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FR2199128B1 - - Google Patents

Info

Publication number
FR2199128B1
FR2199128B1 FR7332463A FR7332463A FR2199128B1 FR 2199128 B1 FR2199128 B1 FR 2199128B1 FR 7332463 A FR7332463 A FR 7332463A FR 7332463 A FR7332463 A FR 7332463A FR 2199128 B1 FR2199128 B1 FR 2199128B1
Authority
FR
France
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
FR7332463A
Other versions
FR2199128A1 (fr
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of FR2199128A1 publication Critical patent/FR2199128A1/fr
Application granted granted Critical
Publication of FR2199128B1 publication Critical patent/FR2199128B1/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
    • G02B6/028—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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Lasers (AREA)
FR7332463A 1972-09-11 1973-09-10 Expired FR2199128B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28803372A 1972-09-11 1972-09-11

Publications (2)

Publication Number Publication Date
FR2199128A1 FR2199128A1 (fr) 1974-04-05
FR2199128B1 true FR2199128B1 (fr) 1976-10-01

Family

ID=23105461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7332463A Expired FR2199128B1 (fr) 1972-09-11 1973-09-10

Country Status (5)

Country Link
US (1) US3785718A (fr)
JP (1) JPS4966146A (fr)
DE (1) DE2342791C2 (fr)
FR (1) FR2199128B1 (fr)
GB (1) GB1433395A (fr)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997241A (en) * 1973-06-07 1976-12-14 Hitachi, Ltd. Optical waveguide transmitting light wave energy in single mode
JPS5525643B2 (fr) * 1973-06-07 1980-07-08
US3823997A (en) * 1973-06-18 1974-07-16 Bell Telephone Labor Inc Graded-index optical fiber
US3999834A (en) * 1973-08-14 1976-12-28 Kanebo, Ltd. Method for producing optical fibers and resulting fibers
JPS50131535A (fr) * 1974-04-03 1975-10-17
US4167305A (en) * 1974-06-17 1979-09-11 Sumitomo Electric Industries Ltd. Optical transmission fiber
JPS5120847A (fr) * 1974-08-12 1976-02-19 Nippon Telegraph & Telephone
US4181515A (en) * 1974-09-24 1980-01-01 The Post Office Method of making dielectric optical waveguides
JPS5139137A (fr) * 1974-09-30 1976-04-01 Sumitomo Electric Industries
JPS5183537A (fr) * 1975-01-20 1976-07-22 Nippon Telegraph & Telephone
JPS51133041A (en) * 1975-05-14 1976-11-18 Sumitomo Electric Ind Ltd Light transmission fiber
JPS51134137A (en) * 1975-05-15 1976-11-20 Sumitomo Electric Ind Ltd Light transmission fiber
JPS51134138A (en) * 1975-05-15 1976-11-20 Sumitomo Electric Ind Ltd Light transmission fiber
US4006962A (en) * 1975-05-27 1977-02-08 Corning Glass Works Communication system having low dispersion glass optical waveguide
JPS51144242A (en) * 1975-06-06 1976-12-11 Hitachi Ltd Photo-transmission path
DE2546162B1 (de) * 1975-10-15 1976-09-23 Jenaer Glaswerk Schott & Gen Lichtleitfaser mit Brechungsindexgradient zur Nachrichtenuebertragung
FR2328975A1 (fr) * 1975-10-20 1977-05-20 Hitachi Ltd Fibre optique
JPS5250246A (en) * 1975-10-20 1977-04-22 Hitachi Ltd Light transmitting line
JPS5258547A (en) * 1975-11-10 1977-05-14 Hitachi Ltd Light transmission fiber
JPS5818331B2 (ja) * 1976-01-22 1983-04-12 株式会社フジクラ ガラスの製造方法
US4176911A (en) * 1976-04-28 1979-12-04 Bell Telephone Laboratories, Incorporated Graded index optical fiber
JPS5838368B2 (ja) * 1976-05-15 1983-08-23 住友電気工業株式会社 光フアイバの製造方法
US4062618A (en) * 1976-05-28 1977-12-13 International Telephone And Telegraph Corporation Secure optical multiplex communication system
US4181403A (en) * 1976-12-30 1980-01-01 Pedro Buarque De Macedo Optical fiber with compression surface layer
DE2735312C2 (de) * 1977-08-05 1982-06-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Monomodelichtleiter
JPS5927728B2 (ja) * 1977-08-11 1984-07-07 日本電信電話株式会社 煤状ガラスロッドの製造方法
US4478622A (en) * 1978-03-03 1984-10-23 Corning Glass Works Method of making multicomponent optical waveguide having index gradient
US4230396A (en) * 1978-07-31 1980-10-28 Corning Glass Works High bandwidth optical waveguides and method of fabrication
US4229070A (en) * 1978-07-31 1980-10-21 Corning Glass Works High bandwidth optical waveguide having B2 O3 free core and method of fabrication
US4478623A (en) * 1979-01-02 1984-10-23 Corning Glass Works Method of making optimal index profile for multicomponent nonlinear glass optical waveguide
US4372647A (en) * 1979-10-08 1983-02-08 Nippon Telegraph & Telephone Public Corporation Single mode optical fibers
JPS5831566B2 (ja) * 1980-08-01 1983-07-07 日本電信電話株式会社 低次モ−ド光フアイバ
US4768854A (en) * 1985-07-11 1988-09-06 Raychem Corp. Optical fiber distribution network including nondestructive taps and method using same
US4856864A (en) * 1985-07-11 1989-08-15 Raychem Corporation Optical fiber distribution network including non-destructive taps and method of using same
JPH0213479A (ja) * 1988-07-01 1990-01-17 Takashi Mori 光照射治療具
DE3842805A1 (de) * 1988-12-20 1990-06-21 Rheydt Kabelwerk Ag Lichtwellenleiter
US5048923A (en) * 1989-04-07 1991-09-17 Fujikura, Ltd. Image fiber, image fiber preform, and manufacturing processes thereof
US5002359A (en) * 1990-05-22 1991-03-26 W. L. Gore & Associates, Inc. Buffered insulated optical waveguide fiber cable
CA2316379A1 (fr) * 1997-12-22 1999-07-01 Sumitomo Electric Industries, Ltd. Ligne de transmission optique
US6422043B1 (en) * 1999-11-16 2002-07-23 Fitel Usa Corp. Method of making an improved multimode optical fiber and fiber made by method
WO2001094999A1 (fr) * 2000-03-22 2001-12-13 University Of Maryland Baltimore County Systeme et procede pour reduire les effets de dispersion en mode differentiel dans les transmissions par fibre optique multimode
US6408118B1 (en) * 2000-08-25 2002-06-18 Agere Systems Guardian Corp. Optical waveguide gratings having roughened cladding for reduced short wavelength cladding mode loss
US6636675B2 (en) 2001-03-12 2003-10-21 Verrillon, Inc. Optical fiber with reduced cladding-mode loss

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350654A (en) * 1964-01-09 1967-10-31 American Optical Corp Laser heterodyne system for detecting light energy including hybrid mode dielectric waveguide
US3434774A (en) * 1965-02-02 1969-03-25 Bell Telephone Labor Inc Waveguide for millimeter and optical waves
US3646473A (en) * 1969-04-10 1972-02-29 Young Charles G Clad glass laser rod

Also Published As

Publication number Publication date
JPS4966146A (fr) 1974-06-26
GB1433395A (en) 1976-04-28
DE2342791C2 (de) 1985-08-29
FR2199128A1 (fr) 1974-04-05
DE2342791A1 (de) 1974-04-04
US3785718A (en) 1974-01-15

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Legal Events

Date Code Title Description
ST Notification of lapse