DE69901757D1 - Optischer Faserverstärker - Google Patents
Optischer FaserverstärkerInfo
- Publication number
- DE69901757D1 DE69901757D1 DE69901757T DE69901757T DE69901757D1 DE 69901757 D1 DE69901757 D1 DE 69901757D1 DE 69901757 T DE69901757 T DE 69901757T DE 69901757 T DE69901757 T DE 69901757T DE 69901757 D1 DE69901757 D1 DE 69901757D1
- Authority
- DE
- Germany
- Prior art keywords
- optical fiber
- fiber amplifier
- amplifier
- 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.)
- 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
- H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
- H04B10/296—Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input power
-
- 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
-
- 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
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10116540A JPH11307853A (ja) | 1998-04-27 | 1998-04-27 | 光ファイバ増幅器 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69901757D1 true DE69901757D1 (de) | 2002-07-18 |
DE69901757T2 DE69901757T2 (de) | 2003-01-09 |
Family
ID=14689658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69901757T Expired - Lifetime DE69901757T2 (de) | 1998-04-27 | 1999-03-31 | Optischer Faserverstärker |
Country Status (4)
Country | Link |
---|---|
US (1) | US6344924B1 (de) |
EP (1) | EP0954071B1 (de) |
JP (1) | JPH11307853A (de) |
DE (1) | DE69901757T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4281245B2 (ja) * | 2000-12-15 | 2009-06-17 | 富士通株式会社 | 光増幅器 |
FR2838190B1 (fr) * | 2002-04-08 | 2004-10-15 | Cit Alcatel | Dispositif de mesure et/ou de controle dynamique de perte de puissance dans une ligne de transmission optique a canal de supervision, et procede associe |
US6721091B2 (en) * | 2002-06-13 | 2004-04-13 | Tyco Telecommunications (Us) Inc. | System and method for controlling optical amplifier pumps |
WO2005018065A1 (ja) * | 2003-08-13 | 2005-02-24 | Advantest Corporation | 光増幅装置 |
KR20050060674A (ko) * | 2003-12-17 | 2005-06-22 | 삼성전자주식회사 | 직접 펌핑 구조의 광대역 광원 |
US7643759B2 (en) * | 2005-01-12 | 2010-01-05 | Sumitomo Electric Industries, Ltd. | Signal-quality evaluation device, signal adjustment method, optical-signal evaluation system, and optical transmission system |
CN103201915B (zh) * | 2010-10-29 | 2016-04-06 | 古河电气工业株式会社 | 光放大装置以及光传送系统 |
CN116865901A (zh) * | 2023-07-29 | 2023-10-10 | 北京理工大学 | 多级放大增益平坦和非线性功率转移联合优化方法及系统 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5131069A (en) * | 1991-08-12 | 1992-07-14 | Corning Incorporated | Fiber amplifier having modified gain spectrum |
JPH05107573A (ja) * | 1991-10-17 | 1993-04-30 | Fujitsu Ltd | 光増幅器 |
US5243613A (en) * | 1991-11-05 | 1993-09-07 | Synchronous Communications, Inc. | Method and apparatus to compensate for distortion in optical transmission systems |
US5530584A (en) * | 1994-12-16 | 1996-06-25 | National Research Council Of Canada | Control of gain and dispersion of a signal in an optical medium |
JPH0943647A (ja) * | 1995-07-28 | 1997-02-14 | Nec Corp | 利得等化器および光増幅器 |
DE19547603A1 (de) * | 1995-12-20 | 1997-06-26 | Sel Alcatel Ag | Optische Verstärkereinrichtung |
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 |
-
1998
- 1998-04-27 JP JP10116540A patent/JPH11307853A/ja active Pending
-
1999
- 1999-03-31 EP EP99302543A patent/EP0954071B1/de not_active Expired - Lifetime
- 1999-03-31 DE DE69901757T patent/DE69901757T2/de not_active Expired - Lifetime
- 1999-04-26 US US09/299,019 patent/US6344924B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH11307853A (ja) | 1999-11-05 |
EP0954071A1 (de) | 1999-11-03 |
DE69901757T2 (de) | 2003-01-09 |
US6344924B1 (en) | 2002-02-05 |
EP0954071B1 (de) | 2002-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |