1984-08-28 Optelecom, Incorporated Fiber optic energy sensor and demodulation system and method of making same
GB8432402D0 (en) * 1984-12-21 1985-02-06 Birch R D Optical fibres
US5452394A (en) * 1994-02-24 1995-09-19 Huang; Hung-Chia Practical circular-polarization maintaining optical fiber
CA2327662C (en) * 1999-02-04 2009-06-09 Chiral Photonics, Inc. Chiral twist laser and filter apparatus and method

Also Published As

Publication number Publication date
EP1466198B1 (de) 2011-03-09
EP1466198A1 (de) 2004-10-13
US20030118266A1 (en) 2003-06-26
EP1466198A4 (de) 2005-03-30
ATE501452T1 (de) 2011-03-15
AU2002357113A1 (en) 2003-06-23
JP2005513427A (ja) 2005-05-12
CA2509038A1 (en) 2003-06-19
US6792169B2 (en) 2004-09-14
WO2003050576A1 (en) 2003-06-19

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