DE69513344D1 - Verfahren zum Herstellen einer Farbstrennungskompensierenden Glasfaser und ein optisches Übertragungssystem diese Faser enthaltend. - Google Patents

Verfahren zum Herstellen einer Farbstrennungskompensierenden Glasfaser und ein optisches Übertragungssystem diese Faser enthaltend.

Info

Publication number
DE69513344D1
DE69513344D1 DE69513344T DE69513344T DE69513344D1 DE 69513344 D1 DE69513344 D1 DE 69513344D1 DE 69513344 T DE69513344 T DE 69513344T DE 69513344 T DE69513344 T DE 69513344T DE 69513344 D1 DE69513344 D1 DE 69513344D1
Authority
DE
Germany
Prior art keywords
fiber
producing
transmission system
optical transmission
color separation
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
DE69513344T
Other languages
English (en)
Other versions
DE69513344T2 (de
Inventor
Masashi Onishi
Koji Amemiya
Chie Fukuda
Hiroo Kanamori
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of DE69513344D1 publication Critical patent/DE69513344D1/de
Application granted granted Critical
Publication of DE69513344T2 publication Critical patent/DE69513344T2/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
    • G02B6/02214—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
    • G02B6/02252—Negative dispersion fibres at 1550 nm
    • G02B6/02261—Dispersion compensating fibres, i.e. for compensating positive dispersion of other fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02745—Fibres having rotational spin around the central longitudinal axis, e.g. alternating +/- spin to reduce polarisation mode dispersion
    • 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
    • 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
    • G02B6/03605—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
    • G02B6/0365—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 - - +
    • 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 - + - +
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • C03B2203/20—Axial perturbations, e.g. in refractive index or composition helical
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/06—Rotating the fibre fibre about its longitudinal axis
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/42—Drawing at high speed, i.e. > 10 m/s

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69513344T 1994-08-26 1995-08-25 Verfahren zum Herstellen einer Farbstrennungskompensierenden Glasfaser und ein optisches Übertragungssystem diese Faser enthaltend. Expired - Fee Related DE69513344T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20209194A JP3491644B2 (ja) 1994-08-26 1994-08-26 光ファイバの製造方法

Publications (2)

Publication Number Publication Date
DE69513344D1 true DE69513344D1 (de) 1999-12-23
DE69513344T2 DE69513344T2 (de) 2000-04-20

Family

ID=16451823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513344T Expired - Fee Related DE69513344T2 (de) 1994-08-26 1995-08-25 Verfahren zum Herstellen einer Farbstrennungskompensierenden Glasfaser und ein optisches Übertragungssystem diese Faser enthaltend.

Country Status (4)

Country Link
US (1) US5581647A (de)
EP (1) EP0698582B1 (de)
JP (1) JP3491644B2 (de)
DE (1) DE69513344T2 (de)

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JPH09211249A (ja) * 1995-11-28 1997-08-15 Sumitomo Electric Ind Ltd シングルモード光ファイバ
US5802234A (en) * 1997-03-21 1998-09-01 Lucent Technologies, Inc Dispersion compensating optical fiber, and communication system comprising same
FR2790107B1 (fr) * 1999-02-18 2001-05-04 Cit Alcatel Fibre de ligne pour systemes de transmission a fibre optique a multiplexage en longueurs d'onde
US6233387B1 (en) * 1998-11-30 2001-05-15 Corning Incorporated Broadband pulse-reshaping optical fiber
DE60032363T2 (de) * 1999-04-26 2007-09-27 Corning Incorporated Optische faser mit niedrigen polarisationsmodendispersion sowie dämpfung und ihre herstelungsverfahren
CN1126965C (zh) 1999-04-30 2003-11-05 康宁股份有限公司 色散补偿光纤
JP4076702B2 (ja) 1999-05-14 2008-04-16 株式会社フジクラ 光ファイバの捻れ測定方法
US6427044B1 (en) 1999-06-23 2002-07-30 Sumitomo Electric Industries, Ltd. Optical fiber
US6453102B1 (en) 2000-02-07 2002-09-17 Corning Incorporated Dispersion compensating module and mode converter, coupler and dispersion compensating optical waveguide therein
US6460378B1 (en) * 2000-02-29 2002-10-08 Xiaoyuan Dong Collapsing a multitube assembly and subsequent optical fiber drawing in the same furnace
US6445864B2 (en) 2000-03-24 2002-09-03 Corning Incorporated Dispersion compensating optical fiber
US6650814B2 (en) 2001-12-11 2003-11-18 Corning Incorporated Single mode dispersion compensating optical fiber
US6735985B2 (en) * 2001-12-20 2004-05-18 Furukawa Electric North America Inc Method of impressing a twist on a multimode fiber during drawing
KR100401342B1 (en) * 2002-08-31 2003-10-10 Lg Cable Ltd Apparatus for spinning optical fiber and apparatus and method for fabricating optical fiber using the same
WO2004050573A1 (en) * 2002-09-25 2004-06-17 Giacomo Stefano Roba Process for producing an optical fiber having a low polarization mode dispersion
KR100512592B1 (ko) * 2002-10-22 2005-09-07 엘에스전선 주식회사 광섬유 모재 회전을 통해 광섬유 진원도를 개선하는광섬유 인선 장치 및 이를 이용한 광섬유 인선 방법
WO2004095098A1 (en) * 2003-03-27 2004-11-04 Corning Incorporated High dispersion, wide band dispersion compensating optical fiber
US20050180675A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Limited, A Western Australia Corporation Apparatus, method, and computer program product for structured waveguide including performance_enhancing bounding region
US20060056794A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for componentized displays using structured waveguides
US20050180723A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Apparatus, method, and computer program product for structured waveguide including holding bounding region
US20050180676A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Faraday structured waveguide modulator
US20060056793A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for structured waveguide including nonlinear effects
US20050185877A1 (en) * 2004-02-12 2005-08-25 Panorama Flat Ltd. Apparatus, Method, and Computer Program Product For Structured Waveguide Switching Matrix
US20060056792A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for structured waveguide including intra/inter contacting regions
US20050180672A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Apparatus, Method, and Computer Program Product For Multicolor Structured Waveguide
US7254287B2 (en) * 2004-02-12 2007-08-07 Panorama Labs, Pty Ltd. Apparatus, method, and computer program product for transverse waveguided display system
US20050180674A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Faraday structured waveguide display
US7224854B2 (en) 2004-02-12 2007-05-29 Panorama Labs Pty. Ltd. System, method, and computer program product for structured waveguide including polarizer region
US20050188728A1 (en) * 2004-03-01 2005-09-01 Zhi Zhiou Apparatus and method for manufacturing optical fiber including rotating optical fiber preforms during draw
AU2005304879B2 (en) 2004-11-05 2010-02-04 Donaldson Company, Inc. Filter medium and structure
US8057567B2 (en) 2004-11-05 2011-11-15 Donaldson Company, Inc. Filter medium and breather filter structure
US8021457B2 (en) 2004-11-05 2011-09-20 Donaldson Company, Inc. Filter media and structure
EP1846136A2 (de) 2005-02-04 2007-10-24 Donaldson Company, Inc. Aerosol abscheider
ATE442893T1 (de) 2005-02-22 2009-10-15 Donaldson Co Inc Aerosolabscheider
US20080285927A1 (en) * 2006-04-24 2008-11-20 Sterlite Optical Technologies Ltd. Single Mode Optical Fiber Having Reduced Macrobending and Attenuation Loss and Method for Manufacturing the Same
WO2008007743A1 (fr) * 2006-07-12 2008-01-17 The Furukawa Electric Co., Ltd. Fibre optique conservant la polarisation, procédé de fabrication d'un connecteur à fibre optique conservant la polarisation, et connecteur à fibre optique conservant la polarisation
EP2117674A1 (de) 2007-02-22 2009-11-18 Donaldson Company, Inc. Filterelement und verfahren
WO2008103821A2 (en) 2007-02-23 2008-08-28 Donaldson Company, Inc. Formed filter element
US9885154B2 (en) 2009-01-28 2018-02-06 Donaldson Company, Inc. Fibrous media
US8385692B2 (en) 2009-05-27 2013-02-26 Baker Hughes Incorporated On-line fiber Bragg grating dithering
US8265431B2 (en) 2009-11-06 2012-09-11 Baker Hughes Incorporated Rotated single or multicore optical fiber
JP2012020908A (ja) * 2010-07-15 2012-02-02 Sumitomo Electric Ind Ltd 光ファイバの製造方法及び光ファイバ
JP6031838B2 (ja) * 2012-06-08 2016-11-24 住友電気工業株式会社 光ファイバの製造方法
US9162918B2 (en) * 2013-02-13 2015-10-20 Ofs Fitel, Llc Method and apparatus for clamping a spinning preform and reducing the vibration of twisted optical fiber from a spinning preform
JP6252652B2 (ja) * 2016-10-26 2017-12-27 住友電気工業株式会社 光ファイバの製造方法
CN111302642A (zh) * 2020-04-17 2020-06-19 安徽丹凤集团桐城玻璃纤维有限公司 一种电子纱及其生产方法

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Also Published As

Publication number Publication date
JP3491644B2 (ja) 2004-01-26
US5581647A (en) 1996-12-03
EP0698582A3 (de) 1996-11-13
EP0698582B1 (de) 1999-11-17
EP0698582A2 (de) 1996-02-28
DE69513344T2 (de) 2000-04-20
JPH0859278A (ja) 1996-03-05

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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