DK1817263T3 - Fremgangsmåde, system og indretning til at overføre en forudbestemt drejning til en optisk fiber - Google Patents

Fremgangsmåde, system og indretning til at overføre en forudbestemt drejning til en optisk fiber

Info

Publication number
DK1817263T3
DK1817263T3 DK04803452.4T DK04803452T DK1817263T3 DK 1817263 T3 DK1817263 T3 DK 1817263T3 DK 04803452 T DK04803452 T DK 04803452T DK 1817263 T3 DK1817263 T3 DK 1817263T3
Authority
DK
Denmark
Prior art keywords
transferring
optical fiber
predetermined rotation
rotation
predetermined
Prior art date
Application number
DK04803452.4T
Other languages
English (en)
Inventor
Franco Cocchini
Giuseppe Malafronte
Gerardo Testa
Andrea Mazzotti
Original Assignee
Prysmian Spa
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 Prysmian Spa filed Critical Prysmian Spa
Application granted granted Critical
Publication of DK1817263T3 publication Critical patent/DK1817263T3/da

Links

Classifications

    • 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
    • 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
    • C03B37/0253—Controlling or regulating
    • 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
    • C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
    • C03B37/032—Drawing means, e.g. drawing drums ; Traction or tensioning devices for glass optical fibres
    • 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
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DK04803452.4T 2004-12-02 2004-12-02 Fremgangsmåde, system og indretning til at overføre en forudbestemt drejning til en optisk fiber DK1817263T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2004/013713 WO2006058551A1 (en) 2004-12-02 2004-12-02 Method, system and device for imparting a predetermined rotation to an optical fibre

Publications (1)

Publication Number Publication Date
DK1817263T3 true DK1817263T3 (da) 2014-06-30

Family

ID=34959601

Family Applications (1)

Application Number Title Priority Date Filing Date
DK04803452.4T DK1817263T3 (da) 2004-12-02 2004-12-02 Fremgangsmåde, system og indretning til at overføre en forudbestemt drejning til en optisk fiber

Country Status (8)

Country Link
US (1) US20080141723A1 (da)
EP (1) EP1817263B1 (da)
AR (1) AR051979A1 (da)
AU (1) AU2004325386A1 (da)
BR (1) BRPI0419220B1 (da)
CA (1) CA2590424A1 (da)
DK (1) DK1817263T3 (da)
WO (1) WO2006058551A1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1959450A (zh) * 2006-10-26 2007-05-09 长飞光纤光缆有限公司 适合高速大预制棒制造具有低偏振模色散单模光纤的方法
US7796895B2 (en) * 2007-01-26 2010-09-14 Bti Systems Inc. Method and system for dynamic dispersion compensation
WO2009076998A1 (en) * 2007-12-14 2009-06-25 Prysmian S.P.A. Method of evaluation of optical fibers during manufacturing thereof
JP5993456B2 (ja) 2011-08-22 2016-09-14 コーニング インコーポレイテッド 制御された屈折率摂動を有する光ファイバーの製造方法
JP5903123B2 (ja) * 2014-04-07 2016-04-13 株式会社フジクラ 光ファイバ素線の製造方法および製造装置
JP2016170356A (ja) * 2015-03-13 2016-09-23 株式会社フジクラ 光ファイバおよび光ファイバの製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298047A (en) * 1992-08-03 1994-03-29 At&T Bell Laboratories Method of making a fiber having low polarization mode dispersion due to a permanent spin
US6324872B1 (en) * 1996-04-12 2001-12-04 Corning Incorporated Method and apparatus for introducing controlled spin in optical fibers
ATE287528T1 (de) * 1999-10-29 2005-02-15 Pirelli & C Spa Verfahren zur messung des twists verliehen an einen optischen fiber und vorgehen bei dem verfahren zur verarbeitung eines optischen fibers
JP2002226229A (ja) * 2000-11-29 2002-08-14 Furukawa Electric Co Ltd:The 光ファイバ連続ねじり装置
US6791678B2 (en) * 2002-07-23 2004-09-14 Fitel Usa Corp. System and method for obtaining spin and mechanical twist data during optical fiber draw
FR2849438B1 (fr) * 2002-12-31 2005-03-18 Cit Alcatel Procede de controle de la dispersion modale de polarisation d'une fibre optique lors du fibrage
US7310974B2 (en) * 2003-01-13 2007-12-25 Sterlite Optical Technologies Limited Method for producing twisted optical fiber with reduced polarization mode dispersion

Also Published As

Publication number Publication date
CA2590424A1 (en) 2006-06-08
EP1817263B1 (en) 2014-04-09
WO2006058551A1 (en) 2006-06-08
BRPI0419220B1 (pt) 2018-03-06
AU2004325386A1 (en) 2006-06-08
US20080141723A1 (en) 2008-06-19
BRPI0419220A (pt) 2008-05-20
EP1817263A1 (en) 2007-08-15
AR051979A1 (es) 2007-02-21

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