DE60219434D1 - Komponentenweise regelung der stralungsleistung in optischen wellenlängenmultiplex-nachrichtenübertragungssystemen - Google Patents

Komponentenweise regelung der stralungsleistung in optischen wellenlängenmultiplex-nachrichtenübertragungssystemen

Info

Publication number
DE60219434D1
DE60219434D1 DE60219434T DE60219434T DE60219434D1 DE 60219434 D1 DE60219434 D1 DE 60219434D1 DE 60219434 T DE60219434 T DE 60219434T DE 60219434 T DE60219434 T DE 60219434T DE 60219434 D1 DE60219434 D1 DE 60219434D1
Authority
DE
Germany
Prior art keywords
node
message transmission
wave length
transmission systems
optical wave
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
Application number
DE60219434T
Other languages
English (en)
Other versions
DE60219434T2 (de
Inventor
John Richard Fielding
Graham Ronald French
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ericsson AB
Original Assignee
Ericsson AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ericsson AB filed Critical Ericsson AB
Publication of DE60219434D1 publication Critical patent/DE60219434D1/de
Application granted granted Critical
Publication of DE60219434T2 publication Critical patent/DE60219434T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Control Of Electric Motors In General (AREA)
DE60219434T 2001-02-17 2002-02-12 Komponentenweise Regelung der Strahlungsleistung in optischen Wellenlängen-Multiplex-Nachrichtenübertragungssystemen Expired - Lifetime DE60219434T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0103980 2001-02-17
GB0103980A GB2372388A (en) 2001-02-17 2001-02-17 Using token passing to control power in a WDM communication system
PCT/GB2002/000612 WO2002067480A1 (en) 2001-02-17 2002-02-12 Regulating radiation component power in wavelength division multiplexed optical communication systems

Publications (2)

Publication Number Publication Date
DE60219434D1 true DE60219434D1 (de) 2007-05-24
DE60219434T2 DE60219434T2 (de) 2008-01-03

Family

ID=9908990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60219434T Expired - Lifetime DE60219434T2 (de) 2001-02-17 2002-02-12 Komponentenweise Regelung der Strahlungsleistung in optischen Wellenlängen-Multiplex-Nachrichtenübertragungssystemen

Country Status (9)

Country Link
US (1) US7447432B2 (de)
EP (1) EP1362443B1 (de)
JP (1) JP4344520B2 (de)
CN (1) CN100429879C (de)
AT (1) ATE359629T1 (de)
CA (1) CA2438332C (de)
DE (1) DE60219434T2 (de)
GB (1) GB2372388A (de)
WO (1) WO2002067480A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7231148B2 (en) * 2002-03-28 2007-06-12 Fujitsu Limited Flexible open ring optical network and method
EP1641148B1 (de) * 2004-09-24 2007-10-31 Infineon Technologies AG Verfahren zur Optimierung der Lichtleistung in einem optischen Netzwerk und optisches Netzwerk
US7809276B2 (en) * 2004-11-30 2010-10-05 Finisar Corporation Inter-transceiver module communication for optimization of link between transceivers
CN101656577B (zh) * 2009-09-16 2012-03-28 中兴通讯股份有限公司 光网络系统的自动功率调整系统及方法
US8340515B2 (en) * 2009-11-03 2012-12-25 Fujitsu Limited Method and system for monitoring optical dispersion in an optical signal
US8594317B2 (en) * 2009-12-31 2013-11-26 Bce Inc. Method, communication device and computer-readable media for conveying an audio stream to a user of a communication device during an outgoing call

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452701B1 (en) 1997-03-19 2002-09-17 Fujitsu Limited Wavelength division multiplexing communications network supervisory system
SE9702685D0 (sv) * 1997-07-11 1997-07-11 Ericsson Telefon Ab L M Self-healing ring network and a method for fault detection and rectifying
SE9703000D0 (sv) * 1997-10-21 1997-08-20 Ericsson Telefon Ab L M Optical amplifier control
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
EP0936760A2 (de) 1998-02-16 1999-08-18 Hitachi, Ltd. Optisches Übertragungssystem und Verfahren zur seiner Überwachung
US6243175B1 (en) * 1998-08-06 2001-06-05 Ciena Corporation WDM optical communication system having reduced loss and cross-talk
US6304347B1 (en) * 1999-09-03 2001-10-16 Oni Systems Corporation Optical power management in an optical network
US6922532B2 (en) * 2000-12-07 2005-07-26 Frederic Simard Optical performance monitoring for D/WDM networks

Also Published As

Publication number Publication date
US20040114927A1 (en) 2004-06-17
GB0103980D0 (en) 2001-04-04
ATE359629T1 (de) 2007-05-15
EP1362443B1 (de) 2007-04-11
WO2002067480A1 (en) 2002-08-29
CA2438332C (en) 2012-05-01
DE60219434T2 (de) 2008-01-03
EP1362443A1 (de) 2003-11-19
US7447432B2 (en) 2008-11-04
JP2004527942A (ja) 2004-09-09
GB2372388A (en) 2002-08-21
CA2438332A1 (en) 2002-08-29
CN100429879C (zh) 2008-10-29
JP4344520B2 (ja) 2009-10-14
CN1650557A (zh) 2005-08-03

Similar Documents

Publication Publication Date Title
CN101032100B (zh) 使用宽带光源的位置调整的长距离波分复用无源光网络
IL129031A (en) Network control system for optical communication networks
HK1073734A1 (en) Integration of a fiber optic fixed access and a fibre optic radio access network
GB2289393B (en) Multi-channel optical ring network
DE602006017744D1 (de) Optische übertragung zwischen einem zentralen endgerät und mehreren client-endgeräten über ein optisches netzwerk
SE9803348L (sv) Förfarande och anordning för kanalutjämning av våglängdsmultiplexerade optiska system
CA2271553A1 (en) Level-flattening circuit for wdm optical signals
DE60219434D1 (de) Komponentenweise regelung der stralungsleistung in optischen wellenlängenmultiplex-nachrichtenübertragungssystemen
CA2472322A1 (en) Noise reduction in optical communications networks
CN1601935A (zh) 具有光纤放大器的无源光网络
BR9813874A (pt) Processo para controlar a potência de saìda de um amplificador ótico em um nó em uma rede, nó em uma rede e rede compreendendo pelo menos dois nós
US8538268B2 (en) Optical signal demultiplexing device and optical signal demultiplexing method
FI20012570A0 (fi) Optinen siirtoverkko
US6748172B2 (en) Multi-channel light source generator in a WDM optical communication system
MXPA02001391A (es) Direccion de senales opticas mediante un elemento optico difrangente movible.
EP1134925A3 (de) Optisches Übertragungssystem mit Leistungsoptimierung
WO2002071671A3 (en) Wavelength division multiplexing add-drop multiplexer using an optical tapped delay line
GB0101787D0 (en) Method of optical grooming
DE60305004D1 (de) Optisches wellenlängenmultiplex-übertragungsnetzwerk
CA2475088A1 (en) Optical fiber communication systems with brillouin effect amplification
US20200204888A1 (en) Transmission method and system for improved unidirectional or bidirectional data transmission over telecommunication network, polarization attractor circuit, computer program and computer program product
AU2001276858B2 (en) Optical transmission systems including optical amplifiers and methods of use therein
White et al. Power stability and control in optically transparent mesh networks
Zou et al. Compensation of nonuniform gain induced by Raman scattering and EDFAs in ultralong-distance WDM links
KR20180111269A (ko) 시간 및 파장분할 다중화시스템

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN