DE69620274D1 - Lichtwellenleiterfaser mit grosser effektiver Querschnittsfläche - Google Patents

Lichtwellenleiterfaser mit grosser effektiver Querschnittsfläche

Info

Publication number
DE69620274D1
DE69620274D1 DE69620274T DE69620274T DE69620274D1 DE 69620274 D1 DE69620274 D1 DE 69620274D1 DE 69620274 T DE69620274 T DE 69620274T DE 69620274 T DE69620274 T DE 69620274T DE 69620274 D1 DE69620274 D1 DE 69620274D1
Authority
DE
Germany
Prior art keywords
optical fiber
sectional area
effective cross
large effective
cross
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 - Fee Related
Application number
DE69620274T
Other languages
English (en)
Other versions
DE69620274T2 (de
Inventor
Yanming Liu
Mark A Newhouse
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.)
Corning Inc
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
Application filed by Corning Inc filed Critical Corning Inc
Publication of DE69620274D1 publication Critical patent/DE69620274D1/de
Application granted granted Critical
Publication of DE69620274T2 publication Critical patent/DE69620274T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/03661—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
    • G02B6/02004—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
    • 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
    • G02B6/02214—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
    • 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
    • G02B6/028—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
    • 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
    • G02B6/036—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 - + -

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE69620274T 1995-01-26 1996-01-12 Lichtwellenleiterfaser mit grosser effektiver Querschnittsfläche Expired - Fee Related DE69620274T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/378,780 US5835655A (en) 1995-01-26 1995-01-26 Large effective area waveguide fiber

Publications (2)

Publication Number Publication Date
DE69620274D1 true DE69620274D1 (de) 2002-05-08
DE69620274T2 DE69620274T2 (de) 2002-11-28

Family

ID=23494526

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69632356T Expired - Lifetime DE69632356T2 (de) 1995-01-26 1996-01-12 Lichtleitfaser mit grosser effektiver Fläche
DE69620274T Expired - Fee Related DE69620274T2 (de) 1995-01-26 1996-01-12 Lichtwellenleiterfaser mit grosser effektiver Querschnittsfläche

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69632356T Expired - Lifetime DE69632356T2 (de) 1995-01-26 1996-01-12 Lichtleitfaser mit grosser effektiver Fläche

Country Status (6)

Country Link
US (3) US5835655A (de)
EP (2) EP0724171B1 (de)
JP (1) JPH08248251A (de)
AU (1) AU702097C (de)
CA (1) CA2165640C (de)
DE (2) DE69632356T2 (de)

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AU715435B2 (en) * 1996-02-12 2000-02-03 Corning Incorporated Single mode optical waveguide having large effective area
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CA2225889A1 (en) 1996-12-27 1998-06-27 Sumitomo Electric Industries, Ltd. Dispersion-shifted fiber
CA2229280A1 (en) * 1997-02-12 1998-08-12 Sumitomo Electric Industries, Ltd. Dispersion-shifted fiber
DE69837506T2 (de) * 1997-02-26 2007-12-27 Nippon Telegraph And Telephone Corp. Optische Faser
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US6275638B1 (en) 1997-08-28 2001-08-14 Sumitomo Electric Industries, Ltd. Dispersion-shifted fiber
DE69836402T2 (de) * 1997-09-12 2007-09-20 Corning Inc. Optischer Wellenleiter mit niedriger Dämpfung
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AU9187198A (en) 1997-10-02 1999-04-27 Sumitomo Electric Industries, Ltd. Dispersion shift optical fiber
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US6031956A (en) * 1997-11-17 2000-02-29 Corning Incorporated High performance single mode waveguide
WO1999030194A1 (fr) * 1997-12-05 1999-06-17 Sumitomo Electric Industries, Ltd. Fibre optique a dispersion decalee
US6169837B1 (en) 1997-12-05 2001-01-02 Sumitomo Electric Industries, Ltd. Dispersion-flattened optical fiber
JP4238479B2 (ja) 1997-12-22 2009-03-18 住友電気工業株式会社 光伝送路
CA2314961C (en) * 1997-12-30 2005-08-09 Ji-Hoon Lee Dispersion shifted optical fiber
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US6321016B1 (en) 1998-06-19 2001-11-20 Pirelli Cavi E Sistemi S.P.A. Optical fiber having low non-linearity for WDM transmission
DE69941552D1 (de) * 1998-06-19 2009-12-03 Prysmian Spa Optische Faser mit geringer Nichtlinearität für WDM Übertragung
EP0965866B1 (de) * 1998-06-19 2009-10-21 Prysmian S.p.A. Optische Faser mit geringer Nichtlinearität für WDM Übertragung
GB9814526D0 (en) * 1998-07-03 1998-09-02 Univ Southampton Optical fibre and optical fibre device
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US6711331B2 (en) 1998-07-07 2004-03-23 Sumitomo Electric Industries, Ltd. Optical fiber
US6343176B1 (en) * 1998-07-31 2002-01-29 Corning Incorporated Long haul single mode waveguide
BR9912650A (pt) * 1998-07-31 2001-05-02 Corning Inc Guia de onda ótica de modo simples de longo arraste
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US6212322B1 (en) * 1998-09-11 2001-04-03 Corning Incorporated Positive dispersion low dispersion slope fiber
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JP4499288B2 (ja) * 1998-09-17 2010-07-07 アルカテル−ルーセント Ｗｄｍ光ファイバ伝送システム用の有効面積と分散勾配との最適化された比を有する光ファイバ
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Also Published As

Publication number Publication date
EP1158323B1 (de) 2004-04-28
EP0724171A3 (de) 1997-05-28
EP1158323B9 (de) 2004-08-11
DE69632356T2 (de) 2004-09-02
CA2165640C (en) 2007-06-12
US6275636B1 (en) 2001-08-14
AU702097C (en) 2002-06-13
US5835655A (en) 1998-11-10
US6493495B1 (en) 2002-12-10
CA2165640A1 (en) 1996-07-27
DE69620274T2 (de) 2002-11-28
EP0724171A2 (de) 1996-07-31
EP1158323A1 (de) 2001-11-28
JPH08248251A (ja) 1996-09-27
EP0724171B1 (de) 2002-04-03
AU702097B2 (en) 1999-02-11
DE69632356D1 (de) 2004-06-03
AU4200396A (en) 1996-08-01

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