DE60100068T2 - Verfahren zur Modifizierung des Indexprofils von einer optischen Faservorform in der longitudinalen Richtung - Google Patents

Verfahren zur Modifizierung des Indexprofils von einer optischen Faservorform in der longitudinalen Richtung

Info

Publication number
DE60100068T2
DE60100068T2 DE60100068T DE60100068T DE60100068T2 DE 60100068 T2 DE60100068 T2 DE 60100068T2 DE 60100068 T DE60100068 T DE 60100068T DE 60100068 T DE60100068 T DE 60100068T DE 60100068 T2 DE60100068 T2 DE 60100068T2
Authority
DE
Germany
Prior art keywords
modifying
optical fiber
longitudinal direction
fiber preform
index profile
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
DE60100068T
Other languages
English (en)
Other versions
DE60100068D1 (de
Inventor
David J Mazzarese
George E Oulundsen
Jr Joseph T Sledziewski
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE60100068D1 publication Critical patent/DE60100068D1/de
Application granted granted Critical
Publication of DE60100068T2 publication Critical patent/DE60100068T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01228—Removal of preform material
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • 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
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DE60100068T 2000-06-30 2001-01-08 Verfahren zur Modifizierung des Indexprofils von einer optischen Faservorform in der longitudinalen Richtung Expired - Fee Related DE60100068T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/609,580 US6532773B1 (en) 2000-06-30 2000-06-30 Method of modifying the index profile of an optical fiber preform in the longitudinal direction

Publications (2)

Publication Number Publication Date
DE60100068D1 DE60100068D1 (de) 2003-01-30
DE60100068T2 true DE60100068T2 (de) 2003-11-06

Family

ID=24441384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60100068T Expired - Fee Related DE60100068T2 (de) 2000-06-30 2001-01-08 Verfahren zur Modifizierung des Indexprofils von einer optischen Faservorform in der longitudinalen Richtung

Country Status (3)

Country Link
US (1) US6532773B1 (de)
EP (1) EP1167307B1 (de)
DE (1) DE60100068T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003066537A1 (en) * 2001-12-19 2003-08-14 Pirelli & C. S.P.A. Process for determining the drawing tension in the manufacturing of an optical fibre
NL1023438C2 (nl) * 2003-05-15 2004-11-22 Draka Fibre Technology Bv Werkwijze ter vervaardiging van een optische vezel, voorvorm en een optische vezel.
US8322166B2 (en) * 2010-11-22 2012-12-04 Corning Incorporated Method of manufacturing optical fiber with selected draw tension
JP5916551B2 (ja) * 2011-09-30 2016-05-11 株式会社フジクラ 光ファイバ用母材の製造方法、及び、光ファイバの製造方法
DE102012106478B4 (de) 2012-07-18 2015-03-05 J-Fiber Gmbh Verfahren zur Fertigung einer Preform für eine Gradientenindex-Multimodefaser unter Anwendung einer Innenwand-Rohrabscheidung
NL2009962C2 (en) * 2012-12-11 2014-06-12 Draka Comteq Bv Method for activating an inner surface of a hollow glass substrate tube for the manufacturing of an optical fiber preform.
NL2015162B1 (en) 2015-07-13 2017-02-01 Draka Comteq Bv Method for activating an inner surface of a substrate tube for the manufacturing of an optical fiber preform.
US11213912B2 (en) * 2018-06-25 2022-01-04 Bwxt Nuclear Operations Group, Inc. Methods and systems for monitoring a temperature of a component during a welding operation
CN113253388B (zh) * 2021-07-12 2021-09-10 武汉聚合光子技术有限公司 一种等离子体剥除光纤涂覆层的方法和系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217027A (en) 1974-02-22 1980-08-12 Bell Telephone Laboratories, Incorporated Optical fiber fabrication and resulting product
GB1568521A (en) 1976-04-06 1980-05-29 Standard Telephones Cables Ltd Optical fibre manufacture
US4334903A (en) 1977-08-29 1982-06-15 Bell Telephone Laboratories, Incorporated Optical fiber fabrication
US4161656A (en) * 1978-03-28 1979-07-17 Bell Telephone Laboratories, Incorporated Methods for measuring dopant concentrations in optical fibers and preforms
US4181433A (en) * 1978-04-14 1980-01-01 Bell Telephone Laboratories, Incorporated Method for determining the refractive index profile of optical fibers and optical fiber preforms
US4260221A (en) * 1979-03-16 1981-04-07 Bell Telephone Laboratories, Incorporated Multimode fiber with z-dependent index profile
US4292341A (en) * 1980-02-26 1981-09-29 Bell Telephone Laboratories, Incorporated Method of controlling the index profile of optical fiber preforms
DE3031147A1 (de) 1980-08-18 1982-03-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von glas mit einem vorbestimmten brechzahlprofil und alkalifreies glas aus einem oxis eines grundstoffes, das mit einem oder mehreren weiteren stoffen dotiert ist
NL8300650A (nl) * 1983-02-22 1984-09-17 Philips Nv Werkwijze voor het vervaardigen van een massieve voorvorm voor het trekken van optische vezels.
SU1150537A1 (ru) * 1983-08-08 1985-04-15 Государственный Научно-Исследовательский Институт Кварцевого Стекла Способ контрол радиального распределени легирующих окислов в заготовках волоконно-оптических световодов
US5221306A (en) 1989-12-29 1993-06-22 At&T Bell Laboratories Method and apparatus for modifying the transverse cross section of a body
JP2965236B2 (ja) * 1993-12-28 1999-10-18 信越化学工業株式会社 光ファイバ用母材の製造方法
FR2725712B1 (fr) * 1994-10-18 1996-12-13 Alcatel Fibres Optiques Procede d'amelioration geometrique d'un tube pour realisation de preforme
DE19536960A1 (de) * 1995-10-04 1996-03-21 Heraeus Quarzglas Verfahren und Vorrichtung zum Herstellen eines Bauteils aus Glas durch Ziehen aus einem Rohling
KR0153835B1 (ko) 1995-11-07 1998-11-16 김광호 매끄러운 환상고리 굴절율 프로파일을 갖는 분산이동광섬유의 제조방법
FR2751955B1 (fr) 1996-07-31 1998-09-04 Alcatel Fibres Optiques Fibre optique et son procede de fabrication
JP3131162B2 (ja) * 1996-11-27 2001-01-31 信越化学工業株式会社 光ファイバプリフォームの製造方法
US6131414A (en) * 1997-05-13 2000-10-17 Shin-Etsu Chemical Co., Ltd. Method for making a preform for optical fibers by drawing a mother ingot

Also Published As

Publication number Publication date
DE60100068D1 (de) 2003-01-30
EP1167307A1 (de) 2002-01-02
US6532773B1 (en) 2003-03-18
EP1167307B1 (de) 2002-12-18

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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