CA1087889A - Guide d'ondes a fibres optiques a indice de refraction variable - Google Patents

Guide d'ondes a fibres optiques a indice de refraction variable

Info

Publication number
CA1087889A
CA1087889A CA265,425A CA265425A CA1087889A CA 1087889 A CA1087889 A CA 1087889A CA 265425 A CA265425 A CA 265425A CA 1087889 A CA1087889 A CA 1087889A
Authority
CA
Canada
Prior art keywords
index
refraction
core
regions
effective
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
CA265,425A
Other languages
English (en)
Inventor
Charles K. Kao
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of CA1087889A publication Critical patent/CA1087889A/fr
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)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Integrated Circuits (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Couplings Of Light Guides (AREA)
CA265,425A 1975-11-14 1976-11-12 Guide d'ondes a fibres optiques a indice de refraction variable Expired CA1087889A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63204675A 1975-11-14 1975-11-14
US632,046 1975-11-14

Publications (1)

Publication Number Publication Date
CA1087889A true CA1087889A (fr) 1980-10-21

Family

ID=24533854

Family Applications (1)

Application Number Title Priority Date Filing Date
CA265,425A Expired CA1087889A (fr) 1975-11-14 1976-11-12 Guide d'ondes a fibres optiques a indice de refraction variable

Country Status (10)

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

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 (fr) * 1982-03-11 1989-01-10 Leonard G. Cohen Fibres guides d'ondes optiques a quadruple enrobage
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 (fr) * 1974-02-13 1981-03-03
CA1050833A (fr) * 1974-02-22 1979-03-20 John B. Macchesney Fabrication de fibre optique par reaction homogene en zone chaude mobile
CA1038669A (fr) * 1975-09-22 1978-09-19 Rama Iyengar Fibre optique a faible dispersion modale

Also Published As

Publication number Publication date
NL7612577A (nl) 1977-05-17
CH607065A5 (fr) 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
ES464432A1 (es) 1978-11-16
AU504423B2 (en) 1979-10-11
AU1939476A (en) 1978-05-18

Similar Documents

Publication Publication Date Title
US4265515A (en) Optical fiber waveguide with effective refractive index profile
US5911025A (en) Method for the preparation of optical fibers
US4723828A (en) Bandwidth enhancement of multimode optical transmisson lines
US3969016A (en) Low dispersion optical fiber wave guiding structures with periodically deformed waveguide axis
US4397524A (en) Image-transmitting bundled optical fibers
CA1042247A (fr) Reduction des dispersions modale et chromatique dans une fibre optique multimode
CA2134958A1 (fr) Appareil et methode pour la regulation des taches a l'aide d'un reseau de diffraction de bragg
FR2394501A1 (fr) Procede pour fabriquer un guide de lumiere forme par une fibre de verre
KR960014984A (ko) 광섬유 단면이 일정 열전도율 기울기를 갖는 단일모드 광섬유 모재 및 그 제조 방법
CA1254413A (fr) Cable multinoyau a fibres optiques
CN110346864B (zh) 一种多芯少模光纤及其制造方法
GB1517075A (en) Method of producing a starting material for use in the manufacture of an optical light-conductor
CN1093842C (zh) 具有较小偏振模色散的光纤
KR20130124374A (ko) 관형 광 코어를 가진 광섬유
US4560247A (en) Large bandwidth optical fibers
US5550940A (en) Optical tapping filters employing long period gratings
CA1087889A (fr) Guide d'ondes a fibres optiques a indice de refraction variable
CA1086113A (fr) Guide d'ondes multimode avec couplage perfectionne des modes guides
CA1099550A (fr) Traduction non-disponible
FR2359798A1 (fr) Procede pour fabriquer des fibres optiques recouvertes d'une couche de protection
CA1051239A (fr) Fibre ou tige photoconductrice
US4645523A (en) Fresnel lens fabrication
US4212660A (en) Method for making multiple mode waveguide having cylindrical perturbations
WO1997006112A1 (fr) Guides d'ondes monomodaux a couplage en mode polarise
GB1580661A (en) Optical fibres

Legal Events

Date Code Title Description
MKEX Expiry