ES464432A1 - Mejoras en guiaonda de fibras opticas de cristal. - Google Patents

Mejoras en guiaonda de fibras opticas de cristal.

Info

Publication number
ES464432A1
ES464432A1 ES464432A ES464432A ES464432A1 ES 464432 A1 ES464432 A1 ES 464432A1 ES 464432 A ES464432 A ES 464432A ES 464432 A ES464432 A ES 464432A ES 464432 A1 ES464432 A1 ES 464432A1
Authority
ES
Spain
Prior art keywords
refractive index
waveguide
effective refractive
optical fibre
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
Application number
ES464432A
Other languages
English (en)
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 Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES464432A1 publication Critical patent/ES464432A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03688—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 5 or more layers
    • 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
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • 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
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Abstract

Mejoras en guíaonda de fibras ópticas de cristal; con un índice de refracción efectivo gradualla cual comprende un número de unos primeros y unos segundos anillos concéntricos alternados de material transmisor de la luzteniendo dichos primeros anillos un primer índice de refracción y un espesor constante y teniendo dichos segundos anillos un segundo índice de refracción y un espesor creciente desde el centro de la guíaonda hacia el exterior de la mismade tal modo que el correspondiente índice de refracción efectivo varía hacia afuera desde el centro de dicha guíaonda.
ES464432A 1975-11-14 1977-11-24 Mejoras en guiaonda de fibras opticas de cristal. Expired ES464432A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63204675A 1975-11-14 1975-11-14

Publications (1)

Publication Number Publication Date
ES464432A1 true ES464432A1 (es) 1978-11-16

Family

ID=24533854

Family Applications (2)

Application Number Title Priority Date Filing Date
ES453275A Expired ES453275A1 (es) 1975-11-14 1976-11-12 Un metodo para la fabricacion de una guiaonda de fibras op- ticas de cristal.
ES464432A Expired ES464432A1 (es) 1975-11-14 1977-11-24 Mejoras en guiaonda de fibras opticas de cristal.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES453275A Expired ES453275A1 (es) 1975-11-14 1976-11-12 Un metodo para la fabricacion de una guiaonda de fibras op- ticas de cristal.

Country Status (10)

Country Link
JP (1) JPS5262034A (es)
AU (1) AU504423B2 (es)
CA (1) CA1087889A (es)
CH (1) CH607065A5 (es)
DE (1) DE2651208A1 (es)
ES (2) ES453275A1 (es)
FR (1) FR2331799A1 (es)
GB (1) GB1496324A (es)
IT (1) IT1064377B (es)
NL (1) NL7612577A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1493660A (en) * 1975-12-16 1977-11-30 Standard Telephones Cables Ltd Optical waveguide power dividers
CA1248386A (en) * 1982-03-11 1989-01-10 Leonard G. Cohen Quadruple-clad optical fiberguide
US5522003A (en) * 1993-03-02 1996-05-28 Ward; Robert M. Glass preform with deep radial gradient layer and method of manufacturing same
DE102011109845B4 (de) * 2010-11-04 2020-10-29 J-Plasma Gmbh Anordnung zur Übertragung von elektromagnetischer Strahlung, vorzugsweise zur Beaufschlagung biologischer Strukturen mit Lichtenergie und Verfahren zur Herstellung eines Lichtwellenleiters für eine Anordnung
TW201237478A (en) * 2011-01-24 2012-09-16 Miyachi Corp Optical fiber and laser machining apparatus therewith
CN115494579A (zh) * 2021-06-17 2022-12-20 南开大学 一种涡旋光宽带色散补偿光纤

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3253896A (en) * 1960-02-02 1966-05-31 American Optical Corp Method of making glass clad energyconducting fibers
US3157726A (en) * 1960-03-01 1964-11-17 American Optical Corp Optical energy transmitting devices and method of making same
US3823995A (en) * 1972-03-30 1974-07-16 Corning Glass Works Method of forming light focusing fiber waveguide
GB1427327A (en) * 1972-06-08 1976-03-10 Standard Telephones Cables Ltd Glass optical fibres
GB1456371A (en) * 1972-11-25 1976-11-24 Sumitomo Electric Industries Optical transmission fibre
JPS569682B2 (es) * 1974-02-13 1981-03-03
CA1050833A (en) * 1974-02-22 1979-03-20 John B. Macchesney Optical fiber fabrication involving homogeneous reaction within a moving hot zone
CA1038669A (en) * 1975-09-22 1978-09-19 Rama Iyengar Optical fibre having low mode dispersion

Also Published As

Publication number Publication date
CA1087889A (en) 1980-10-21
NL7612577A (nl) 1977-05-17
CH607065A5 (es) 1978-11-30
IT1064377B (it) 1985-02-18
DE2651208A1 (de) 1977-05-18
JPS5262034A (en) 1977-05-23
ES453275A1 (es) 1978-02-16
FR2331799A1 (fr) 1977-06-10
GB1496324A (en) 1977-12-30
AU504423B2 (en) 1979-10-11
AU1939476A (en) 1978-05-18

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