DK3818331T3 - Metode og system til bestemmelse af gitterforstyrrelser ved hjælp af moduleret lys - Google Patents

Metode og system til bestemmelse af gitterforstyrrelser ved hjælp af moduleret lys Download PDF

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Publication number
DK3818331T3
DK3818331T3 DK19830499.0T DK19830499T DK3818331T3 DK 3818331 T3 DK3818331 T3 DK 3818331T3 DK 19830499 T DK19830499 T DK 19830499T DK 3818331 T3 DK3818331 T3 DK 3818331T3
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DK
Denmark
Prior art keywords
disturbance
modulated light
determining grating
grating
determining
Prior art date
Application number
DK19830499.0T
Other languages
English (en)
Inventor
Shmuel Sternklar
Ziv Glasser
Original Assignee
Ariel Scient Innovations Ltd
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 Ariel Scient Innovations Ltd filed Critical Ariel Scient Innovations Ltd
Application granted granted Critical
Publication of DK3818331T3 publication Critical patent/DK3818331T3/da

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    • 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
    • G01D5/35309—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 multiple waves interferometer
    • G01D5/35316—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 multiple waves interferometer using a Bragg gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • 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
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/34—Optical coupling means utilising prism or grating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Transform (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
DK19830499.0T 2018-07-04 2019-07-04 Metode og system til bestemmelse af gitterforstyrrelser ved hjælp af moduleret lys DK3818331T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862693941P 2018-07-04 2018-07-04
PCT/IL2019/050742 WO2020008464A1 (en) 2018-07-04 2019-07-04 Method and system for determining grating perturbation by modulated light

Publications (1)

Publication Number Publication Date
DK3818331T3 true DK3818331T3 (da) 2024-07-29

Family

ID=69060799

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19830499.0T DK3818331T3 (da) 2018-07-04 2019-07-04 Metode og system til bestemmelse af gitterforstyrrelser ved hjælp af moduleret lys

Country Status (8)

Country Link
US (1) US11698277B2 (da)
EP (2) EP3818331B1 (da)
JP (1) JP7383644B2 (da)
CN (1) CN112469958A (da)
DK (1) DK3818331T3 (da)
ES (1) ES2986395T3 (da)
IL (1) IL279954B (da)
WO (1) WO2020008464A1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL279954B (en) 2018-07-04 2022-08-01 Ariel Scient Innovations Ltd Method and system for determining grating perturbation by modulated light
US12345596B2 (en) 2019-12-20 2025-07-01 Ariel Scientific Innovations Ltd. Method and system for extracting information from an optical signal
FR3111980B1 (fr) * 2020-06-25 2022-07-01 Safran Procede et dispositif de mesure physique de conditions environnementales et opérationnelles
CN114137273B (zh) * 2021-11-30 2023-11-28 哈尔滨理工大学 Fbg级联光纤复合结构的消除温度敏感电流传感装置
IT202400003457A1 (it) 2024-02-19 2025-08-19 Vincenzo Romano Marrazzo Sistema multicanale per misure compensate di sensori in fibra ottica completamente analogico

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US5426297A (en) * 1993-09-27 1995-06-20 United Technologies Corporation Multiplexed Bragg grating sensors
US5675674A (en) * 1995-08-24 1997-10-07 Rockbit International Optical fiber modulation and demodulation system
US5748312A (en) 1995-09-19 1998-05-05 United States Of American As Represented By The Secretary Of The Navy Sensing apparatus and method for detecting strain between fiber bragg grating sensors inscribed into an optical fiber
KR100496554B1 (ko) * 1996-06-28 2005-11-08 더 거번먼트 오브 더 유나이티드 스테이츠 오브 아메리카, 애즈 레프리젠티드 바이 더 세크러테리 오브 더 네이비 네이벌 리서치 래보러토리 브래그격자센서를이용한광학센서시스템
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DE19821616B4 (de) 1998-05-15 2009-05-14 Institut Für Photonische Technologien E.V. Anordnung zur Bestimmung von absoluten physikalischen Zustandsgrößen, insbesondere Temperatur und Dehnung, einer optischen Faser
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WO2002010677A1 (en) 2000-08-01 2002-02-07 The Government Of The United States Of America, As Represented By The Secretary Of The Navy Optical sensing device containing fiber bragg gratings
US6785004B2 (en) * 2000-11-29 2004-08-31 Weatherford/Lamb, Inc. Method and apparatus for interrogating fiber optic sensors
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IL279954B (en) 2018-07-04 2022-08-01 Ariel Scient Innovations Ltd Method and system for determining grating perturbation by modulated light
US12345596B2 (en) 2019-12-20 2025-07-01 Ariel Scientific Innovations Ltd. Method and system for extracting information from an optical signal

Also Published As

Publication number Publication date
US20210262835A1 (en) 2021-08-26
JP2021529300A (ja) 2021-10-28
EP3818331A4 (en) 2022-03-23
US11698277B2 (en) 2023-07-11
JP7383644B2 (ja) 2023-11-20
EP4400811A2 (en) 2024-07-17
CN112469958A (zh) 2021-03-09
ES2986395T3 (es) 2024-11-11
EP3818331A1 (en) 2021-05-12
WO2020008464A1 (en) 2020-01-09
EP4400811A3 (en) 2024-09-04
IL279954A (en) 2021-03-01
IL279954B (en) 2022-08-01
EP3818331B1 (en) 2024-04-24

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