ATE517851T1 - Verfahren zum herstellen einer optischen faser mit geringen polarisationsmodendispersion - Google Patents

Verfahren zum herstellen einer optischen faser mit geringen polarisationsmodendispersion

Info

Publication number
ATE517851T1
ATE517851T1 AT02796771T AT02796771T ATE517851T1 AT E517851 T1 ATE517851 T1 AT E517851T1 AT 02796771 T AT02796771 T AT 02796771T AT 02796771 T AT02796771 T AT 02796771T AT E517851 T1 ATE517851 T1 AT E517851T1
Authority
AT
Austria
Prior art keywords
optical fiber
producing
glass material
polarization mode
mode dispersion
Prior art date
Application number
AT02796771T
Other languages
English (en)
Inventor
Franco Cocchini
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 ATE517851T1 publication Critical patent/ATE517851T1/de

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
    • C03B37/029—Furnaces therefor
    • 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
    • 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
    • C03B2203/19—Alternating positive/negative spins or twists
    • 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

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)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
AT02796771T 2002-12-30 2002-12-30 Verfahren zum herstellen einer optischen faser mit geringen polarisationsmodendispersion ATE517851T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2002/014901 WO2004058654A1 (en) 2002-12-30 2002-12-30 Method for producing an optical fiber having low polarization mode dispersion

Publications (1)

Publication Number Publication Date
ATE517851T1 true ATE517851T1 (de) 2011-08-15

Family

ID=32668708

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02796771T ATE517851T1 (de) 2002-12-30 2002-12-30 Verfahren zum herstellen einer optischen faser mit geringen polarisationsmodendispersion

Country Status (9)

Country Link
US (1) US7891216B2 (de)
EP (1) EP1578699B1 (de)
JP (1) JP4235733B2 (de)
CN (1) CN100347110C (de)
AT (1) ATE517851T1 (de)
AU (1) AU2002361253B2 (de)
BR (1) BR0215997B1 (de)
ES (1) ES2371207T3 (de)
WO (1) WO2004058654A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100547755B1 (ko) * 2003-05-24 2006-01-31 삼성전자주식회사 스핀을 이용한 광섬유 제조 장치 및 방법
WO2007147440A1 (en) * 2006-06-22 2007-12-27 Prysmian S.P.A. Method of making a low pmd optical fiber
JP5778939B2 (ja) * 2011-02-14 2015-09-16 株式会社フジクラ 光ファイバ素線の製造方法
CN115385568B (zh) * 2022-09-09 2023-09-12 中国建筑材料科学研究总院有限公司 光学纤维的扭转方法及扭转装置、大口径光纤倒像器及制备方法

Family Cites Families (12)

* 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
EP0630865A1 (de) * 1993-06-22 1994-12-28 Sumitomo Electric Industries, Limited Optische Faser und Vorform und Verfahren zu deren Herstellung
JP3557606B2 (ja) 1995-03-01 2004-08-25 住友電気工業株式会社 光ファイバおよび光ファイバの製造方法
US5704960A (en) * 1995-12-20 1998-01-06 Corning, Inc. Method of forming an optical fiber for reduced polarization effects in amplifiers
JP3226283B2 (ja) 1996-01-22 2001-11-05 コーニング インコーポレイテッド 偏光モード分散を減少させるためにスピンを変調させた光ファイバ並びにその製造方法および装置
US6324872B1 (en) * 1996-04-12 2001-12-04 Corning Incorporated Method and apparatus for introducing controlled spin in optical fibers
US6189343B1 (en) 1996-11-13 2001-02-20 Fibre Ottiche Sud F.O.S. S.P.A. Apparatus and method for forming an optical fiber
EP1226415B1 (de) 1999-10-29 2005-01-19 Pirelli & C. S.p.A. Verfahren zur messung des twists verliehen an einen optischen fiber und vorgehen bei dem verfahren zur verarbeitung eines optischen fibers
EP1258751A4 (de) * 1999-11-08 2004-12-01 Sumitomo Electric Industries Lichtwellenleiterfaser, herstellungsverfahren und optisches übertragungssystem hiermit
JP2003114347A (ja) * 2001-07-30 2003-04-18 Furukawa Electric Co Ltd:The シングルモード光ファイバ、その製造方法および製造装置
US6735985B2 (en) * 2001-12-20 2004-05-18 Furukawa Electric North America Inc Method of impressing a twist on a multimode fiber during drawing
US6859596B2 (en) * 2002-07-23 2005-02-22 Fitel Usa Corp. Systems and methods for forming ultra-low PMD optical fiber using amplitude and frequency keyed fiber spin functions

Also Published As

Publication number Publication date
WO2004058654A1 (en) 2004-07-15
BR0215997A (pt) 2005-11-08
EP1578699A1 (de) 2005-09-28
EP1578699B1 (de) 2011-07-27
JP4235733B2 (ja) 2009-03-11
BR0215997B1 (pt) 2012-05-29
US20060230791A1 (en) 2006-10-19
AU2002361253A1 (en) 2004-07-22
US7891216B2 (en) 2011-02-22
ES2371207T3 (es) 2011-12-28
AU2002361253B2 (en) 2009-11-05
CN1720201A (zh) 2006-01-11
JP2006512267A (ja) 2006-04-13
CN100347110C (zh) 2007-11-07

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Legal Events

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