ES451740A1 - Optical fibre having low mode dispersion - Google Patents

Optical fibre having low mode dispersion

Info

Publication number
ES451740A1
ES451740A1 ES451740A ES451740A ES451740A1 ES 451740 A1 ES451740 A1 ES 451740A1 ES 451740 A ES451740 A ES 451740A ES 451740 A ES451740 A ES 451740A ES 451740 A1 ES451740 A1 ES 451740A1
Authority
ES
Spain
Prior art keywords
optical fibre
mode dispersion
low mode
core
rings
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
Application number
ES451740A
Other languages
Spanish (es)
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of ES451740A1 publication Critical patent/ES451740A1/en
Expired 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
    • G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G02B6/02285—Characterised by the polarisation mode dispersion [PMD] properties, e.g. for minimising PMD
    • 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
    • G02B6/03688—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 5 or more layers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Lasers (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

Improvements in light transmitting optical fibers, characterized in that they consist of a core and a plurality of rings surrounding the core, the rings and the core having alternate high and low refractive indexes. (Machine-translation by Google Translate, not legally binding)
ES451740A 1975-09-22 1976-09-22 Optical fibre having low mode dispersion Expired ES451740A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA236,020A CA1038669A (en) 1975-09-22 1975-09-22 Optical fibre having low mode dispersion

Publications (1)

Publication Number Publication Date
ES451740A1 true ES451740A1 (en) 1977-08-16

Family

ID=4104119

Family Applications (1)

Application Number Title Priority Date Filing Date
ES451740A Expired ES451740A1 (en) 1975-09-22 1976-09-22 Optical fibre having low mode dispersion

Country Status (9)

Country Link
JP (1) JPS5240144A (en)
CA (1) CA1038669A (en)
DE (1) DE2630208A1 (en)
ES (1) ES451740A1 (en)
FR (1) FR2325059A1 (en)
GB (1) GB1569132A (en)
IT (1) IT1067082B (en)
NL (1) NL7608107A (en)
SE (1) SE7609777L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU504423B2 (en) * 1975-11-14 1979-10-11 International Standard Electric Corporation Optical fibre
JPS58143082A (en) * 1982-02-18 1983-08-25 市毛　武治 Opening and closing apparatus of swing type window
JPS59100083U (en) * 1982-12-24 1984-07-06 小寺　博行 window opener
DE3329512A1 (en) * 1983-08-16 1985-02-28 Philips Patentverwaltung Gmbh, 2000 Hamburg POLE LENS FROM MULTIPLE GLASS LAYERS
US4852968A (en) * 1986-08-08 1989-08-01 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber comprising a refractive index trench
FR2761485B1 (en) * 1997-03-28 1999-06-11 Instruments Sa OPTICAL FIBER WAVELENGTH MULTIPLEXER-DEMULTIPLEXER
DE102011009242B4 (en) * 2010-11-04 2020-09-03 J-Plasma Gmbh Optical fiber and semi-finished product for the production of an optical fiber with optimized properties

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569682B2 (en) * 1974-02-13 1981-03-03

Also Published As

Publication number Publication date
SE7609777L (en) 1977-03-23
JPS5240144A (en) 1977-03-28
CA1038669A (en) 1978-09-19
FR2325059A1 (en) 1977-04-15
IT1067082B (en) 1985-03-12
DE2630208A1 (en) 1977-03-31
GB1569132A (en) 1980-06-11
NL7608107A (en) 1977-03-24

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