GB2207254B - Glass clad optical fibre directional couplers. - Google Patents

Glass clad optical fibre directional couplers.

Info

Publication number
GB2207254B
GB2207254B GB8716382A GB8716382A GB2207254B GB 2207254 B GB2207254 B GB 2207254B GB 8716382 A GB8716382 A GB 8716382A GB 8716382 A GB8716382 A GB 8716382A GB 2207254 B GB2207254 B GB 2207254B
Authority
GB
United Kingdom
Prior art keywords
optical fibre
directional couplers
clad optical
glass clad
fibre directional
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
GB8716382A
Other versions
GB2207254A (en
GB8716382D0 (en
Inventor
Alan Fielding
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 GB8716382A priority Critical patent/GB2207254B/en
Publication of GB8716382D0 publication Critical patent/GB8716382D0/en
Publication of GB2207254A publication Critical patent/GB2207254A/en
Application granted granted Critical
Publication of GB2207254B publication Critical patent/GB2207254B/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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2843—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals the couplers having polarisation maintaining or holding properties

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
GB8716382A 1987-07-11 1987-07-11 Glass clad optical fibre directional couplers. Expired - Fee Related GB2207254B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8716382A GB2207254B (en) 1987-07-11 1987-07-11 Glass clad optical fibre directional couplers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8716382A GB2207254B (en) 1987-07-11 1987-07-11 Glass clad optical fibre directional couplers.

Publications (3)

Publication Number Publication Date
GB8716382D0 GB8716382D0 (en) 1987-08-19
GB2207254A GB2207254A (en) 1989-01-25
GB2207254B true GB2207254B (en) 1991-03-13

Family

ID=10620513

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8716382A Expired - Fee Related GB2207254B (en) 1987-07-11 1987-07-11 Glass clad optical fibre directional couplers.

Country Status (1)

Country Link
GB (1) GB2207254B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5058979A (en) * 1989-06-22 1991-10-22 Fujikura Ltd. Optical fiber coupler and a fabrication method for the same
AU6273090A (en) * 1989-07-31 1991-03-11 British Telecommunications Public Limited Company Fibre modulators
GB8917454D0 (en) * 1989-07-31 1989-09-13 British Telecomm Fibre modulators
US5078465A (en) * 1990-01-03 1992-01-07 The Charles Stark Draper Laboratory, Inc. Fused fiber optic coupler
US5066087A (en) * 1990-03-07 1991-11-19 Fujikura Ltd. Optical fiber coupler
JPH0534540A (en) * 1991-08-01 1993-02-12 Sumitomo Electric Ind Ltd Method for reinforcing optical fiber coupler
EP1291691A1 (en) * 2001-09-07 2003-03-12 Agilent Technologies, Inc. (a Delaware corporation) Glass joint for an optical fibre module and a method of joining an optical fibre to an optical module housing

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150703A (en) * 1983-11-30 1985-07-03 Standard Telephones Cables Ltd Single mode fibre directional coupler

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150703A (en) * 1983-11-30 1985-07-03 Standard Telephones Cables Ltd Single mode fibre directional coupler

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Electronics Letters,Vol 18, No 22, October 1982 pages 962-4. *
J. A. Geisler, "Optical Fibres" 1986, Pergamon, pages 301-3 and pages 309-10. *

Also Published As

Publication number Publication date
GB2207254A (en) 1989-01-25
GB8716382D0 (en) 1987-08-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030711