JP2003189341A - 光信号切替え装置、光通信網、および、それらの使用方法 - Google Patents

光信号切替え装置、光通信網、および、それらの使用方法

Info

Publication number
JP2003189341A
JP2003189341A JP2001386926A JP2001386926A JP2003189341A JP 2003189341 A JP2003189341 A JP 2003189341A JP 2001386926 A JP2001386926 A JP 2001386926A JP 2001386926 A JP2001386926 A JP 2001386926A JP 2003189341 A JP2003189341 A JP 2003189341A
Authority
JP
Japan
Prior art keywords
optical
optical signal
signals
switching device
signal switching
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.)
Pending
Application number
JP2001386926A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003189341A5 (https=
Inventor
Hideaki Tsushima
英明 対馬
Yasuyuki Fukashiro
康之 深代
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2001386926A priority Critical patent/JP2003189341A/ja
Priority to EP02004127.3A priority patent/EP1324518B1/en
Priority to US10/082,135 priority patent/US6970614B2/en
Priority to CN02118039.3A priority patent/CN100492957C/zh
Publication of JP2003189341A publication Critical patent/JP2003189341A/ja
Publication of JP2003189341A5 publication Critical patent/JP2003189341A5/ja
Pending 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
    • H04J14/0287—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

Landscapes

  • 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)
JP2001386926A 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 Pending JP2003189341A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
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
EP02004127.3A EP1324518B1 (en) 2001-12-20 2002-02-25 Optical switching equipment, optical transport network, and methods of using them
US10/082,135 US6970614B2 (en) 2001-12-20 2002-02-26 Optical switching equipment, optical transport network, and methods of using them
CN02118039.3A 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

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2005224844A Division JP2006042372A (ja) 2005-08-03 2005-08-03 光信号切替え装置、光通信網、および、それらの使用方法

Publications (2)

Publication Number Publication Date
JP2003189341A true JP2003189341A (ja) 2003-07-04
JP2003189341A5 JP2003189341A5 (https=) 2005-06-23

Family

ID=19188010

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001386926A Pending 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

Country Status (4)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010141523A (ja) * 2008-12-10 2010-06-24 Nec Corp 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
JP2011512724A (ja) * 2008-01-29 2011-04-21 アルカテル−ルーセント 光ネットワークにおける接続の確立を制御するための方法
JP2011091552A (ja) * 2009-10-21 2011-05-06 Mitsubishi Electric Corp ノード装置および光伝送システム

Families Citing this family (10)

* 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
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011512724A (ja) * 2008-01-29 2011-04-21 アルカテル−ルーセント 光ネットワークにおける接続の確立を制御するための方法
JP2010141523A (ja) * 2008-12-10 2010-06-24 Nec Corp 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
US8355633B2 (en) 2008-12-10 2013-01-15 Nec Corporation Communication network management system, wavelength-division multiplex apparatus, communication management apparatus, communication network management method and communication network management program
JP2011091552A (ja) * 2009-10-21 2011-05-06 Mitsubishi Electric Corp ノード装置および光伝送システム

Also Published As

Publication number Publication date
CN100492957C (zh) 2009-05-27
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

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