BR112012018573A2 - fibra com área real ampla e núcleo isento de ge - Google Patents

fibra com área real ampla e núcleo isento de ge

Info

Publication number
BR112012018573A2
BR112012018573A2 BR112012018573A BR112012018573A BR112012018573A2 BR 112012018573 A2 BR112012018573 A2 BR 112012018573A2 BR 112012018573 A BR112012018573 A BR 112012018573A BR 112012018573 A BR112012018573 A BR 112012018573A BR 112012018573 A2 BR112012018573 A2 BR 112012018573A2
Authority
BR
Brazil
Prior art keywords
syn
refractive index
relative
percentage
core
Prior art date
Application number
BR112012018573A
Other languages
English (en)
Other versions
BR112012018573B1 (pt
Inventor
Dana Craig Bookbinder
Daniel Aloysius Nolan
Ming-Jun Li
Pushkar Tandon
Scott Robertson Bickham
Snigdharaj Kumar Mishira
Original Assignee
Corning Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=43778478&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112012018573(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Corning Inc filed Critical Corning Inc
Publication of BR112012018573A2 publication Critical patent/BR112012018573A2/pt
Publication of BR112012018573B1 publication Critical patent/BR112012018573B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • 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
    • G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
    • G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
    • G02B6/02014—Effective area greater than 60 square microns in the C band, i.e. 1530-1565 nm
    • G02B6/02019—Effective area greater than 90 square microns in the C band, i.e. 1530-1565 nm
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • 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
    • 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
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0283—Graded index region external to the central core segment, e.g. sloping layer or triangular or trapezoidal layer
    • 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
    • G02B6/03627—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
    • G02B6/036—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
    • G02B6/03638—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 3 layers only
    • G02B6/0365—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 3 layers only arranged - - +

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Abstract

fibra com área real ampla e núcleo isento de ge de acordo com alguns concretizações , uma fibra de guia de ondas ópticas compreende: (i) um núcleo isento de ge com uma área real de 90<109>m^ 2^ a 160<109>m^ 2^, em um comprimento de onda de 1.550 nm, e um valor de <244> onde 12<243><243>, o referido núcleo compreendendo: (a) uma região de núcleo central , a qual se estende radialmente para fora de uma linha central a um raio r<syn> onde 0 <109><243>r<syn><243>2<109> e possui um perfil percentual do índice de refração relativo, <30><syn>(r) em <syn>, medido em relação à sílica pura onde -0,1<syn> <243><30>(r)<243>0,1<syn>, em que a região de núcleo central possui um percentual máximo do índice de refração relativo <30><syn>~ max~ (b) uma primeira região de núcleo anelar, a qual circunda e é diretamente adjacente à região de núcleo central, estende-se a um raio externo, r~ 1~ onde 4,8<syn><243>r~ 1~<243> 10 <109> e possui um perfil percentual do índice de refração relativo, <30>~ 1~(r) em % , medido em relação à sílica pura, bem como um índice de refração relativo mínimo <30>~ 2~~ min~, onde o índice dde refração relativo medido a um raio r = 2,5 <109> é : -0,15<243><30>~ 1~(r =2,5<109>)<243>0 e <30>~ 0~~ max~ <242><30>~ 1~( r = 2,5<109>); (c) uma segunda região anelar dopada com flúor , a qual circunda e é diretamente adjacente à primeira região de núcleo anelar , estende-se a um raio r~ 2~ onde 13 <109> <243> r~ 2~<243> 30<109> e possui um perfil percentual negativo do índice de refração relativo, <30>~ 2~(r) em %, medido em relação à sílica pura, onde um percentual mínimo do índice de refração relativpo de refração relativo <30>~ 2min~ é: <30>~ 2min~<syn><30>~ 1~(r=2,5 <109>) e 0,7<syn><syn><30>~ 2min~<syn>-0,28<syn>; (ii) um revestimento, o qual circunda o núcleo e possui um percentual do índice de refração relativo , <30>~ c~(r) em <syn>, medido em relação à sílica pura onde <30>~ c~(r) = <30>~ 2min~<syn>0,3<syn>; em que o perfil do índice de refração relativo da fibra óptica é selecionado a fim de conferir uma atenuação que não ultrapasse 0,175 db/km no comprimento de onda de 1.550 nm.
BR112012018573-0A 2010-01-29 2011-01-26 fibra com área real ampla e núcleo isento de ge BR112012018573B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/696,189 2010-01-29
US12/696,189 US8315495B2 (en) 2009-01-30 2010-01-29 Large effective area fiber with Ge-free core
PCT/US2011/022503 WO2011094256A1 (en) 2010-01-29 2011-01-26 Large effective area fiber with ge-free core

Publications (2)

Publication Number Publication Date
BR112012018573A2 true BR112012018573A2 (pt) 2016-04-05
BR112012018573B1 BR112012018573B1 (pt) 2020-10-13

Family

ID=43778478

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012018573-0A BR112012018573B1 (pt) 2010-01-29 2011-01-26 fibra com área real ampla e núcleo isento de ge

Country Status (8)

Country Link
US (1) US8315495B2 (pt)
EP (1) EP2529261B1 (pt)
JP (1) JP5748775B2 (pt)
KR (1) KR20120139709A (pt)
CN (1) CN102859405B (pt)
BR (1) BR112012018573B1 (pt)
RU (1) RU2550752C2 (pt)
WO (1) WO2011094256A1 (pt)

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US9057814B2 (en) * 2013-03-28 2015-06-16 Corning Incorporated Large effective area fiber with low bending losses
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JP2018205357A (ja) * 2017-05-30 2018-12-27 株式会社フジクラ 光ファイバ、光ファイバの製造方法、および光ファイバ母材
JP2019095466A (ja) * 2017-11-17 2019-06-20 住友電気工業株式会社 光ファイバおよびスラント型ファイバグレーティング
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NL2024130B1 (en) * 2019-10-16 2021-07-19 Corning Inc Optical fibers having core regions with reduced alpha profiles
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CN111847869B (zh) * 2020-08-06 2023-03-28 江苏亨通光导新材料有限公司 一种超低损耗光纤
CN116829998A (zh) * 2020-12-11 2023-09-29 康宁股份有限公司 低护槽体积单模超低损耗光纤
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Also Published As

Publication number Publication date
CN102859405A (zh) 2013-01-02
WO2011094256A8 (en) 2012-10-18
US20100195966A1 (en) 2010-08-05
JP5748775B2 (ja) 2015-07-15
WO2011094256A1 (en) 2011-08-04
RU2550752C2 (ru) 2015-05-10
EP2529261B1 (en) 2020-10-14
KR20120139709A (ko) 2012-12-27
EP2529261A1 (en) 2012-12-05
JP2013518312A (ja) 2013-05-20
BR112012018573B1 (pt) 2020-10-13
CN102859405B (zh) 2016-08-31
US8315495B2 (en) 2012-11-20
RU2012136835A (ru) 2014-03-10

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