DE69712649T2 - Optische Einmoden-Faser mit grosser effektiver Querschnittsfläche - Google Patents

Optische Einmoden-Faser mit grosser effektiver Querschnittsfläche

Info

Publication number
DE69712649T2
DE69712649T2 DE69712649T DE69712649T DE69712649T2 DE 69712649 T2 DE69712649 T2 DE 69712649T2 DE 69712649 T DE69712649 T DE 69712649T DE 69712649 T DE69712649 T DE 69712649T DE 69712649 T2 DE69712649 T2 DE 69712649T2
Authority
DE
Germany
Prior art keywords
sectional area
mode fiber
effective cross
large effective
optical single
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
DE69712649T
Other languages
English (en)
Other versions
DE69712649D1 (de
Inventor
Yanming Liu
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 DE69712649D1 publication Critical patent/DE69712649D1/de
Application granted granted Critical
Publication of DE69712649T2 publication Critical patent/DE69712649T2/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
    • 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
    • G02B6/02266—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
    • G02B6/028—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
    • G02B6/03638—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
    • G02B6/02214—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
DE69712649T 1996-02-12 1997-02-06 Optische Einmoden-Faser mit grosser effektiver Querschnittsfläche Expired - Fee Related DE69712649T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US656196P 1996-02-12 1996-02-12

Publications (2)

Publication Number Publication Date
DE69712649D1 DE69712649D1 (de) 2002-06-27
DE69712649T2 true DE69712649T2 (de) 2002-10-31

Family

ID=21721474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712649T Expired - Fee Related DE69712649T2 (de) 1996-02-12 1997-02-06 Optische Einmoden-Faser mit grosser effektiver Querschnittsfläche

Country Status (9)

Country Link
EP (1) EP0789255B1 (de)
KR (1) KR970061807A (de)
AU (1) AU715435B2 (de)
BR (1) BR9700924A (de)
CA (1) CA2197390A1 (de)
DE (1) DE69712649T2 (de)
DK (1) DK0789255T3 (de)
TW (1) TW355225B (de)
UA (1) UA42008C2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2225889A1 (en) * 1996-12-27 1998-06-27 Sumitomo Electric Industries, Ltd. Dispersion-shifted fiber
JP3830636B2 (ja) * 1997-10-14 2006-10-04 株式会社フジクラ 分散シフト光ファイバ
WO1999022258A1 (fr) * 1997-10-29 1999-05-06 Sumitomo Electric Industries, Ltd. Fibre optique a dephasage dispersif
EP0965866B1 (de) * 1998-06-19 2009-10-21 Prysmian S.p.A. Optische Faser mit geringer Nichtlinearität für WDM Übertragung
ATE446524T1 (de) * 1998-06-19 2009-11-15 Prysmian Spa Optische faser mit geringer nichtlinearität für wdm übertragung
US6321016B1 (en) 1998-06-19 2001-11-20 Pirelli Cavi E Sistemi S.P.A. Optical fiber having low non-linearity for WDM transmission
AU2003259574B2 (en) * 1998-06-19 2006-03-16 Prysmian Cavi E Sistemi Energia S.R.L. Optical transmission system and method having low non-linearity for WDM transmission
US6343176B1 (en) 1998-07-31 2002-01-29 Corning Incorporated Long haul single mode waveguide
US6212322B1 (en) * 1998-09-11 2001-04-03 Corning Incorporated Positive dispersion low dispersion slope fiber
FR2784197B1 (fr) * 1998-10-05 2000-12-15 Cit Alcatel Fibre optique monomode a dispersion decalee a grande aire effective
ATE345512T1 (de) * 1998-10-30 2006-12-15 Corning Inc Monomode-lichtleitfaser für fernübertragung
AU762729B2 (en) 1999-01-18 2003-07-03 Sumitomo Electric Industries, Ltd. Optical fiber and method of manufacture thereof
FR2790105B1 (fr) * 1999-02-18 2003-07-04 Cit Alcatel Systeme, ligne et procede de transmission a fibre optique
ID29803A (id) * 1999-03-12 2001-10-11 Corning Inc Serat pemandu gelombang daerah efektif yang besar
EP1107027B1 (de) * 1999-04-13 2011-10-12 Sumitomo Electric Industries, Ltd. Optischer faser und optischer übertragungssystem mit eine solche optische faser
JP3471271B2 (ja) * 1999-08-12 2003-12-02 株式会社フジクラ 光ファイバおよび光伝送システム
KR100802251B1 (ko) 1999-11-22 2008-02-11 코닝 인코포레이티드 유효면적이 큰 분산 시프트 도파관 섬유
US6813430B2 (en) 2000-02-29 2004-11-02 Fujikura, Ltd. Dispersion-compensating optical fiber and hybrid transmission line
US6483975B1 (en) 2001-04-27 2002-11-19 Fitel Usa Corp. Positive dispersion optical fiber having large effective area
US7356232B1 (en) * 2006-08-01 2008-04-08 Furukawa Electric North America Optical fibers for high power applications
US8888384B2 (en) 2010-03-18 2014-11-18 The Johns Hopkins University Apparatus and method for increasing the effective capture area in optical terminals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877304A (en) * 1987-09-09 1989-10-31 Corning Incorporated Few-mode/single-mode fiber
US5835655A (en) * 1995-01-26 1998-11-10 Corning Incorporated Large effective area waveguide fiber

Also Published As

Publication number Publication date
BR9700924A (pt) 1998-09-01
TW355225B (en) 1999-04-01
AU1246797A (en) 1997-08-21
DE69712649D1 (de) 2002-06-27
DK0789255T3 (da) 2002-09-09
EP0789255A1 (de) 1997-08-13
EP0789255B1 (de) 2002-05-22
UA42008C2 (uk) 2001-10-15
KR970061807A (ko) 1997-09-12
CA2197390A1 (en) 1997-08-13
AU715435B2 (en) 2000-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee