ES2117970T3 - Sistema optico de telecomunicaciones. - Google Patents

Sistema optico de telecomunicaciones.

Info

Publication number
ES2117970T3
ES2117970T3 ES92900857T ES92900857T ES2117970T3 ES 2117970 T3 ES2117970 T3 ES 2117970T3 ES 92900857 T ES92900857 T ES 92900857T ES 92900857 T ES92900857 T ES 92900857T ES 2117970 T3 ES2117970 T3 ES 2117970T3
Authority
ES
Spain
Prior art keywords
telecommunication system
filter
optical telecommunication
wave length
optical
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 - Lifetime
Application number
ES92900857T
Other languages
English (en)
Inventor
Benjamin James Ainslie
Iain John Wilkinson
Timothy Finegan
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of ES2117970T3 publication Critical patent/ES2117970T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • 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
    • H04B10/40—Transceivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Abstract

UN SISTEMA DE TELECOMUNICACIONES OPTICAS ADECUADO PARA OPERACION COMO UN MULTIPLEX DE DIVISION DE LONGITUD DE ONDA, CUYO SISTEMA CONTIENE AL MENOS UN FILTRO PARA ATENUAR SEÑALES EN LA LONGITUD DE ONDA QUE NO SE DESEAN EN LA LOCALIZACION DEL FILTRO, CARACTERIZADO EN QUE EL FILTRO COMPRENDE UNA FIBRA OPTICA QUE CONTIENE UN MATERIAL ABSORBENTE ADAPTADO PARA ABSORBER LAS SEÑALES NO DESEADAS.
ES92900857T 1990-12-11 1991-12-11 Sistema optico de telecomunicaciones. Expired - Lifetime ES2117970T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909026898A GB9026898D0 (en) 1990-12-11 1990-12-11 Optical communications system

Publications (1)

Publication Number Publication Date
ES2117970T3 true ES2117970T3 (es) 1998-09-01

Family

ID=10686835

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92900857T Expired - Lifetime ES2117970T3 (es) 1990-12-11 1991-12-11 Sistema optico de telecomunicaciones.

Country Status (12)

Country Link
US (1) US5594578A (es)
EP (1) EP0561918B1 (es)
JP (1) JPH06504656A (es)
KR (1) KR100224940B1 (es)
AU (1) AU655218B2 (es)
CA (1) CA2098094C (es)
DE (1) DE69129590T2 (es)
ES (1) ES2117970T3 (es)
GB (1) GB9026898D0 (es)
HK (1) HK1012170A1 (es)
IE (1) IE80823B1 (es)
WO (1) WO1992010887A1 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518622C2 (sv) * 1992-07-03 2002-10-29 Ericsson Telefon Ab L M Förfarande och anordning för övervakning av förgrenade optiska ledningsnät
JP3119751B2 (ja) * 1992-12-02 2000-12-25 住友電気工業株式会社 光フィルタ
DE29508660U1 (de) * 1995-05-24 1996-09-19 Robert Bosch Gmbh, 70469 Stuttgart Optische Sende- und Empfangsanordnung
US5673342A (en) * 1996-05-28 1997-09-30 Lucent Technologies Inc. Communication system comprising a low cost optical filter
NL1004667C2 (nl) * 1996-12-02 1998-06-03 Nederland Ptt Optische systemen met een of meer gestabiliseerde lasersignaalbronnen.
US5864424A (en) * 1997-05-19 1999-01-26 Hitachi, Ltd. Optical signal amplifying circuit
US6151144A (en) * 1998-01-20 2000-11-21 Lucent Technologies, Inc. Wavelength division multiplexing for unbundling downstream fiber-to-the-home
US6144472A (en) * 1998-01-20 2000-11-07 Lucent Technologies Inc. Upgrading a power-splitting passive optical network using optical filtering
US6137930A (en) * 1998-07-08 2000-10-24 Optical Switch Corporation Method and apparatus for aligning optical fibers
US6236787B1 (en) 1998-07-08 2001-05-22 Optical Switch Corporation Method and apparatus for aligning optical fibers using an alignment spacer
US6253007B1 (en) 1998-07-08 2001-06-26 Optical Switch Corporation Method and apparatus for connecting optical fibers
US6236778B1 (en) 1998-12-16 2001-05-22 Optical Switch Corporation Frustrated total internal reflection bus and method of operation
US6243511B1 (en) 1999-02-04 2001-06-05 Optical Switch Corporation System and method for determining the condition of an optical signal
US6574406B2 (en) * 2001-09-11 2003-06-03 Corning Incorporated Selectively absorbing optical fibers for optical amplifiers
FI20031429A0 (fi) 2003-10-02 2003-10-02 Nokia Corp Varma upstream -tiedonsiirto passiivisessa optisissa verkoissa
US20070280690A1 (en) * 2006-06-02 2007-12-06 Fujitsu Limited System and Method for Managing Power in an Optical Network
US8126334B2 (en) * 2007-11-29 2012-02-28 Oplink Communications, Inc. a Delaware corporation Method for detecting a signal on a passive optical network
US8014426B2 (en) * 2009-01-23 2011-09-06 Raytheon Company Optical device and method of controlling a refractive index profile in the optical device
KR101285766B1 (ko) * 2012-05-18 2013-07-19 에스케이텔레콤 주식회사 양방향 광 송수신 모듈

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342499A (en) * 1979-03-19 1982-08-03 Hicks Jr John W Communications tuning construction
US4460241A (en) * 1981-04-24 1984-07-17 At&T Bell Laboratories Telecommunication system with fiberguide signal filtering
GB8713081D0 (en) * 1987-06-04 1987-07-08 Pirelli General Plc Optical fibre attenuators
DE3829118A1 (de) * 1988-08-27 1990-03-01 Standard Elektrik Lorenz Ag Faseroptisches bandfilter
US4963832A (en) * 1989-08-08 1990-10-16 At&T Bell Laboratories Erbium-doped fiber amplifier coupling device
US5245467A (en) * 1989-10-30 1993-09-14 Pirelli Cavi S.P.A. Amplifier with a samarium-erbium doped active fiber
US5216728A (en) * 1991-06-14 1993-06-01 Corning Incorporated Optical fiber amplifier with filter
US5131069A (en) * 1991-08-12 1992-07-14 Corning Incorporated Fiber amplifier having modified gain spectrum
US5321774A (en) * 1993-07-30 1994-06-14 National Research Council Of Canada Polarization independent transmissive/reflective optical switch
US5363234A (en) * 1993-10-14 1994-11-08 Corning Incorporated Amplifier having pump fiber filter

Also Published As

Publication number Publication date
AU9087791A (en) 1992-07-08
KR100224940B1 (ko) 1999-10-15
WO1992010887A1 (en) 1992-06-25
US5594578A (en) 1997-01-14
KR930703755A (ko) 1993-11-30
JPH06504656A (ja) 1994-05-26
AU655218B2 (en) 1994-12-08
EP0561918A1 (en) 1993-09-29
CA2098094A1 (en) 1992-06-11
CA2098094C (en) 1998-07-28
IE914306A1 (en) 1992-06-17
DE69129590D1 (de) 1998-07-16
GB9026898D0 (en) 1991-01-30
IE80823B1 (en) 1999-03-10
EP0561918B1 (en) 1998-06-10
HK1012170A1 (en) 1999-07-23
DE69129590T2 (de) 1998-12-10

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