ES2061079T3 - Amplificador de fibra optica multietapa. - Google Patents

Amplificador de fibra optica multietapa.

Info

Publication number
ES2061079T3
ES2061079T3 ES91100216T ES91100216T ES2061079T3 ES 2061079 T3 ES2061079 T3 ES 2061079T3 ES 91100216 T ES91100216 T ES 91100216T ES 91100216 T ES91100216 T ES 91100216T ES 2061079 T3 ES2061079 T3 ES 2061079T3
Authority
ES
Spain
Prior art keywords
sub
amplifier
fiber
pilot light
attached
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
ES91100216T
Other languages
English (en)
Inventor
Rolf Dr Heidemann
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.)
Alcatel Lucent Deutschland AG
Original Assignee
Alcatel SEL AG
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 Alcatel SEL AG filed Critical Alcatel SEL AG
Application granted granted Critical
Publication of ES2061079T3 publication Critical patent/ES2061079T3/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
    • H04B10/29—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
    • H01S3/06754—Fibre 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
    • H04B10/2912—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
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/04—Gain spectral shaping, flattening
    • 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
    • H01S3/06754—Fibre amplifiers
    • H01S3/06758—Tandem amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Abstract

UN AMPLIFICADOR (20) OPTICO DE FIBRA, CUYA ENTRADA (21) Y SALIDA DE SEÑAL (22) ESTA UNIDO A UN MONODEFASER PARA 1536 NM DE UNA LUZ PILOTO POSEE DOS O MAS PASOS DE AMPLIFICADORES (11, 12...1 SUB N) CONECTADOS EN CASCADA DE UNA LUZ PILOTO DE UNA PIEZA DE FIBRA AMPLIFICADO (31, 32 ...3 SUB N), LA CUAL ESTA DOTADA DE, AL MENOS, LANTHANOID, DE UN ACOPLADOR DIRECCIONAL DE LAS LONGITUD DE LA ONDA SELECTIVA Y DE UNA FUENTE DE LUZ DE BOMBEO (51, 52, ...5 SUB N) EN EL TRANSCURSO DE LA LUZ PILOTO, EL FINAL EXTERIOR Y LATERAL DE LA PIEZA DE FIBRA DE UN PASO DE AMPLIFICADOR ESTA UNIDO A LA ENTRADA DEL ACOPLADOR DIRECCIONAL DEL SIGUIENTE PASO DE AMPLIFICADOR. LAS PIEZAS DE FIBRA (31, 32 ...3 SUB N) DE CADA PASO DE AMPLIFICADOR (11, 12...1 SUB N) SON DIFERENTES EN LO TOCANTE A SU LONGITUD Y/O DOTACION Y/O MATERIAL BASE PARA ALCANZAR UNA AMPLIFICACION MAXIMA EN LONGITUDES DE ONDA DIFERENTES. UN AMPLIFICADOR OPTICO DE FIBRA (10) OFRECE UNA AMPLIFICACION EVENTUALMENTE CONSTANTE POR MEDIO DE UN ANCHO CAMPO DELONGITUD DE LA ONDA.
ES91100216T 1990-01-27 1991-01-09 Amplificador de fibra optica multietapa. Expired - Lifetime ES2061079T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4002369A DE4002369A1 (de) 1990-01-27 1990-01-27 Mehrstufiger faseroptischer verstaerker

Publications (1)

Publication Number Publication Date
ES2061079T3 true ES2061079T3 (es) 1994-12-01

Family

ID=6398880

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91100216T Expired - Lifetime ES2061079T3 (es) 1990-01-27 1991-01-09 Amplificador de fibra optica multietapa.

Country Status (6)

Country Link
US (1) US5111334A (es)
EP (1) EP0440024B1 (es)
JP (1) JP2957719B2 (es)
AU (1) AU640726B2 (es)
DE (2) DE4002369A1 (es)
ES (1) ES2061079T3 (es)

Families Citing this family (37)

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Publication number Priority date Publication date Assignee Title
FR2682547A1 (fr) * 1991-10-15 1993-04-16 Alcatel Nv Liaison a fibres optiques amplificatrices.
US5185826A (en) * 1992-02-07 1993-02-09 At&T Bell Laboratories Hybrid pumping arrangement for doped fiber amplifiers
US5325380A (en) * 1992-07-17 1994-06-28 Trw Inc. Dual wavelength laser emitter
JPH06302921A (ja) * 1993-04-13 1994-10-28 Furukawa Electric Co Ltd:The 光増幅装置
GB9318688D0 (en) * 1993-09-09 1993-10-27 Northern Telecom Ltd Optical amplifiers
JP2742513B2 (ja) * 1993-11-18 1998-04-22 松下電器産業株式会社 光ファイバ増幅装置とそれを用いた光ファイバ伝送システム
US5530583A (en) * 1993-11-18 1996-06-25 Matsushita Electric Industrial Co., Ltd. Optical signal amplification apparatus and an optical fiber transmission system using the same
JP2636152B2 (ja) * 1993-11-24 1997-07-30 住友電気工業株式会社 光ファイバ増幅器および光通信システム
US5721635A (en) * 1993-11-24 1998-02-24 Sumitomo Electric Industries, Ltd. Optical fiber amplifier and optical amplifier repeater
FR2715481B1 (fr) * 1994-01-26 1996-02-16 Mathilde Semenkoff Amplificateur optique à fibre optique en verre fluoré dopé et procédé de fabrication de cet amplificateur.
US5392154A (en) * 1994-03-30 1995-02-21 Bell Communications Research, Inc. Self-regulating multiwavelength optical amplifier module for scalable lightwave communications systems
IT1273676B (it) * 1994-07-25 1997-07-09 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda,con potenza di ricezione equalizzata
PE41196A1 (es) * 1994-07-25 1996-12-17 Pirelli Cavi Spa Sistema de telecomunicacion amplificado para transmisiones en multiplex por division de longitud de onda, capaz de limitar las variaciones en la potencia de salida
US6011644A (en) 1994-07-29 2000-01-04 Corning Incorporated Hybrid fiber amplifier
US5530709A (en) * 1994-09-06 1996-06-25 Sdl, Inc. Double-clad upconversion fiber laser
JP3379052B2 (ja) * 1994-09-26 2003-02-17 富士通株式会社 波長多重光増幅装置及び光波長多重伝送システム及び光波長多重伝送方法
DE69637562D1 (de) * 1995-03-20 2008-07-24 Fujitsu Ltd Verfahren und Vorrichtung zur optischen Signalverarbeitung
IT1275554B (it) * 1995-07-14 1997-08-07 Pirelli Cavi Spa Dispositivo per la riduzione del rumore ottico dovuto ad interazione a quattro onde
JP4036489B2 (ja) * 1995-08-23 2008-01-23 富士通株式会社 波長多重信号を光増幅する光増幅器を制御するための方法と装置
SE517698C2 (sv) * 1995-08-25 2002-07-02 Saab Ab Anordning vid kaskadkoppling av optiska förstärkare avsedd att förstärka optiska pulser
JP2776322B2 (ja) * 1995-09-14 1998-07-16 日本電気株式会社 光増幅器
JP3556026B2 (ja) * 1995-10-30 2004-08-18 富士通株式会社 複数の波長信号を一括して増幅する多波長一括光増幅器
KR970064034A (ko) * 1996-02-10 1997-09-12 김광호 다중파장 자동 파워 및 이득 조절용 광전송 시스템 및 레이저
JP3670434B2 (ja) * 1996-04-22 2005-07-13 ルーセント テクノロジーズ インコーポレーテッド 多段光ファイバ増幅器を有するシステム
US5764406A (en) * 1996-10-01 1998-06-09 Corning Incorporated Hydrid optical amplifier having improved dynamic gain tilt
KR100258970B1 (ko) * 1997-11-20 2000-06-15 윤종용 광섬유 증폭기
EP2306605B1 (en) * 1998-07-23 2012-05-23 The Furukawa Electric Co., Ltd. Pumping unit for a Raman amplifier and Raman amplifier comprising the same
FR2784826A1 (fr) * 1998-10-15 2000-04-21 Cit Alcatel Repeteur pour systeme de transmission a fibre optique de longue portee a multiplexage en longueur d'onde
US6587241B1 (en) 1999-08-20 2003-07-01 Corvis Corporation Optical protection methods, systems, and apparatuses
RU2152692C1 (ru) * 1999-09-21 2000-07-10 Бобрышев Владимир Дмитриевич Преобразователь столбца теплового изображения в электрический сигнал
US6307668B1 (en) 1999-10-04 2001-10-23 Optigain, Inc. Ultra-wide bandwidth fiber based optical amplifier
CA2394620A1 (en) 1999-12-16 2001-06-21 Douglas E. Goforth Optical gain fibers
US6353497B1 (en) 2000-03-03 2002-03-05 Optical Coating Laboratory, Inc. Integrated modular optical amplifier
US6384962B1 (en) 2000-06-07 2002-05-07 Tycom (Us) Inc. Method and apparatus to perform automatic gain equalization using raman amplifiers
US6456425B1 (en) 2000-06-07 2002-09-24 Tyco Telecommunications (Us) Inc. Method and apparatus to perform lumped raman amplification
ATE313878T1 (de) 2000-07-10 2006-01-15 Mpb Technologies Inc Kaskadiertes pumpsystem zur verteilten ramanverstärkung in faseroptischen übertragungssystemen
US20060274404A1 (en) * 2005-06-06 2006-12-07 Francois Brunet Optical fiber amplifier system and method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3731226A (en) * 1971-11-10 1973-05-01 American Optical Corp Laser using phosphate base laser glass
US4173738A (en) * 1977-02-18 1979-11-06 Owens-Illinois, Inc. Solid state laser amplifier having two output wavelengths
US4528671A (en) * 1981-11-02 1985-07-09 General Electric Company Multiple host face-pumped laser
US4723824A (en) * 1983-11-25 1988-02-09 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4938556A (en) * 1983-11-25 1990-07-03 The Board Of Trustees Of The Leland Stanford Junior University Superfluorescent broadband fiber laser source
US4794346A (en) * 1984-11-21 1988-12-27 Bell Communications Research, Inc. Broadband semiconductor optical amplifier structure
US4680769A (en) * 1984-11-21 1987-07-14 Bell Communications Research, Inc. Broadband laser amplifier structure
USH882H (en) * 1989-06-01 1991-01-01 Multiple-section pulsed gas laser
US4963832A (en) * 1989-08-08 1990-10-16 At&T Bell Laboratories Erbium-doped fiber amplifier coupling device
US5005175A (en) * 1989-11-27 1991-04-02 At&T Bell Laboratories Erbium-doped fiber amplifier
US5050949A (en) * 1990-06-22 1991-09-24 At&T Bell Laboratories Multi-stage optical fiber amplifier

Also Published As

Publication number Publication date
DE4002369A1 (de) 1991-08-01
EP0440024A2 (de) 1991-08-07
JP2957719B2 (ja) 1999-10-06
AU640726B2 (en) 1993-09-02
AU6842190A (en) 1991-08-01
JPH04212490A (ja) 1992-08-04
EP0440024B1 (de) 1994-07-20
EP0440024A3 (en) 1992-06-03
DE59102205D1 (de) 1994-08-25
US5111334A (en) 1992-05-05

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