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
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
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.
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 (34)
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 |
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 |
EP1291986B1 (en) * | 1995-03-20 | 2008-06-11 | Fujitsu Limited | Apparatus and method for processing an optical signal |
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 |
WO2000005622A1 (fr) * | 1998-07-23 | 2000-02-03 | The Furukawa Electric Co., Ltd. | Amplificateur raman, repeteur optique et procede d'amplification raman |
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 |
US6307668B1 (en) | 1999-10-04 | 2001-10-23 | Optigain, Inc. | Ultra-wide bandwidth fiber based optical amplifier |
AU1340701A (en) | 1999-12-16 | 2001-06-25 | Corning Incorporated | 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 |
EP1302006B1 (en) | 2000-07-10 | 2005-12-21 | MPB Technologies Inc. | Cascaded pumping system for distributed raman amplification in optical fiber telecommunication systems |
US20060274404A1 (en) * | 2005-06-06 | 2006-12-07 | Francois Brunet | Optical fiber amplifier system and method |
Family Cites Families (11)
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 |
US4938556A (en) * | 1983-11-25 | 1990-07-03 | The Board Of Trustees Of The Leland Stanford Junior University | Superfluorescent broadband fiber laser source |
US4723824A (en) * | 1983-11-25 | 1988-02-09 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4680769A (en) * | 1984-11-21 | 1987-07-14 | Bell Communications Research, Inc. | Broadband laser amplifier structure |
US4794346A (en) * | 1984-11-21 | 1988-12-27 | Bell Communications Research, Inc. | Broadband semiconductor optical 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 |
-
1990
- 1990-01-27 DE DE4002369A patent/DE4002369A1/de not_active Withdrawn
- 1990-12-27 AU AU68421/90A patent/AU640726B2/en not_active Ceased
-
1991
- 1991-01-09 ES ES91100216T patent/ES2061079T3/es not_active Expired - Lifetime
- 1991-01-09 DE DE59102205T patent/DE59102205D1/de not_active Expired - Lifetime
- 1991-01-09 EP EP91100216A patent/EP0440024B1/de not_active Expired - Lifetime
- 1991-01-09 US US07/638,509 patent/US5111334A/en not_active Expired - Lifetime
- 1991-01-28 JP JP3026865A patent/JP2957719B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0440024B1 (de) | 1994-07-20 |
AU6842190A (en) | 1991-08-01 |
JPH04212490A (ja) | 1992-08-04 |
JP2957719B2 (ja) | 1999-10-06 |
AU640726B2 (en) | 1993-09-02 |
EP0440024A3 (en) | 1992-06-03 |
DE4002369A1 (de) | 1991-08-01 |
EP0440024A2 (de) | 1991-08-07 |
US5111334A (en) | 1992-05-05 |
DE59102205D1 (de) | 1994-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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