IT1250320B - Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche - Google Patents
Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni otticheInfo
- Publication number
- IT1250320B IT1250320B ITTO910775A ITTO910775A IT1250320B IT 1250320 B IT1250320 B IT 1250320B IT TO910775 A ITTO910775 A IT TO910775A IT TO910775 A ITTO910775 A IT TO910775A IT 1250320 B IT1250320 B IT 1250320B
- Authority
- IT
- Italy
- Prior art keywords
- optical
- procedure
- manufacture
- mode active
- telecommunications
- Prior art date
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
- C03B37/01807—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
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
-
- 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
- C03B37/01876—Means for heating tubes or rods during or immediately prior to deposition, e.g. electric resistance heaters
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Optical Integrated Circuits (AREA)
- Lasers (AREA)
- Glass Melting And Manufacturing (AREA)
Abstract
PER REALIZZARE GUIDE OTTICHE ATTIVE A STRISCIA MONOMODALI PER TELECOMUNICAZIONI OTTICHE, SI DEPOSITA SU UN SUBSTRATO UNO STRATO DI POLVERINO VETROSO CHE VIENE IMPREGNATO CON UNA SOLUZIONE DI UN PRECURSORE DI UN DROGANTE A BASE DI TERRE RARE, E SI FA PASSARE LUNGO IL POLVERINO, SECONDO UN PERCORSO CORRISPONDENTE ALL'ANDAMENTO GEOMETRICO VOLUTO PER LA GUIDA, UNA RADIAZIONE DI LUNGHEZZA D'ONDA COMPRESA IN UNA BANDA DI ASSORBIMENTO DEL DROGANTE IN MODO DA REALIZZARE UNA STRISCIA VETRIFICATA.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO910775A IT1250320B (it) | 1991-10-15 | 1991-10-15 | Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche |
US07/958,687 US5279634A (en) | 1991-10-15 | 1992-10-09 | Method of fabricating strip monomode active optical waveguides by vitrifying an interior portion of a tube with a laser |
DE199292117485T DE537692T1 (de) | 1991-10-15 | 1992-10-13 | Verfahren zum herstellen optisch aktiver einmodenstreifenwellenleitern fuer optische nachrichtenuebertragung. |
DE69200393T DE69200393T2 (de) | 1991-10-15 | 1992-10-13 | Verfahren zum Herstellen optisch aktiver Einmodenstreifenwellenleitern für optische Nachrichtenübertragung. |
EP92117485A EP0537692B1 (en) | 1991-10-15 | 1992-10-13 | Method of fabricating strip monomode active optical waveguides for optical telecommunications |
CA002080527A CA2080527C (en) | 1991-10-15 | 1992-10-14 | Method of fabricating monomode active strip optical waveguides for optical telecommunications |
JP4300594A JPH07109908B2 (ja) | 1991-10-15 | 1992-10-14 | 光通信用ストリップ・モノモード能動光ウエーブガイドの製造方法 |
US08/103,750 US5411565A (en) | 1991-10-15 | 1993-08-06 | Fabricating strip waveguides by consolidating a rare-earth-doped layer with a laser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO910775A IT1250320B (it) | 1991-10-15 | 1991-10-15 | Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO910775A0 ITTO910775A0 (it) | 1991-10-15 |
ITTO910775A1 ITTO910775A1 (it) | 1993-04-16 |
IT1250320B true IT1250320B (it) | 1995-04-07 |
Family
ID=11409641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO910775A IT1250320B (it) | 1991-10-15 | 1991-10-15 | Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche |
Country Status (6)
Country | Link |
---|---|
US (2) | US5279634A (it) |
EP (1) | EP0537692B1 (it) |
JP (1) | JPH07109908B2 (it) |
CA (1) | CA2080527C (it) |
DE (2) | DE537692T1 (it) |
IT (1) | IT1250320B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0483596A (ja) * | 1990-07-26 | 1992-03-17 | Ebara Infilco Co Ltd | 有機性汚水の処理方法 |
IT1250320B (it) * | 1991-10-15 | 1995-04-07 | Sip | Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche |
JP3622816B2 (ja) * | 1996-12-27 | 2005-02-23 | 富士通株式会社 | 光増幅用ファイバ及びその製造方法 |
JP3349422B2 (ja) * | 1998-02-12 | 2002-11-25 | 科学技術振興事業団 | 光導波路アレイ及びその製造方法 |
DE19848083C2 (de) * | 1998-10-19 | 2001-02-01 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Interferenzschichtfolgen, System aus übereinander liegenden Interferenzschichtfolgen sowie Interferenzschichtfolge |
WO2001064591A1 (en) * | 2000-03-01 | 2001-09-07 | Heraeus Amersil, Inc. | Method, apparatus, and article of manufacture for determining an amount of energy needed to bring a quartz workpiece to a fusion weldable condition |
US7058245B2 (en) * | 2000-04-04 | 2006-06-06 | Waveguide Solutions, Inc. | Integrated optical circuits |
US20040028336A1 (en) * | 2001-09-04 | 2004-02-12 | Feuer Mark D. | Method for fabricating optical devices by assembling multiple wafers containing planar optical waveguides |
GB2369820B (en) * | 2000-12-08 | 2003-04-23 | Univ Southampton | Fabrication of substrates for planar waveguide devices and planar waveguide devices |
US6729925B2 (en) * | 2001-01-24 | 2004-05-04 | Matsushita Electric Industrial Co., Ltd. | Method for manufacturing discharge tube and discharge lamp |
DE10158521B4 (de) * | 2001-11-29 | 2005-06-02 | Wacker-Chemie Gmbh | In Teilbereichen oder vollständig verglaster SiO2-Formkörper und Verfahren zu seiner Herstellung |
CN115557690B (zh) * | 2022-09-27 | 2024-02-09 | 长飞光纤光缆股份有限公司 | 一种成型组件及采用其制备有源光纤预制棒的方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3873339A (en) * | 1972-03-30 | 1975-03-25 | Corning Glass Works | Method of forming optical waveguide circuit path |
US4403031A (en) * | 1981-06-25 | 1983-09-06 | Corning Glass Works | Method for providing optical patterns in glass |
JPS5911941A (ja) * | 1982-07-13 | 1984-01-21 | Nissan Motor Co Ltd | シ−ルラバ− |
FR2534034B1 (fr) * | 1982-10-05 | 1986-02-28 | Lyonnaise Transmiss Optiques | Guide d'ondes lumineuses, et procedes de fabrication de celui-ci |
US5080962A (en) * | 1985-02-25 | 1992-01-14 | University Of Florida | Method for making silica optical devices and devices produced thereby |
JPS6229233A (ja) * | 1985-07-29 | 1987-02-07 | Mitsubishi Electric Corp | 信号伝送方式 |
GB8610053D0 (en) * | 1986-04-24 | 1986-05-29 | British Telecomm | Glass fibre |
DE3626276A1 (de) * | 1986-08-02 | 1988-02-18 | Rheydt Kabelwerk Ag | Verfahren zur herstellung von vorformen fuer lichtleitfasern |
GB8815966D0 (en) * | 1988-07-05 | 1988-08-10 | Marconi Gec Ltd | Optical elements |
US5047076A (en) * | 1988-12-07 | 1991-09-10 | Sip - Societa Italiana Per L-Esercizio Delle Telecomunicazioni P.A. | Method of fabricating optical fibres by solution-doping |
US5151117A (en) * | 1991-06-14 | 1992-09-29 | Corning Incorporated | Solution doping of porous preforms |
US5196041A (en) * | 1991-09-17 | 1993-03-23 | The Charles Stark Draper Laboratory, Inc. | Method of forming an optical channel waveguide by gettering |
IT1250320B (it) * | 1991-10-15 | 1995-04-07 | Sip | Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche |
-
1991
- 1991-10-15 IT ITTO910775A patent/IT1250320B/it active IP Right Grant
-
1992
- 1992-10-09 US US07/958,687 patent/US5279634A/en not_active Expired - Fee Related
- 1992-10-13 DE DE199292117485T patent/DE537692T1/de active Pending
- 1992-10-13 EP EP92117485A patent/EP0537692B1/en not_active Expired - Lifetime
- 1992-10-13 DE DE69200393T patent/DE69200393T2/de not_active Expired - Fee Related
- 1992-10-14 CA CA002080527A patent/CA2080527C/en not_active Expired - Fee Related
- 1992-10-14 JP JP4300594A patent/JPH07109908B2/ja not_active Expired - Lifetime
-
1993
- 1993-08-06 US US08/103,750 patent/US5411565A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2080527C (en) | 1996-07-09 |
DE69200393D1 (de) | 1994-10-13 |
EP0537692B1 (en) | 1994-09-07 |
EP0537692A1 (en) | 1993-04-21 |
DE537692T1 (de) | 1993-09-02 |
ITTO910775A1 (it) | 1993-04-16 |
US5279634A (en) | 1994-01-18 |
JPH07109908B2 (ja) | 1995-11-22 |
JPH0661552A (ja) | 1994-03-04 |
CA2080527A1 (en) | 1993-04-16 |
US5411565A (en) | 1995-05-02 |
DE69200393T2 (de) | 1995-02-23 |
ITTO910775A0 (it) | 1991-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970827 |