GB8429812D0 - Fibre optic sensor - Google Patents

Fibre optic sensor

Info

Publication number
GB8429812D0
GB8429812D0 GB848429812A GB8429812A GB8429812D0 GB 8429812 D0 GB8429812 D0 GB 8429812D0 GB 848429812 A GB848429812 A GB 848429812A GB 8429812 A GB8429812 A GB 8429812A GB 8429812 D0 GB8429812 D0 GB 8429812D0
Authority
GB
United Kingdom
Prior art keywords
fibre optic
optic sensor
sensor
fibre
optic
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.)
Granted
Application number
GB848429812A
Other versions
GB2150687A (en
GB2150687B (en
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB8429812D0 publication Critical patent/GB8429812D0/en
Publication of GB2150687A publication Critical patent/GB2150687A/en
Application granted granted Critical
Publication of GB2150687B publication Critical patent/GB2150687B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/0226—Fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/0261—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods polarised

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Transform (AREA)
GB08429812A 1983-12-05 1984-11-26 Fibre optic sensor Expired GB2150687B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838332409A GB8332409D0 (en) 1983-12-05 1983-12-05 Fibre optic sensors

Publications (3)

Publication Number Publication Date
GB8429812D0 true GB8429812D0 (en) 1985-01-03
GB2150687A GB2150687A (en) 1985-07-03
GB2150687B GB2150687B (en) 1986-10-22

Family

ID=10552836

Family Applications (2)

Application Number Title Priority Date Filing Date
GB838332409A Pending GB8332409D0 (en) 1983-12-05 1983-12-05 Fibre optic sensors
GB08429812A Expired GB2150687B (en) 1983-12-05 1984-11-26 Fibre optic sensor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB838332409A Pending GB8332409D0 (en) 1983-12-05 1983-12-05 Fibre optic sensors

Country Status (1)

Country Link
GB (2) GB8332409D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859844A (en) * 1988-02-24 1989-08-22 Hughes Aircraft Company Comb filter pressure/temperature sensing system
GB2224566A (en) * 1988-06-30 1990-05-09 British Aerospace An optical sensor for determining changes in a dimension and/or a temperature of an object
US4863270A (en) * 1988-08-31 1989-09-05 Simmonds Precision Products, Inc. Multi-mode optical fiber sensor and method
CH678226A5 (en) * 1988-09-16 1991-08-15 Suisse Electronique Microtech
CH681570A5 (en) * 1989-09-15 1993-04-15 Suisse Electronique Microtech

Also Published As

Publication number Publication date
GB2150687A (en) 1985-07-03
GB2150687B (en) 1986-10-22
GB8332409D0 (en) 1984-01-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee