GB2206705B - Optical tap - Google Patents

Optical tap

Info

Publication number
GB2206705B
GB2206705B GB8716361A GB8716361A GB2206705B GB 2206705 B GB2206705 B GB 2206705B GB 8716361 A GB8716361 A GB 8716361A GB 8716361 A GB8716361 A GB 8716361A GB 2206705 B GB2206705 B GB 2206705B
Authority
GB
United Kingdom
Prior art keywords
optical tap
tap
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
GB8716361A
Other versions
GB2206705A (en
GB8716361D0 (en
Inventor
Melvin Murray Ramsay
John Lees
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 GB8716361A priority Critical patent/GB2206705B/en
Publication of GB8716361D0 publication Critical patent/GB8716361D0/en
Publication of GB2206705A publication Critical patent/GB2206705A/en
Application granted granted Critical
Publication of GB2206705B publication Critical patent/GB2206705B/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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • 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
    • G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4287—Optical modules with tapping or launching means through the surface of the waveguide
    • G02B6/4289—Optical modules with tapping or launching means through the surface of the waveguide by inducing bending, microbending or macrobending, to the light guide
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering
    • G02B6/4431—Protective covering with provision in the protective covering, e.g. weak line, for gaining access to one or more fibres, e.g. for branching or tapping

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
GB8716361A 1987-07-10 1987-07-10 Optical tap Expired - Fee Related GB2206705B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8716361A GB2206705B (en) 1987-07-10 1987-07-10 Optical tap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8716361A GB2206705B (en) 1987-07-10 1987-07-10 Optical tap

Publications (3)

Publication Number Publication Date
GB8716361D0 GB8716361D0 (en) 1987-08-19
GB2206705A GB2206705A (en) 1989-01-11
GB2206705B true GB2206705B (en) 1991-01-23

Family

ID=10620496

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8716361A Expired - Fee Related GB2206705B (en) 1987-07-10 1987-07-10 Optical tap

Country Status (1)

Country Link
GB (1) GB2206705B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126749A (en) * 1982-09-09 1984-03-28 Western Electric Co Optical fiber tap
GB2139379A (en) * 1982-10-27 1984-11-07 Raychem Corp Optical fiber tap
GB2179468A (en) * 1985-08-20 1987-03-04 Pirelli General Plc Optical coupler for an optical fibre

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126749A (en) * 1982-09-09 1984-03-28 Western Electric Co Optical fiber tap
GB2139379A (en) * 1982-10-27 1984-11-07 Raychem Corp Optical fiber tap
GB2179468A (en) * 1985-08-20 1987-03-04 Pirelli General Plc Optical coupler for an optical fibre

Also Published As

Publication number Publication date
GB2206705A (en) 1989-01-11
GB8716361D0 (en) 1987-08-19

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Legal Events

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