[go: up one dir, main page]

GB2188719B - Optical fibres - Google Patents

Optical fibres

Info

Publication number
GB2188719B
GB2188719B GB8608029A GB8608029A GB2188719B GB 2188719 B GB2188719 B GB 2188719B GB 8608029 A GB8608029 A GB 8608029A GB 8608029 A GB8608029 A GB 8608029A GB 2188719 B GB2188719 B GB 2188719B
Authority
GB
United Kingdom
Prior art keywords
optical fibres
fibres
optical
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 - Fee Related
Application number
GB8608029A
Other versions
GB8608029D0 (en
GB2188719A (en
Inventor
Richard Edward Epworth
Roger John Brambley
David Franics Smith
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.)
STC PLC
Original Assignee
STC 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 STC PLC filed Critical STC PLC
Priority to GB8608029A priority Critical patent/GB2188719B/en
Publication of GB8608029D0 publication Critical patent/GB8608029D0/en
Publication of GB2188719A publication Critical patent/GB2188719A/en
Application granted granted Critical
Publication of GB2188719B publication Critical patent/GB2188719B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/14—Mode converters
    • 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
    • G01L1/243—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 means for applying force perpendicular to the fibre axis
    • G01L1/245—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 means for applying force perpendicular to the fibre axis using microbending
    • 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
    • G02B6/02066—Gratings having a surface relief structure, e.g. repetitive variation in diameter of core or cladding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
GB8608029A 1986-04-02 1986-04-02 Optical fibres Expired - Fee Related GB2188719B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8608029A GB2188719B (en) 1986-04-02 1986-04-02 Optical fibres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8608029A GB2188719B (en) 1986-04-02 1986-04-02 Optical fibres

Publications (3)

Publication Number Publication Date
GB8608029D0 GB8608029D0 (en) 1986-05-08
GB2188719A GB2188719A (en) 1987-10-07
GB2188719B true GB2188719B (en) 1990-08-22

Family

ID=10595549

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8608029A Expired - Fee Related GB2188719B (en) 1986-04-02 1986-04-02 Optical fibres

Country Status (1)

Country Link
GB (1) GB2188719B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11575239B2 (en) 2018-09-21 2023-02-07 Nlight, Inc. Optical fiber cladding light stripper
US11808973B2 (en) 2018-09-10 2023-11-07 Nlight, Inc. Optical fiber splice encapsulated by a cladding light stripper

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3901845A1 (en) * 1989-01-23 1990-07-26 Felten & Guilleaume Energie LIGHTWAVE LEAD SENSOR FOR SMALL TENSION OR PRESSURE FORCES
US4974931A (en) * 1989-11-13 1990-12-04 At&T Bell Laboratories Wavelength selective mode couplers
FR2663754B1 (en) * 1990-06-26 1992-09-11 Alsthom Cge Alcatel METHOD FOR MANUFACTURING AN OPTICAL FIBER INTENDED IN PARTICULAR FOR TEMPORAL REFLECTOMETRY AND OPTICAL FIBER OBTAINED BY THIS PROCESS.
FR2794540B1 (en) * 1999-06-01 2001-08-10 Laurent Dellsperger DEVICE AND METHOD FOR MONITORING AND / OR CONTROLLING AT LEAST ONE ACTUATOR
US6408117B1 (en) 2000-04-05 2002-06-18 Lucent Technologies Inc. Mechanically induced long period optical fiber gratings
JP4923960B2 (en) * 2006-10-31 2012-04-25 日立電線株式会社 Shock detection optical fiber sensor
JP4840283B2 (en) * 2007-08-03 2011-12-21 日立電線株式会社 Fiber optic load sensor
JP5109637B2 (en) * 2007-12-17 2012-12-26 日立電線株式会社 Fiber optic load sensor
CN102749675B (en) * 2012-06-27 2014-07-02 暨南大学 Structural long-period optical fiber grating
GB201417836D0 (en) 2014-10-08 2014-11-19 Optasense Holdings Ltd Fibre optic cable with transverse sensitivity
US9871282B2 (en) * 2015-05-14 2018-01-16 At&T Intellectual Property I, L.P. At least one transmission medium having a dielectric surface that is covered at least in part by a second dielectric
GB201701595D0 (en) 2017-01-31 2017-03-15 Optasense Holdings Ltd Cable for distributed sensing
CN107085262B (en) * 2017-06-13 2021-04-02 烽火通信科技股份有限公司 Optical fiber grating and manufacturing method thereof
CN113939719B (en) * 2019-06-12 2024-04-05 日本电气株式会社 Fiber Optic Cables for Acoustic Wave Sensing
GB202003892D0 (en) * 2020-03-18 2020-05-06 Optasense Holdings Ltd Fibre optic cable and sensing apparatus

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1339599A (en) * 1970-09-25 1973-12-05 Western Electric Co Electromagnetic waveguides
GB1448080A (en) * 1975-04-10 1976-09-02 Standard Telephones Cables Ltd Optical fibre transducer
US4028081A (en) * 1975-12-11 1977-06-07 Bell Telephone Laboratories, Incorporated Method for manufacturing helical optical fiber
US4038062A (en) * 1976-03-25 1977-07-26 Bell Telephone Laboratories, Incorporated Method and apparatus for introducing geometrical perturbations in optical fiber waveguides
GB2002536A (en) * 1977-08-12 1979-02-21 Corning Glass Works Multimode waveguide with enhanced coupling with guided modes
GB2058394A (en) * 1979-08-30 1981-04-08 Marconi Co Ltd Pressure-sensitive Optical Fibre Cable
GB1593868A (en) * 1976-11-09 1981-07-22 Nordiske Kabel Traad Fibre-optic elements and their use
EP0082820A2 (en) * 1981-12-21 1983-06-29 Battelle Memorial Institute Optical fibre pressure detector
GB2162440A (en) * 1984-08-02 1986-02-05 Stc Plc Optical fibres
EP0182030A1 (en) * 1984-11-14 1986-05-28 Felten & Guilleaume Energietechnik AG Traction force-sensitive optical fibre cable and its manufacturing process

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1339599A (en) * 1970-09-25 1973-12-05 Western Electric Co Electromagnetic waveguides
GB1448080A (en) * 1975-04-10 1976-09-02 Standard Telephones Cables Ltd Optical fibre transducer
US4028081A (en) * 1975-12-11 1977-06-07 Bell Telephone Laboratories, Incorporated Method for manufacturing helical optical fiber
US4038062A (en) * 1976-03-25 1977-07-26 Bell Telephone Laboratories, Incorporated Method and apparatus for introducing geometrical perturbations in optical fiber waveguides
GB1593868A (en) * 1976-11-09 1981-07-22 Nordiske Kabel Traad Fibre-optic elements and their use
GB2002536A (en) * 1977-08-12 1979-02-21 Corning Glass Works Multimode waveguide with enhanced coupling with guided modes
GB2058394A (en) * 1979-08-30 1981-04-08 Marconi Co Ltd Pressure-sensitive Optical Fibre Cable
EP0082820A2 (en) * 1981-12-21 1983-06-29 Battelle Memorial Institute Optical fibre pressure detector
GB2162440A (en) * 1984-08-02 1986-02-05 Stc Plc Optical fibres
EP0182030A1 (en) * 1984-11-14 1986-05-28 Felten & Guilleaume Energietechnik AG Traction force-sensitive optical fibre cable and its manufacturing process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11808973B2 (en) 2018-09-10 2023-11-07 Nlight, Inc. Optical fiber splice encapsulated by a cladding light stripper
US11575239B2 (en) 2018-09-21 2023-02-07 Nlight, Inc. Optical fiber cladding light stripper

Also Published As

Publication number Publication date
GB8608029D0 (en) 1986-05-08
GB2188719A (en) 1987-10-07

Similar Documents

Publication Publication Date Title
SG59993G (en) Optical fiber
GB8720990D0 (en) Optical fiber
GB8711492D0 (en) Optical fibres
GB8707184D0 (en) Glass fibers
GB8715408D0 (en) Connecting optical fibres
GB8503506D0 (en) Optical fibres
GB2188719B (en) Optical fibres
GB2189900B (en) Optical fibre devices
GB8616992D0 (en) Optical fibres
GB8618062D0 (en) Optical fibres
EP0234918A3 (en) Optical fibre
GB8722615D0 (en) Optical fibres
GB8704674D0 (en) Optical fibre element
GB8530506D0 (en) Optical fibres
GB8721638D0 (en) Optical fibres
EP0262847A3 (en) Optical fiber connecting means
GB8724892D0 (en) Optical fibres
GB8612369D0 (en) Optical fibres
GB2199423B (en) Fibre optic components
GB8629284D0 (en) Splicing optical fibres
GB8717765D0 (en) Optical fibers
GB8518134D0 (en) Optical fibres
GB8705397D0 (en) Optical fibres
GB8623531D0 (en) Optical fibres
GB8607286D0 (en) Optical fibres

Legal Events

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