CN100492957C - 光信号转换设备、光通信网及它们的使用方法 - Google Patents

光信号转换设备、光通信网及它们的使用方法 Download PDF

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Publication number
CN100492957C
CN100492957C CN02118039.3A CN02118039A CN100492957C CN 100492957 C CN100492957 C CN 100492957C CN 02118039 A CN02118039 A CN 02118039A CN 100492957 C CN100492957 C CN 100492957C
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CN
China
Prior art keywords
optical
light
route
converting apparatus
signal
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Expired - Fee Related
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CN02118039.3A
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English (en)
Chinese (zh)
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CN1427572A (zh
Inventor
対马英明
深代康之
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Hitachi Ltd
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Hitachi Ltd
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Publication of CN1427572A publication Critical patent/CN1427572A/zh
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Publication of CN100492957C publication Critical patent/CN100492957C/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0297—Optical equipment protection
    • 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
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • 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
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0215—Architecture aspects
    • H04J14/022—For interconnection of WDM optical networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0286—WDM hierarchical architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0295—Shared protection at the optical channel (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Telephonic Communication Services (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
CN02118039.3A 2001-12-20 2002-02-28 光信号转换设备、光通信网及它们的使用方法 Expired - Fee Related CN100492957C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP386926/01 2001-12-20
JP2001386926A JP2003189341A (ja) 2001-12-20 2001-12-20 光信号切替え装置、光通信網、および、それらの使用方法
JP386926/2001 2001-12-20

Publications (2)

Publication Number Publication Date
CN1427572A CN1427572A (zh) 2003-07-02
CN100492957C true CN100492957C (zh) 2009-05-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN02118039.3A Expired - Fee Related CN100492957C (zh) 2001-12-20 2002-02-28 光信号转换设备、光通信网及它们的使用方法

Country Status (4)

Country Link
US (1) US6970614B2 (https=)
EP (1) EP1324518B1 (https=)
JP (1) JP2003189341A (https=)
CN (1) CN100492957C (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003224872A (ja) * 2002-01-30 2003-08-08 Hitachi Ltd 光切替装置、光伝送システムおよび光信号経路の設定方法
WO2004015459A2 (en) * 2002-08-13 2004-02-19 The Regents Of The University Of California Compact wavelength-selective optical crossconnect
US8909038B2 (en) * 2003-01-07 2014-12-09 Alcatel Lucent Method and apparatus providing transient control in optical add-drop nodes
JP2004297230A (ja) * 2003-03-26 2004-10-21 Nec Corp 光ネットワーク、光ネットワーク伝送装置及びそれに用いる分散型経路制御方法並びにそのプログラム
JP4593267B2 (ja) * 2004-12-28 2010-12-08 富士通株式会社 光ノードおよび光分岐挿入装置
CN101155120B (zh) * 2006-09-29 2010-05-12 华为技术有限公司 一种路由设备、路由方法和传输交换网络
CN101207931B (zh) * 2007-12-18 2011-03-16 中兴通讯股份有限公司 一种光传输系统全量业务调整方法
FR2926940B1 (fr) * 2008-01-29 2010-06-11 Alcatel Lucent Procede pour controler l'etablissement d'une connexion dans un reseau optique.
JP5206383B2 (ja) 2008-12-10 2013-06-12 日本電気株式会社 通信網管理システム、波長分割多重装置、通信管理装置、通信網管理方法及び通信網管理プログラム
JP5473529B2 (ja) * 2009-10-21 2014-04-16 三菱電機株式会社 ノード装置および光伝送システム
EP2549773B1 (fr) * 2011-07-21 2017-10-25 Orange Dispositif et procédé de fusion de composantes optiques associées à une longueur d'onde en une composante optique fusionnée
CN103078758B (zh) * 2013-01-04 2015-10-21 中兴通讯股份有限公司 光传输业务路由配置方法和装置
JP6160211B2 (ja) * 2013-04-30 2017-07-12 富士通株式会社 伝送装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3232625B2 (ja) 1992-02-28 2001-11-26 株式会社日立製作所 光中継装置および監視情報の転送方法
JPH11239100A (ja) * 1998-02-20 1999-08-31 Fujitsu Ltd 冗長構成を有する光波長多重システム
JPH11289295A (ja) 1998-04-01 1999-10-19 Nec Corp 光通信用ノード及びこれを用いた光伝送システム並びに ノード障害回復方法
US6249510B1 (en) * 1998-09-10 2001-06-19 Lucent Technologies Inc. Signal protection system for bi-direction ring network
JP2001268011A (ja) * 2000-03-21 2001-09-28 Fujitsu Ltd 光ノードシステム、及び、スイッチの接続方法
US20020021857A1 (en) * 2000-05-05 2002-02-21 Eng Kai Y. Optical packet switch having optical engine and packet engine
JP3686824B2 (ja) 2000-05-29 2005-08-24 株式会社日立コミュニケーションテクノロジー 光１：１切替装置

Also Published As

Publication number Publication date
EP1324518A3 (en) 2011-05-04
US6970614B2 (en) 2005-11-29
EP1324518B1 (en) 2013-04-10
EP1324518A2 (en) 2003-07-02
CN1427572A (zh) 2003-07-02
US20030118272A1 (en) 2003-06-26
JP2003189341A (ja) 2003-07-04

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Granted publication date: 20090527

Termination date: 20140228