FR2737787B1 - Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde - Google Patents
Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'ondeInfo
- Publication number
- FR2737787B1 FR2737787B1 FR9509578A FR9509578A FR2737787B1 FR 2737787 B1 FR2737787 B1 FR 2737787B1 FR 9509578 A FR9509578 A FR 9509578A FR 9509578 A FR9509578 A FR 9509578A FR 2737787 B1 FR2737787 B1 FR 2737787B1
- Authority
- FR
- France
- Prior art keywords
- wavelength multiplexing
- bidirectional
- optical amplifier
- optical systems
- systems
- 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 - Fee Related
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
- H04B10/297—Bidirectional amplification
- H04B10/2971—A single amplifier for both directions
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
- H01S3/10023—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
-
- 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
- H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
-
- 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
- H01S3/06787—Bidirectional amplifier
-
- 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
- H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
- H01S3/2308—Amplifier arrangements, e.g. MOPA
- H01S3/2325—Multi-pass amplifiers, e.g. regenerative amplifiers
- H01S3/2333—Double-pass 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)
- Optical Communication System (AREA)
- Lasers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9509578A FR2737787B1 (fr) | 1995-08-07 | 1995-08-07 | Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde |
FR9609431A FR2737788B1 (fr) | 1995-08-07 | 1996-07-26 | Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde |
GB9616518A GB2304248B (en) | 1995-08-07 | 1996-08-06 | Bidirectional optical amplifier for wavelength-division multiplex optical system |
DE1996131890 DE19631890A1 (de) | 1995-08-07 | 1996-08-07 | Bidirektionaler optischer Verstärker für optische Wellenlängenmultiplex-Systeme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9509578A FR2737787B1 (fr) | 1995-08-07 | 1995-08-07 | Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2737787A1 FR2737787A1 (fr) | 1997-02-14 |
FR2737787B1 true FR2737787B1 (fr) | 1997-10-31 |
Family
ID=9481760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9509578A Expired - Fee Related FR2737787B1 (fr) | 1995-08-07 | 1995-08-07 | Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE19631890A1 (fr) |
FR (1) | FR2737787B1 (fr) |
GB (1) | GB2304248B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11177493A (ja) * | 1997-12-16 | 1999-07-02 | Sumitomo Electric Ind Ltd | 分散補償回路 |
EP0928081B1 (fr) * | 1997-12-31 | 2004-11-17 | Corning Photonic Technologies Inc. | Système de transmission optique bidirectionnel pour multiplexage en longeur d'onde dense entrelacé |
US6160660A (en) * | 1997-12-31 | 2000-12-12 | Pirelli Cavi E Sistemi S.P.A. | Bidirectional optical transmission system for dense interleaved wavelength division multiplexing |
JP3092703B2 (ja) * | 1998-01-14 | 2000-09-25 | 日本電気株式会社 | 双方向光アンプモジュール |
JPH11274625A (ja) * | 1998-03-19 | 1999-10-08 | Nec Corp | 光ファイバ増幅器とこれを用いた双方向光伝送用光増幅装置 |
US6538815B1 (en) * | 2000-05-18 | 2003-03-25 | Avanex Corporation | Bi-directional optical circulator and applications thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1419012A (en) * | 1973-03-29 | 1975-12-24 | Ici Ltd | Production of polyethylene |
JP2731614B2 (ja) * | 1989-12-25 | 1998-03-25 | 日本電信電話株式会社 | 双方向光増幅器 |
DE69224340T2 (de) * | 1991-09-30 | 1998-06-04 | Nec Corp | Zweiwegzwischenverstärker mit optischer Verstärkung |
FR2687030A1 (fr) * | 1992-02-04 | 1993-08-06 | Alsthom Cge Alcatel | Installation de transmission bi-directionnelle d'informations par fibre(s) optique (s). |
GB2265751B (en) * | 1992-03-23 | 1995-12-20 | Univ Southampton | Optical amplifier with automatic self adjusting gain spectrum |
US5283686A (en) * | 1992-07-27 | 1994-02-01 | General Instrument Corporation, Jerrold Communications | Optical systems with grating reflector |
IT1265018B1 (it) * | 1993-08-10 | 1996-10-17 | Cselt Centro Studi Lab Telecom | Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica. |
-
1995
- 1995-08-07 FR FR9509578A patent/FR2737787B1/fr not_active Expired - Fee Related
-
1996
- 1996-08-06 GB GB9616518A patent/GB2304248B/en not_active Expired - Fee Related
- 1996-08-07 DE DE1996131890 patent/DE19631890A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2304248B (en) | 1999-09-15 |
GB9616518D0 (en) | 1996-09-25 |
DE19631890A1 (de) | 1997-02-13 |
GB2304248A (en) | 1997-03-12 |
FR2737787A1 (fr) | 1997-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |