TW429701B - Thermal tuning of optical amplifiers and use of same in wavelength division multiplexed systems - Google Patents
Thermal tuning of optical amplifiers and use of same in wavelength division multiplexed systemsInfo
- Publication number
- TW429701B TW429701B TW088111226A TW88111226A TW429701B TW 429701 B TW429701 B TW 429701B TW 088111226 A TW088111226 A TW 088111226A TW 88111226 A TW88111226 A TW 88111226A TW 429701 B TW429701 B TW 429701B
- Authority
- TW
- Taiwan
- Prior art keywords
- increase
- thermal tuning
- temperature
- same
- wavelength division
- Prior art date
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
-
- 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
- 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
- H01S3/10013—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by controlling the temperature of the active medium
-
- 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
- H01S2301/00—Functional characteristics
- H01S2301/06—Gain non-linearity, distortion; Compensation thereof
-
- 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
- H01S3/06704—Housings; Packages
-
- 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)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9117898P | 1998-06-30 | 1998-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW429701B true TW429701B (en) | 2001-04-11 |
Family
ID=22226466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW088111226A TW429701B (en) | 1998-06-30 | 1999-06-29 | Thermal tuning of optical amplifiers and use of same in wavelength division multiplexed systems |
Country Status (9)
Country | Link |
---|---|
US (1) | US6320693B1 (zh) |
EP (1) | EP1101261A2 (zh) |
JP (1) | JP2003509834A (zh) |
KR (1) | KR20010053319A (zh) |
CN (1) | CN1311910A (zh) |
AU (1) | AU4689399A (zh) |
CA (1) | CA2335249A1 (zh) |
TW (1) | TW429701B (zh) |
WO (1) | WO2000001101A2 (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3449316B2 (ja) * | 1999-10-04 | 2003-09-22 | 日本電気株式会社 | 光ファイバ増幅装置 |
US6535329B1 (en) * | 1999-12-20 | 2003-03-18 | Jds Uniphase Inc. | Temperature tuning an optical amplifier |
EP1209779A1 (en) * | 2000-11-27 | 2002-05-29 | Alcatel | Optical fiber amplifier having a heating system for controlling the temperature of an amplifying fiber and corresponding method |
JP4074750B2 (ja) * | 2001-02-20 | 2008-04-09 | 株式会社日立製作所 | 光増幅装置及びその利得特性モニタ方法 |
WO2002075379A2 (en) * | 2001-03-19 | 2002-09-26 | Bookham Technology Plc | Optical components |
JP2003008117A (ja) * | 2001-06-27 | 2003-01-10 | Fujitsu Ltd | 光増幅ブロックとこれを用いる光増幅システム |
US6694080B2 (en) * | 2001-09-20 | 2004-02-17 | Corning Incorporated | Apparatus and method for thermally tuning an optical amplifier |
JP4643645B2 (ja) * | 2004-08-11 | 2011-03-02 | タイコ エレクトロニクス サブシー コミュニケーションズ エルエルシー | 光伝送システムにスペクトル負荷を与えるシステム及び方法 |
FR2903818B1 (fr) * | 2006-07-11 | 2008-09-05 | Thales Sa | Procede et dispositif de controle spectral dans les chaines laser a derive de frequence |
US7911684B1 (en) | 2008-03-07 | 2011-03-22 | Oplink Communications, Inc. | Variable gain erbium doped fiber amplifier |
US8705972B2 (en) * | 2010-05-11 | 2014-04-22 | Hewlett-Packard Development Company, L.P. | Energy-efficient and fault-tolerant resonator-based modulation and wavelength division multiplexing systems |
EP4018516A4 (en) * | 2019-08-21 | 2023-09-27 | Ofs Fitel Llc | FIBER OPTICAL AMPLIFIER WITH DISTRIBUTED GAIN SMOOTHING |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0834328B2 (ja) * | 1987-06-22 | 1996-03-29 | 株式会社フジクラ | Ld発光波長制御装置 |
US5260823A (en) | 1990-05-21 | 1993-11-09 | University Of Southampton | Erbium-doped fibre amplifier with shaped spectral gain |
US5117303A (en) | 1990-08-23 | 1992-05-26 | At&T Bell Laboratories | Method of operating concatenated optical amplifiers |
JP3070170B2 (ja) * | 1991-08-09 | 2000-07-24 | 日本電気株式会社 | 振幅等化器 |
DE4208858A1 (de) | 1992-03-19 | 1993-09-23 | Sel Alcatel Ag | Faseroptischer verstaerker mit regelung der pumplicht-wellenlaenge |
DE4208857A1 (de) | 1992-03-19 | 1993-09-23 | Sel Alcatel Ag | Optisches nachrichtenuebertragungssystem mit faseroptischen verstaerkern und regelung der sender-wellenlaenge |
US5287216A (en) | 1992-12-14 | 1994-02-15 | Gte Laboratories Incorporated | Fiber amplifier with multiple pumps |
GB2278230A (en) | 1993-05-18 | 1994-11-23 | Northern Telecom Ltd | Optical amplifier |
JP3012760B2 (ja) | 1993-10-25 | 2000-02-28 | 三菱電機株式会社 | 光増幅器及び分配システム及びローカル・エリア・ネットワーク及び利得制御方法 |
JP2710199B2 (ja) | 1993-12-28 | 1998-02-10 | 日本電気株式会社 | 波長多重伝送用光ファイバ増幅器 |
GB2293684B (en) | 1994-09-27 | 1998-10-14 | Northern Telecom Ltd | An interfermetric multiplexer |
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 |
US5696615A (en) | 1995-11-13 | 1997-12-09 | Ciena Corporation | Wavelength division multiplexed optical communication systems employing uniform gain optical amplifiers |
US5673129A (en) * | 1996-02-23 | 1997-09-30 | Ciena Corporation | WDM optical communication systems with wavelength stabilized optical selectors |
-
1999
- 1999-06-18 JP JP2000557573A patent/JP2003509834A/ja not_active Withdrawn
- 1999-06-18 KR KR1020007015050A patent/KR20010053319A/ko not_active Application Discontinuation
- 1999-06-18 CA CA002335249A patent/CA2335249A1/en not_active Abandoned
- 1999-06-18 EP EP99930336A patent/EP1101261A2/en not_active Withdrawn
- 1999-06-18 WO PCT/US1999/013636 patent/WO2000001101A2/en not_active Application Discontinuation
- 1999-06-18 CN CN99808099A patent/CN1311910A/zh active Pending
- 1999-06-18 AU AU46893/99A patent/AU4689399A/en not_active Abandoned
- 1999-06-29 US US09/343,661 patent/US6320693B1/en not_active Expired - Lifetime
- 1999-06-29 TW TW088111226A patent/TW429701B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU4689399A (en) | 2000-01-17 |
KR20010053319A (ko) | 2001-06-25 |
CA2335249A1 (en) | 2000-01-06 |
WO2000001101A3 (en) | 2000-04-20 |
CN1311910A (zh) | 2001-09-05 |
EP1101261A2 (en) | 2001-05-23 |
US6320693B1 (en) | 2001-11-20 |
JP2003509834A (ja) | 2003-03-11 |
WO2000001101A2 (en) | 2000-01-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4A | Issue of patent certificate for granted invention patent | ||
MM4A | Annulment or lapse of patent due to non-payment of fees |