JP2005517989A - 低スロープ分散シフト光ファイバ - Google Patents

低スロープ分散シフト光ファイバ Download PDF

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Publication number
JP2005517989A
JP2005517989A JP2003570164A JP2003570164A JP2005517989A JP 2005517989 A JP2005517989 A JP 2005517989A JP 2003570164 A JP2003570164 A JP 2003570164A JP 2003570164 A JP2003570164 A JP 2003570164A JP 2005517989 A JP2005517989 A JP 2005517989A
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JP
Japan
Prior art keywords
optical waveguide
waveguide fiber
refractive index
wavelength
region
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.)
Pending
Application number
JP2003570164A
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English (en)
Japanese (ja)
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JP2005517989A5 (enExample
Inventor
スコット アール． ビッカム
フォン ディエップ
Original Assignee
コーニング・インコーポレーテッド
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Application filed by コーニング・インコーポレーテッド filed Critical コーニング・インコーポレーテッド
Publication of JP2005517989A publication Critical patent/JP2005517989A/ja
Publication of JP2005517989A5 publication Critical patent/JP2005517989A5/ja
Pending legal-status Critical Current

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    • 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
    • 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
    • G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
    • G02B6/02228—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
    • G02B6/02238—Low dispersion slope fibres
    • G02B6/02242—Low dispersion slope fibres having a dispersion slope <0.06 ps/km/nm2
    • 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
    • G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
    • G02B6/02266—Positive dispersion fibres at 1550 nm
    • G02B6/02271—Non-zero dispersion shifted fibres, i.e. having a small positive dispersion at 1550 nm, e.g. ITU-T G.655 dispersion between 1.0 to 10 ps/nm.km for avoiding nonlinear effects
    • 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
    • G02B6/03644—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 - + -
    • 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
    • G02B6/03661—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 4 layers only
    • G02B6/03666—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 4 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
    • G02B6/03661—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 4 layers only
    • G02B6/03677—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 4 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
    • G02B6/03688—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
    • 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
    • G02B6/0286—Combination of graded index in the central core segment and a graded index layer external to the central core segment
    • 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
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
JP2003570164A 2002-02-15 2003-02-07 低スロープ分散シフト光ファイバ Pending JP2005517989A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35753902P 2002-02-15 2002-02-15
PCT/US2003/003843 WO2003071325A1 (en) 2002-02-15 2003-02-07 Low slope dispersion shifted optical fiber

Publications (2)

Publication Number Publication Date
JP2005517989A true JP2005517989A (ja) 2005-06-16
JP2005517989A5 JP2005517989A5 (enExample) 2005-12-22

Family

ID=27757631

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003570164A Pending JP2005517989A (ja) 2002-02-15 2003-02-07 低スロープ分散シフト光ファイバ

Country Status (6)

Country Link
US (1) US7050687B2 (enExample)
EP (1) EP1474712A1 (enExample)
JP (1) JP2005517989A (enExample)
KR (1) KR20040075982A (enExample)
AU (1) AU2003210934A1 (enExample)
WO (1) WO2003071325A1 (enExample)

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GB0101338D0 (en) * 2001-01-18 2001-03-07 Nds Ltd Set-top-box with qam demodulator sharing between dtv/pvr and cable modem applications
US6633712B2 (en) * 2001-03-16 2003-10-14 Sowilo Networks, Inc. Method and system for dispersion maps and enhanced distributed gain effect in long haul telecommunications
US7307782B2 (en) * 2001-07-31 2007-12-11 Sumitomo Electric Industries, Ltd. Raman amplifier and optical communication system including the same
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US6904217B2 (en) * 2003-01-29 2005-06-07 Furukawa Electric North America Method for the manufacture of optical fibers, improved optical fibers, and improved Raman fiber amplifier communication systems
WO2005012967A1 (ja) * 2003-08-04 2005-02-10 Sumitomo Electric Industries, Ltd. 光ファイバ
KR20060132782A (ko) * 2003-08-04 2006-12-22 스미토모 덴키 고교 가부시키가이샤 광 전송로 구성 방법, 광 전송로, 및 광 파이버
US7164833B2 (en) 2003-09-24 2007-01-16 Fitel U.S.A. Corp. Optical fiber for improved performance in S-, C- and L-bands
FR2867865B1 (fr) * 2004-03-16 2008-05-30 Cit Alcatel Fibre optique a compensation de dispersion chromatique en bande utilisant un mode d'ordre superieur
KR100713429B1 (ko) * 2005-12-27 2007-05-04 삼성전자주식회사 광섬유 제조 방법
US8385702B2 (en) * 2009-05-28 2013-02-26 Corning Incorporated Bend resistant multimode optical fiber
US8805141B2 (en) * 2011-10-07 2014-08-12 Corning Incorporated Optical fiber illumination systems and methods
JP6134588B2 (ja) * 2012-07-24 2017-05-24 株式会社フジクラ 光ファイバ、及び、光伝送路
WO2018022413A1 (en) * 2016-07-29 2018-02-01 Corning Incorporated Single mode optical fiber with chlorine doped core and low bend loss
CN109791250B (zh) 2016-09-21 2021-03-12 康宁股份有限公司 包覆物折射率变化的光纤及其形成方法

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Also Published As

Publication number Publication date
KR20040075982A (ko) 2004-08-30
US7050687B2 (en) 2006-05-23
EP1474712A1 (en) 2004-11-10
US20030174988A1 (en) 2003-09-18
AU2003210934A1 (en) 2003-09-09
WO2003071325A1 (en) 2003-08-28

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