CA2024352A1 - Amplification repartie pour systeme de transmission optique - Google Patents

Amplification repartie pour systeme de transmission optique

Info

Publication number
CA2024352A1
CA2024352A1 CA2024352A CA2024352A CA2024352A1 CA 2024352 A1 CA2024352 A1 CA 2024352A1 CA 2024352 A CA2024352 A CA 2024352A CA 2024352 A CA2024352 A CA 2024352A CA 2024352 A1 CA2024352 A1 CA 2024352A1
Authority
CA
Canada
Prior art keywords
amplification
fiber
rare
distributed amplification
optical fiber
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.)
Granted
Application number
CA2024352A
Other languages
English (en)
Other versions
CA2024352C (fr
Inventor
Linn F. Mollenauer
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.)
SubCom LLC
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 CA2024352A1 publication Critical patent/CA2024352A1/fr
Application granted granted Critical
Publication of CA2024352C publication Critical patent/CA2024352C/fr
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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • H04B10/2916—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing using Raman or Brillouin amplifiers
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/293—Signal power control
    • H04B10/2933—Signal power control considering the whole optical path
    • H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06745—Tapering of the fibre, core or active region
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/30—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects
    • H01S3/302—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects in an optical fibre

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
CA002024352A 1989-10-06 1990-08-30 Amplification repartie pour systeme de transmission optique Expired - Lifetime CA2024352C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/418,000 US5058974A (en) 1989-10-06 1989-10-06 Distributed amplification for lightwave transmission system
US418,000 1989-10-06

Publications (2)

Publication Number Publication Date
CA2024352A1 true CA2024352A1 (fr) 1991-04-07
CA2024352C CA2024352C (fr) 1993-06-08

Family

ID=23656247

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002024352A Expired - Lifetime CA2024352C (fr) 1989-10-06 1990-08-30 Amplification repartie pour systeme de transmission optique

Country Status (5)

Country Link
US (1) US5058974A (fr)
EP (1) EP0421675B1 (fr)
JP (1) JP2617612B2 (fr)
CA (1) CA2024352C (fr)
DE (1) DE69028469T2 (fr)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
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CA2063606C (fr) * 1989-07-13 1997-07-15 Peter Healey Reseau de communication optique
JP3062204B2 (ja) * 1989-10-13 2000-07-10 三菱電線工業株式会社 光増幅器
DE69026815T2 (de) * 1989-11-20 1996-09-19 Fujitsu Ltd Optischer verstärker
US5229876A (en) * 1990-03-26 1993-07-20 At&T Bell Laboratories Telemetry for optical fiber amplifier repeater
DE4014034A1 (de) * 1990-05-02 1991-11-07 Standard Elektrik Lorenz Ag Optischer verstaerker
FR2662883B1 (fr) * 1990-06-05 1992-08-21 France Etat Systeme de transmission bidirectionnelle a composants lasers identiques.
GB2249660B (en) * 1990-11-09 1994-07-06 Stc Plc Amplified optical fibre systems
CA2057264C (fr) * 1991-02-15 1995-09-26 Hai-Pin Hsu Amplificateur pour liaison de communication a fibres optiques
US5181134A (en) * 1991-03-15 1993-01-19 At&T Bell Laboratories Photonic cross-connect switch
JPH05122159A (ja) * 1991-05-13 1993-05-18 Internatl Business Mach Corp <Ibm> 伝送信号の信号対雑音比の改良方法及び光学的相互接続システム
FR2678740B1 (fr) * 1991-07-02 1994-06-10 Alcatel Nv Amplificateur a fibre optique amplificatrice.
JP2977053B2 (ja) * 1991-07-12 1999-11-10 安藤電気株式会社 高出力光パルス発生器
US5140656A (en) * 1991-08-12 1992-08-18 At&T Bell Laboratories Soliton optical fiber communication system
JPH0566430A (ja) * 1991-09-06 1993-03-19 Ando Electric Co Ltd 高出力光パルス発生器
US5173957A (en) * 1991-09-12 1992-12-22 At&T Bell Laboratories Pump redundancy for optical amplifiers
FR2682547A1 (fr) * 1991-10-15 1993-04-16 Alcatel Nv Liaison a fibres optiques amplificatrices.
EP0768766B1 (fr) * 1991-11-08 2001-07-04 Mitsubishi Denki Kabushiki Kaisha Système de répéteur avec amplificateurs à fibres optiques
US5455704A (en) * 1991-11-08 1995-10-03 Mitsubishi Denki Kabushiki Kaisha Optical-fiber light amplifier
US5155780A (en) * 1992-01-27 1992-10-13 At&T Bell Laboratories Optical limiting amplifier
US5185826A (en) * 1992-02-07 1993-02-09 At&T Bell Laboratories Hybrid pumping arrangement for doped fiber amplifiers
US5343320A (en) * 1992-08-03 1994-08-30 At&T Bell Laboratories Pump laser control circuit for an optical transmission system
US5253104A (en) * 1992-09-15 1993-10-12 At&T Bell Laboratories Balanced optical amplifier
DE59306835D1 (de) * 1992-09-30 1997-08-07 Siemens Ag Optische Übertragungseinrichtung für die Übertragung optischer Signale im Wellenlängenmultiplex auf einer Vielzahl benachbarter optischer Trägerwellenlängen
GB2272102B (en) * 1992-10-30 1996-02-07 Northern Telecom Ltd Optical amplifier
JP3247919B2 (ja) * 1993-07-19 2002-01-21 三菱電機株式会社 光増幅装置
GB9318688D0 (en) * 1993-09-09 1993-10-27 Northern Telecom Ltd Optical amplifiers
US5323404A (en) * 1993-11-02 1994-06-21 At&T Bell Laboratories Optical fiber laser or amplifier including high reflectivity gratings
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EP1841022A3 (fr) * 1995-03-20 2009-12-02 Fujitsu Limited Appareil et procédé pour le traitement d'un signal optique
US5737460A (en) * 1995-12-29 1998-04-07 Lucent Technologies Inc. Applications of solitons in transmission systems employing high launch powers
DE19622010A1 (de) * 1996-05-31 1997-12-04 Siemens Ag Optische Übertragungsstrecke, insbesondere für hohe Datenraten und hohe Signalpegel
JP3402069B2 (ja) * 1996-06-12 2003-04-28 Ｋｄｄｉ株式会社 光増幅伝送システム
US6052393A (en) 1996-12-23 2000-04-18 The Regents Of The University Of Michigan Broadband Sagnac Raman amplifiers and cascade lasers
US5898801A (en) * 1998-01-29 1999-04-27 Lockheed Martin Corporation Optical transport system
US6122095A (en) * 1997-08-29 2000-09-19 Lucent Technologies Inc. Wavelength-selective and loss-less optical add/drop multiplexer
US6122096A (en) * 1997-08-29 2000-09-19 Lucent Technologies Inc. Expandable wavelength-selective and loss-less optical add/drop system
KR19990035458A (ko) * 1997-10-31 1999-05-15 윤종용 증폭이득 고정형 광증폭기
US6374006B1 (en) 1998-03-20 2002-04-16 Xtera Communications, Inc. Chirped period gratings for raman amplification in circulator loop cavities
US6760148B2 (en) 1998-03-24 2004-07-06 Xtera Communications, Inc. Nonlinear polarization amplifiers in nonzero dispersion shifted fiber
US6600592B2 (en) 1998-03-24 2003-07-29 Xtera Communications, Inc. S+ band nonlinear polarization amplifiers
US6693737B2 (en) 1998-03-24 2004-02-17 Xtera Communications, Inc. Dispersion compensating nonlinear polarization amplifiers
US6356384B1 (en) 1998-03-24 2002-03-12 Xtera Communications Inc. Broadband amplifier and communication system
MY132931A (en) * 1998-05-01 2007-10-31 Corning Inc Dispersion managed optical waveguide and system with distributed amplification
DE69942932D1 (de) * 1998-06-16 2010-12-23 Xtera Comm Inc Dispersionskompensierendes und verstärkendes optisches element
US6618192B2 (en) 1998-06-16 2003-09-09 Xtera Communications, Inc. High efficiency raman amplifier
US6359725B1 (en) 1998-06-16 2002-03-19 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
US6335820B1 (en) 1999-12-23 2002-01-01 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
US6574037B2 (en) 1998-06-16 2003-06-03 Xtera Communications, Inc. All band amplifier
US6885498B2 (en) 1998-06-16 2005-04-26 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
FR2781321A1 (fr) * 1998-07-06 2000-01-21 Alsthom Cge Alcatel Amplification quasi-distribuee dans un systeme de transmission a fibre optique a signaux solitons
US6344922B1 (en) * 1998-07-21 2002-02-05 Corvis Corporation Optical signal varying devices
US6236487B1 (en) * 1998-07-21 2001-05-22 Corvis Corporation Optical communication control system
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US6141468A (en) * 1999-02-16 2000-10-31 Tyco Submarine Systems Ltd. Method of apparatus for remotely pumping a rare-earth doped optical fiber amplifier and a communication system employing same
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US6587261B1 (en) * 1999-05-24 2003-07-01 Corvis Corporation Optical transmission systems including optical amplifiers and methods of use therein
WO2001047152A2 (fr) * 1999-12-23 2001-06-28 Sdl, Inc. Liaison de transmission optique sans perte
EP1164412B1 (fr) * 1999-12-24 2007-10-17 Sumitomo Electric Industries, Ltd. Ligne à transmission optique à amplification Raman et système de transmission optique
WO2001052372A1 (fr) * 2000-01-12 2001-07-19 Xtera Communications, Inc. Amplificateur raman a pompage bidirectionnel
AU2001264548A1 (en) 2000-02-14 2001-10-23 Xtera Communications, Inc. Nonlinear optical loop mirror
JP4057214B2 (ja) * 2000-03-06 2008-03-05 富士通株式会社 分布型光増幅装置および該方法ならびに光通信システム
US6704519B1 (en) * 2000-03-06 2004-03-09 Lucent Technologies Inc. Optical transmission system with reduced Kerr effect nonlinearities
DE10012881B4 (de) * 2000-03-16 2008-09-04 Nokia Siemens Networks Gmbh & Co.Kg Ramanverstärkeranordnung
JP2002014383A (ja) * 2000-06-28 2002-01-18 Kdd Submarine Cable Systems Inc ラマン増幅器
ATE313878T1 (de) 2000-07-10 2006-01-15 Mpb Technologies Inc Kaskadiertes pumpsystem zur verteilten ramanverstärkung in faseroptischen übertragungssystemen
US6310716B1 (en) * 2000-08-18 2001-10-30 Corning Incorporated Amplifier system with a discrete Raman fiber amplifier module
US6657774B1 (en) * 2000-08-18 2003-12-02 Corning Incorporated Amplifier system with distributed and discrete Raman fiber amplifiers
US6901190B1 (en) * 2001-01-25 2005-05-31 Tyco Telecommunications (Us) Inc. Fault tolerant optical amplifier configuration using pump feedthrough
US6532101B2 (en) 2001-03-16 2003-03-11 Xtera Communications, Inc. System and method for wide band Raman amplification
US20020167719A1 (en) * 2001-04-20 2002-11-14 Bo Pedersen Method of pump wavelength combing for enhanced power dynamic range and redundancy broad band raman optical amplifier system
US7483639B2 (en) * 2001-05-10 2009-01-27 Fujitsu Limited Method and system for transmitting information in an optical communication system using distributed amplification
US7035543B1 (en) 2001-05-10 2006-04-25 Fujitsu Limited Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (WDM) signals
US7200344B1 (en) 2001-05-10 2007-04-03 Fujitsu Limited Receiver and method for a multichannel optical communication system
US6941078B1 (en) 2001-05-10 2005-09-06 Fujitsu Limited Method and system for communicating a clock signal over an optical link
US6943936B2 (en) * 2001-08-03 2005-09-13 The Regents Of The University Of Michigan Co-propagating Raman amplifiers
WO2003052464A2 (fr) * 2001-12-13 2003-06-26 Corvis Corporation Systeme et procede optimisant les transmissions dans des reseaux distribues a amplificateurs raman fonctionnant en saturation
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US4546476A (en) * 1982-12-10 1985-10-08 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
GB8512980D0 (en) * 1985-05-22 1985-06-26 Pa Consulting Services Fibre optic transmissions systems
WO1987001110A1 (fr) * 1985-08-13 1987-02-26 Simon Blanchette Poole Fabrication de fibres optiques
US4699452A (en) * 1985-10-28 1987-10-13 American Telephone And Telegraph Company, At&T Bell Laboratories Optical communications system comprising Raman amplification means
JPH01143380A (ja) * 1987-11-30 1989-06-05 Fujikura Ltd ファイバレーザ用光ファイバ

Also Published As

Publication number Publication date
EP0421675A3 (en) 1992-03-18
EP0421675B1 (fr) 1996-09-11
US5058974A (en) 1991-10-22
JP2617612B2 (ja) 1997-06-04
DE69028469T2 (de) 1997-04-03
DE69028469D1 (de) 1996-10-17
CA2024352C (fr) 1993-06-08
JPH03139617A (ja) 1991-06-13
EP0421675A2 (fr) 1991-04-10

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