DE60130699T2 - Optisches Übertragungssystem mit Leistungsoptimierung - Google Patents
Optisches Übertragungssystem mit Leistungsoptimierung Download PDFInfo
- Publication number
- DE60130699T2 DE60130699T2 DE60130699T DE60130699T DE60130699T2 DE 60130699 T2 DE60130699 T2 DE 60130699T2 DE 60130699 T DE60130699 T DE 60130699T DE 60130699 T DE60130699 T DE 60130699T DE 60130699 T2 DE60130699 T2 DE 60130699T2
- Authority
- DE
- Germany
- Prior art keywords
- optical
- prescribed
- channel
- metric
- control message
- 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
- 230000003287 optical effect Effects 0.000 title claims description 329
- 230000005540 biological transmission Effects 0.000 title claims description 42
- 238000005457 optimization Methods 0.000 title claims description 21
- 238000000034 method Methods 0.000 claims description 45
- 238000012544 monitoring process Methods 0.000 claims description 20
- 238000012546 transfer Methods 0.000 claims description 10
- 238000011156 evaluation Methods 0.000 claims description 6
- 230000032258 transport Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 9
- 230000006735 deficit Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 230000000977 initiatory effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0215—Architecture aspects
- H04J14/0217—Multi-degree architectures, e.g. having a connection degree greater than two
-
- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
-
- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
- H04B10/07955—Monitoring or measuring power
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Small-Scale Networks (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/525,188 US6634807B1 (en) | 2000-03-14 | 2000-03-14 | Optical transmission system including performance optimization |
| US525188 | 2000-03-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60130699D1 DE60130699D1 (de) | 2007-11-15 |
| DE60130699T2 true DE60130699T2 (de) | 2008-07-31 |
Family
ID=24092287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60130699T Expired - Lifetime DE60130699T2 (de) | 2000-03-14 | 2001-03-05 | Optisches Übertragungssystem mit Leistungsoptimierung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6634807B1 (enExample) |
| EP (1) | EP1134925B1 (enExample) |
| JP (1) | JP2001298417A (enExample) |
| CN (1) | CN1313679A (enExample) |
| AU (1) | AU2491401A (enExample) |
| CA (1) | CA2337558A1 (enExample) |
| DE (1) | DE60130699T2 (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7283694B2 (en) | 2001-10-09 | 2007-10-16 | Infinera Corporation | Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs |
| US7162113B2 (en) * | 2002-10-08 | 2007-01-09 | Infinera Corporation | Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) |
| GB2406237B (en) | 2003-09-20 | 2007-08-08 | Agilent Technologies Inc | An electro-optical communication system |
| US7242775B2 (en) | 2003-11-12 | 2007-07-10 | Magiq Technologies, Inc. | Optical pulse calibration for quantum key distribution |
| US7339723B2 (en) * | 2004-03-31 | 2008-03-04 | Nec Corporation | Optical transmission system, optical repeating apparatus, and quality supervising method |
| JP4573627B2 (ja) * | 2004-11-05 | 2010-11-04 | 富士通株式会社 | 光通信装置の光出力自動減衰回路 |
| CN104243048B (zh) * | 2014-08-28 | 2016-09-07 | 北京邮电大学 | 相干光通信系统中基于单纯形的传输性能优化方法及系统 |
| JP6578962B2 (ja) * | 2016-01-25 | 2019-09-25 | 富士通株式会社 | 光伝送装置、光伝送システム、及び光信号の出力制御方法 |
| US11271644B2 (en) * | 2018-03-20 | 2022-03-08 | Mitsubishi Electric Corporation | Optical signal control device and optical communication system |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3373332B2 (ja) * | 1995-05-26 | 2003-02-04 | Ｋｄｄｉ株式会社 | プリエンファシス方式光波長多重通信方法および装置 |
| JP3132638B2 (ja) * | 1995-08-08 | 2001-02-05 | 日本電気株式会社 | 光波長多重伝送方式 |
| JP3730299B2 (ja) | 1996-02-07 | 2005-12-21 | 富士通株式会社 | 光等化増幅器および光等化増幅方法 |
| JP3720112B2 (ja) * | 1996-03-18 | 2005-11-24 | 富士通株式会社 | 波長分割多重が適用されるシステム及び光パワー制御装置 |
| US6025947A (en) | 1996-05-02 | 2000-02-15 | Fujitsu Limited | Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied |
| JPH09321701A (ja) * | 1996-05-31 | 1997-12-12 | Fujitsu Ltd | 光通信システム及び光増幅器 |
| JPH118590A (ja) * | 1997-04-25 | 1999-01-12 | Oki Electric Ind Co Ltd | 光伝送システム及びその監視制御方法 |
| US5923450A (en) * | 1998-09-30 | 1999-07-13 | Alcatel Network Systems, Inc. | Optical channel regulator and method |
| JP3884841B2 (ja) * | 1997-11-14 | 2007-02-21 | 株式会社日立コミュニケーションテクノロジー | 光伝送システム及び光通信装置 |
| US6115157A (en) * | 1997-12-24 | 2000-09-05 | Nortel Networks Corporation | Methods for equalizing WDM systems |
| US6275313B1 (en) * | 1998-02-03 | 2001-08-14 | Lucent Technologies Inc. | Raman gain tilt equalization in optical fiber communication systems |
| JP3551407B2 (ja) * | 1998-02-16 | 2004-08-04 | 富士通株式会社 | 波長多重光伝送システム |
| US6449068B1 (en) * | 2000-03-06 | 2002-09-10 | Lightchip, Inc. | Optical power managed network node for processing dense wavelength division multiplexed optical signals |
-
2000
- 2000-03-14 US US09/525,188 patent/US6634807B1/en not_active Expired - Fee Related
-
2001
- 2001-02-21 CA CA002337558A patent/CA2337558A1/en not_active Abandoned
- 2001-03-05 DE DE60130699T patent/DE60130699T2/de not_active Expired - Lifetime
- 2001-03-05 EP EP01301988A patent/EP1134925B1/en not_active Expired - Lifetime
- 2001-03-07 AU AU24914/01A patent/AU2491401A/en not_active Abandoned
- 2001-03-13 JP JP2001069789A patent/JP2001298417A/ja not_active Abandoned
- 2001-03-13 CN CN01111829A patent/CN1313679A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US6634807B1 (en) | 2003-10-21 |
| CN1313679A (zh) | 2001-09-19 |
| EP1134925B1 (en) | 2007-10-03 |
| DE60130699D1 (de) | 2007-11-15 |
| EP1134925A3 (en) | 2006-01-04 |
| EP1134925A2 (en) | 2001-09-19 |
| CA2337558A1 (en) | 2001-09-14 |
| AU2491401A (en) | 2001-09-20 |
| JP2001298417A (ja) | 2001-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |