GB1569132A - Optical fibre having low mode dispersion - Google Patents

Optical fibre having low mode dispersion Download PDF

Info

Publication number
GB1569132A
GB1569132A GB35404/76A GB3540476A GB1569132A GB 1569132 A GB1569132 A GB 1569132A GB 35404/76 A GB35404/76 A GB 35404/76A GB 3540476 A GB3540476 A GB 3540476A GB 1569132 A GB1569132 A GB 1569132A
Authority
GB
United Kingdom
Prior art keywords
ring
core
rings
refractive index
light
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
GB35404/76A
Other languages
English (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.)
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 GB1569132A publication Critical patent/GB1569132A/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)
  • Optical Couplings Of Light Guides (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Glass Compositions (AREA)
GB35404/76A 1975-09-22 1976-08-25 Optical fibre having low mode dispersion Expired GB1569132A (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
GB1569132A true GB1569132A (en) 1980-06-11

Family

ID=4104119

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35404/76A Expired GB1569132A (en) 1975-09-22 1976-08-25 Optical fibre having low mode dispersion

Country Status (9)

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

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 (ja) * 1982-02-18 1983-08-25 市毛　武治 スイング式窓用開閉装置
JPS59100083U (ja) * 1982-12-24 1984-07-06 小寺　博行 窓の開閉装置
DE3329512A1 (de) * 1983-08-16 1985-02-28 Philips Patentverwaltung Gmbh, 2000 Hamburg Stablinse aus mehreren glasschichten
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 (fr) * 1997-03-28 1999-06-11 Instruments Sa Multiplexeur-demultiplexeur en longueur d'onde a fibres optiques
DE102011009242B4 (de) * 2010-11-04 2020-09-03 J-Plasma Gmbh Lichtwellenleiter und Halbzeug zur Herstellung eines Lichtwellenleiters mit biegeoptimierten Eigenschaften

Family Cites Families (1)

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

Also Published As

Publication number Publication date
IT1067082B (it) 1985-03-12
SE7609777L (sv) 1977-03-23
ES451740A1 (es) 1977-08-16
JPS5240144A (en) 1977-03-28
CA1038669A (en) 1978-09-19
DE2630208A1 (de) 1977-03-31
NL7608107A (nl) 1977-03-24
FR2325059A1 (fr) 1977-04-15

Similar Documents

Publication Publication Date Title
US4149772A (en) Optical fibre having low mode dispersion
EP2299303B1 (en) Multimode optical fibre with reduced bending losses
US4447127A (en) Low loss single mode fiber
US9796618B2 (en) Multi-core optical fiber ribbons and methods for making the same
CN102854563B (zh) 多模光纤
CN101932961B (zh) 耐弯曲多模光纤
US4033667A (en) Multimode optical fiber
US4204745A (en) Optical fiber
CN100518034C (zh) 波分复用系统
US4715679A (en) Low dispersion, low-loss single-mode optical waveguide
US4222631A (en) Multicomponent optical waveguide having index gradient
CN102087380A (zh) 弯曲损耗低且包层效应降低的多模光纤
GB1570767A (en) Single mode optical transmission line
US4053205A (en) Optical fiber having reduced dispersion
US4185890A (en) Optical transmission line
CN101861537A (zh) 光纤及其制造方法
GB2116744A (en) Optical fiberguide
US4053204A (en) Optical fiber having reduced dispersion
US6990277B2 (en) Enhanced multimode fiber
US20110176783A1 (en) Optical fiber and method for fabricating the same
US4412722A (en) Single mode fiber with graded index of refraction
EP0127408A1 (en) Optical waveguide fiber
CA1038669A (en) Optical fibre having low mode dispersion
CN103472525A (zh) 低损耗大有效面积单模光纤及其制造方法
EP0083843A2 (en) Low dispersion, low-loss single-mode optical waveguide

Legal Events

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