DE68913924D1 - Verfahren zur Herstellung von optischen Fasern durch Lösungsdotierungstechnik. - Google Patents

Verfahren zur Herstellung von optischen Fasern durch Lösungsdotierungstechnik.

Info

Publication number
DE68913924D1
DE68913924D1 DE89122561T DE68913924T DE68913924D1 DE 68913924 D1 DE68913924 D1 DE 68913924D1 DE 89122561 T DE89122561 T DE 89122561T DE 68913924 T DE68913924 T DE 68913924T DE 68913924 D1 DE68913924 D1 DE 68913924D1
Authority
DE
Germany
Prior art keywords
production
optical fibers
doping technology
solution doping
solution
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
DE89122561T
Other languages
English (en)
Other versions
DE68913924T2 (de
Inventor
Livio Cognolato
Angelantonio Gnazzo
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.)
Telecom Italia SpA
Original Assignee
SIP SAS
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
Priority claimed from IT68096/88A external-priority patent/IT1223980B/it
Priority claimed from IT8967715A external-priority patent/IT1232526B/it
Application filed by SIP SAS filed Critical SIP SAS
Publication of DE68913924D1 publication Critical patent/DE68913924D1/de
Application granted granted Critical
Publication of DE68913924T2 publication Critical patent/DE68913924T2/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
    • C03B37/014—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
    • 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
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • C03B37/01838—Reactant delivery systems, e.g. reactant deposition burners for delivering and depositing additional reactants as liquids or solutions, e.g. for solution doping of the deposited glass
    • 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
    • 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
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/0095—Solution impregnating; Solution doping; Molecular stuffing, e.g. of porous glass
    • 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
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • C03B2201/36—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers doped with rare earth metals and aluminium, e.g. Er-Al co-doped
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/901—Liquid phase reaction process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
DE68913924T 1988-12-07 1989-12-07 Verfahren zur Herstellung von optischen Fasern durch Lösungsdotierungstechnik. Expired - Fee Related DE68913924T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT68096/88A IT1223980B (it) 1988-12-07 1988-12-07 Procedimento per il drogaggio in soluzione del nucleo di preforme per fibre ottiche in silice
IT8967715A IT1232526B (it) 1989-08-24 1989-08-24 Procedimento per la fabbricazione di fibre ottiche con la tecnica di drogaggio in soluzione

Publications (2)

Publication Number Publication Date
DE68913924D1 true DE68913924D1 (de) 1994-04-21
DE68913924T2 DE68913924T2 (de) 1994-07-21

Family

ID=26329821

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198989122561T Pending DE372550T1 (de) 1988-12-07 1989-12-07 Verfahren zur herstellung von optischen fasern durch loesungsdotierungstechnik.
DE68913924T Expired - Fee Related DE68913924T2 (de) 1988-12-07 1989-12-07 Verfahren zur Herstellung von optischen Fasern durch Lösungsdotierungstechnik.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE198989122561T Pending DE372550T1 (de) 1988-12-07 1989-12-07 Verfahren zur herstellung von optischen fasern durch loesungsdotierungstechnik.

Country Status (10)

Country Link
US (1) US5047076A (de)
EP (1) EP0372550B1 (de)
JP (1) JPH0662311B2 (de)
CA (1) CA2004806C (de)
DE (2) DE372550T1 (de)
DK (1) DK612289A (de)
ES (1) ES2016073T3 (de)
GR (1) GR900300110T1 (de)
IE (1) IE62286B1 (de)
PT (1) PT92508B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU625144B2 (en) * 1989-10-31 1992-07-02 Fujitsu Limited Production method for optical fiber base material
US5284500A (en) * 1989-10-31 1994-02-08 Fujitsu Limited Process for fabricating an optical fiber preform
JPH085684B2 (ja) * 1990-02-28 1996-01-24 株式会社フジクラ 石英ガラスの製法
JP2599511B2 (ja) * 1991-03-28 1997-04-09 国際電信電話株式会社 希土類元素ド−プ石英ガラスの製造方法
US5151117A (en) * 1991-06-14 1992-09-29 Corning Incorporated Solution doping of porous preforms
IT1250320B (it) * 1991-10-15 1995-04-07 Sip Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche
JP2766420B2 (ja) * 1992-04-07 1998-06-18 株式会社フジクラ エルビウム添加石英の製造方法
KR0177088B1 (ko) 1993-11-29 1999-05-15 김광호 단일모드 광섬유 1차 모재 오버크래딩 방법 및 장치
GB2325928B (en) * 1996-03-30 2000-01-19 Samsung Electronics Co Ltd Apparatus for manufacturing erbium-doped optical fibres
KR0167132B1 (ko) * 1996-03-30 1999-01-15 윤종용 어븀 첨가 광섬유의 제조 방법 및 장치
US6134366A (en) * 1997-09-19 2000-10-17 Internationl Business Machines Corporation Reduced dispersion optical waveguide and methods for fabricating the same
US6498888B1 (en) 1998-04-22 2002-12-24 Institut National D'optique High-attenuation fiber with cladding mode suppression for all-fiber optical attenuator
US6192713B1 (en) 1998-06-30 2001-02-27 Sdl, Inc. Apparatus for the manufacture of glass preforms
JP2000252558A (ja) 1999-02-26 2000-09-14 Sumitomo Electric Ind Ltd 光増幅用光ファイバおよびその製造方法
US6578387B2 (en) * 1999-04-09 2003-06-17 Fitel Usa Corp. Method of fabrication of rare earth doped preforms for optical fibers
US20030061990A1 (en) * 2001-10-03 2003-04-03 Alcatel CVD diameter control with particle separation
US7058269B2 (en) * 2001-10-24 2006-06-06 Institut National D'optique Reconstructed glass for fiber optic applications
US7241629B2 (en) * 2001-12-20 2007-07-10 Corning Incorporated Detectable labels, methods of manufacture and use
US7149383B2 (en) 2003-06-30 2006-12-12 Finisar Corporation Optical system with reduced back reflection
US6961489B2 (en) * 2003-06-30 2005-11-01 Finisar Corporation High speed optical system
JP5467864B2 (ja) 2006-05-11 2014-04-09 エスピーアイ レーザーズ ユーケー リミテッド 光放射を提供する装置
CN102060439B (zh) * 2010-11-19 2012-12-05 烽火通信科技股份有限公司 一种光子晶体光纤的制造工艺
US11919805B2 (en) * 2018-06-01 2024-03-05 Corning Incorporated Carbon-doped silicon dioxide glass and methods of manufacturing thereof
CN115180817B (zh) * 2022-08-22 2023-09-29 中国工程物理研究院激光聚变研究中心 一种制备有源光纤预制棒的在线掺杂方法及装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7116691A (en) * 1971-12-04 1973-06-06 Composite glass rod - for production of optical fibres
GB1496788A (en) * 1974-09-05 1978-01-05 Standard Telephones Cables Ltd Optical fibre manufacture
US3961926A (en) * 1974-12-27 1976-06-08 International Telephone And Telegraph Corporation Preparation of germania cores in optical fibers
US4203743A (en) * 1976-09-20 1980-05-20 Hitachi, Ltd. Method of producing optical fiber
JPS5852935B2 (ja) * 1978-11-20 1983-11-26 三菱マテリアル株式会社 光伝送用素材の製造方法
JPS6046253B2 (ja) * 1980-08-11 1985-10-15 本田技研工業株式会社 多連式気化器のスロツトルオプナ装置
FR2500109A1 (fr) * 1981-02-13 1982-08-20 Thomson Csf Dispositif de jonction elastique et etanche
IT1157146B (it) * 1982-12-16 1987-02-11 Cselt Centro Studi Lab Telecom Metodo per la compensazione del profilo di indice di rifrazione di fibre ottiche
JPS6021928A (ja) * 1983-07-18 1985-02-04 Toyoda Autom Loom Works Ltd 粗紡機におけるボビンレ−ル位置検出装置
GB2165233B (en) * 1984-10-04 1988-03-09 Suwa Seikosha Kk Method of making a tubular silica glass member
IT1180127B (it) * 1984-11-13 1987-09-23 Cselt Centro Studi Lab Telecom Procedimento per la produzione di fibre ottiche in silice drogata con allumina
US4610708A (en) * 1985-06-24 1986-09-09 Corning Glass Works Method for making metal halide optical fiber
IT1191998B (it) * 1986-04-10 1988-03-31 Cselt Centro Studi Lab Telecom Procedimento e apparecchiatura per la produzione di preforme per fibre ottiche operanti nella regione spettrale del medio infrarosso
GB8610053D0 (en) * 1986-04-24 1986-05-29 British Telecomm Glass fibre
US4826288A (en) * 1987-04-09 1989-05-02 Polaroid Corporation, Patent Department Method for fabricating optical fibers having cores with high rare earth content
US4848998A (en) * 1988-01-21 1989-07-18 Polaroid Corporation Selective volitization method for preparing fiber optics

Also Published As

Publication number Publication date
CA2004806C (en) 1994-09-20
JPH0662311B2 (ja) 1994-08-17
DK612289D0 (da) 1989-12-05
IE62286B1 (en) 1995-01-25
ES2016073T3 (es) 1994-06-01
IE893868L (en) 1990-06-07
CA2004806A1 (en) 1990-06-07
PT92508A (pt) 1990-06-29
EP0372550A1 (de) 1990-06-13
DE372550T1 (de) 1990-10-18
ES2016073A4 (es) 1990-10-16
DK612289A (da) 1990-06-08
EP0372550B1 (de) 1994-03-16
US5047076A (en) 1991-09-10
DE68913924T2 (de) 1994-07-21
PT92508B (pt) 1996-02-29
GR900300110T1 (en) 1991-09-27
JPH02258644A (ja) 1990-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TELECOM ITALIA S.P.A., TURIN/TORINO, IT

8339 Ceased/non-payment of the annual fee