FR2549240A1 - Reseau de distribution local a acces multiples - Google Patents

Reseau de distribution local a acces multiples Download PDF

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Publication number
FR2549240A1
FR2549240A1 FR8410784A FR8410784A FR2549240A1 FR 2549240 A1 FR2549240 A1 FR 2549240A1 FR 8410784 A FR8410784 A FR 8410784A FR 8410784 A FR8410784 A FR 8410784A FR 2549240 A1 FR2549240 A1 FR 2549240A1
Authority
FR
France
Prior art keywords
propagation
mode
waveguide
modes
signal
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.)
Withdrawn
Application number
FR8410784A
Other languages
English (en)
French (fr)
Inventor
Wood Thomas Huntington
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
American Telephone and Telegraph 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of FR2549240A1 publication Critical patent/FR2549240A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2581—Multimode transmission
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Integrated Circuits (AREA)
  • Small-Scale Networks (AREA)
FR8410784A 1983-07-15 1984-07-06 Reseau de distribution local a acces multiples Withdrawn FR2549240A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51430283A 1983-07-15 1983-07-15

Publications (1)

Publication Number Publication Date
FR2549240A1 true FR2549240A1 (fr) 1985-01-18

Family

ID=24046625

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8410784A Withdrawn FR2549240A1 (fr) 1983-07-15 1984-07-06 Reseau de distribution local a acces multiples

Country Status (6)

Country Link
JP (1) JPS6042715A (ja)
BE (1) BE900162A (ja)
DE (1) DE3425927A1 (ja)
FR (1) FR2549240A1 (ja)
GB (1) GB2143394B (ja)
NL (1) NL8402232A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3689040T2 (de) * 1986-01-06 1994-04-14 American Telephone & Telegraph Faseroptisches Einzelmoden-Kommunikationssystem.
US4810052A (en) * 1986-01-07 1989-03-07 Litton Systems, Inc Fiber optic bidirectional data bus tap
US4828350A (en) * 1986-01-17 1989-05-09 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic mode selector
US6151431A (en) * 1998-11-24 2000-11-21 Lucent Technologies Inc. Compact non-blocking non-dilated optical switch using mode conversion
JP2004157506A (ja) * 2002-05-28 2004-06-03 Optun (Bvi) Ltd 光モード分割多重化およびデマルチプレクシングの方法および装置
US7609918B2 (en) 2002-05-28 2009-10-27 Optun (Bvi) Ltd. Method and apparatus for optical mode division multiplexing and demultiplexing
US7424193B2 (en) 2004-07-14 2008-09-09 The Regents Of The University Of Michigan Composite waveguide
JP4571160B2 (ja) * 2007-02-27 2010-10-27 日本電信電話株式会社 伝搬モード選択器および光伝送システム

Also Published As

Publication number Publication date
BE900162A (fr) 1984-11-05
DE3425927A1 (de) 1985-01-24
GB2143394A (en) 1985-02-06
JPS6042715A (ja) 1985-03-07
GB2143394B (en) 1986-07-09
NL8402232A (nl) 1985-02-01
GB8417523D0 (en) 1984-08-15

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