GB9925043D0 - Optical fibres - Google Patents

Optical fibres

Info

Publication number
GB9925043D0
GB9925043D0 GB9925043A GB9925043A GB9925043D0 GB 9925043 D0 GB9925043 D0 GB 9925043D0 GB 9925043 A GB9925043 A GB 9925043A GB 9925043 A GB9925043 A GB 9925043A GB 9925043 D0 GB9925043 D0 GB 9925043D0
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.)
Withdrawn
Application number
GB9925043A
Other versions
GB2355541A (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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Electronic Systems 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 Marconi Electronic Systems Ltd filed Critical Marconi Electronic Systems Ltd
Priority to GB9925043A priority Critical patent/GB2355541A/en
Publication of GB9925043D0 publication Critical patent/GB9925043D0/en
Publication of GB2355541A publication Critical patent/GB2355541A/en
Withdrawn legal-status Critical Current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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03633—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - -
    • 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
    • G02B6/02042—Multicore optical fibres
    • 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
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03605—Highest refractive index not on central axis
    • 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
    • G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
GB9925043A 1999-10-23 1999-10-23 Optic fibre with monomode core and multimode core or layer Withdrawn GB2355541A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9925043A GB2355541A (en) 1999-10-23 1999-10-23 Optic fibre with monomode core and multimode core or layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9925043A GB2355541A (en) 1999-10-23 1999-10-23 Optic fibre with monomode core and multimode core or layer

Publications (2)

Publication Number Publication Date
GB9925043D0 true GB9925043D0 (en) 1999-12-22
GB2355541A GB2355541A (en) 2001-04-25

Family

ID=10863213

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9925043A Withdrawn GB2355541A (en) 1999-10-23 1999-10-23 Optic fibre with monomode core and multimode core or layer

Country Status (1)

Country Link
GB (1) GB2355541A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6611648B2 (en) 2001-05-09 2003-08-26 Corning Incorporated Optical fibers having cores with different propagation constants, and methods of manufacturing same
GB2574883B (en) 2018-06-22 2022-10-19 Fibercore Ltd Optical fiber

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441858A1 (en) * 1978-11-17 1980-06-13 Comp Generale Electricite Mono or multi-mode optical fibre - has central monomode core with multimode sheath esp. for data transmission
JPS5619008A (en) * 1979-07-25 1981-02-23 Nippon Telegr & Teleph Corp <Ntt> Optical fiber and its manufacture
JPS56102809A (en) * 1980-01-22 1981-08-17 Nippon Telegr & Teleph Corp <Ntt> Double structure optical fiber
GB2136239B (en) * 1983-03-03 1986-11-19 British Telecomm Optical fibre transmission systems
JPS60221706A (en) * 1985-03-29 1985-11-06 Hitachi Ltd Optical fiber
JPS6169006A (en) * 1985-09-13 1986-04-09 Hitachi Ltd Composite optical fiber
WO1997008791A1 (en) * 1995-08-31 1997-03-06 Sdl, Inc. Optical fibre for improved power coupling

Also Published As

Publication number Publication date
GB2355541A (en) 2001-04-25

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)