ATE536705T1 - Knoten für ein optisches kommunikationsnetz - Google Patents

Knoten für ein optisches kommunikationsnetz

Info

Publication number
ATE536705T1
ATE536705T1 AT04766755T AT04766755T ATE536705T1 AT E536705 T1 ATE536705 T1 AT E536705T1 AT 04766755 T AT04766755 T AT 04766755T AT 04766755 T AT04766755 T AT 04766755T AT E536705 T1 ATE536705 T1 AT E536705T1
Authority
AT
Austria
Prior art keywords
switching unit
input
transponder
output
nodes
Prior art date
Application number
AT04766755T
Other languages
English (en)
Inventor
Olaf Pilcher
Joerg-Peter Elbers
Glen Wellbrock
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
Application granted granted Critical
Publication of ATE536705T1 publication Critical patent/ATE536705T1/de

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
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0294—Dedicated protection at the optical channel (1+1)
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/028—WDM bus architectures
    • 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
    • H04Q2011/0007—Construction
    • H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
    • 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
    • H04Q2011/0037—Operation
    • H04Q2011/0043—Fault tolerance
    • 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)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
AT04766755T 2003-09-20 2004-09-09 Knoten für ein optisches kommunikationsnetz ATE536705T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10343615A DE10343615A1 (de) 2003-09-20 2003-09-20 Netzknoten für ein optisches Nachrichtenübertragungsnetz
PCT/EP2004/052114 WO2005029905A1 (en) 2003-09-20 2004-09-09 Node for an optical communication network

Publications (1)

Publication Number Publication Date
ATE536705T1 true ATE536705T1 (de) 2011-12-15

Family

ID=34305982

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04766755T ATE536705T1 (de) 2003-09-20 2004-09-09 Knoten für ein optisches kommunikationsnetz

Country Status (7)

Country Link
US (1) US20070274715A1 (de)
EP (1) EP1665867B1 (de)
JP (2) JP4903571B2 (de)
CN (1) CN1883226B (de)
AT (1) ATE536705T1 (de)
DE (1) DE10343615A1 (de)
WO (1) WO2005029905A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7634196B2 (en) * 2004-10-06 2009-12-15 Cisco Technology, Inc. Optical add/drop multiplexer with reconfigurable add wavelength selective switch
JP5206211B2 (ja) * 2008-08-07 2013-06-12 日本電気株式会社 Ｗｄｍネットワークとノード装置
JP5622197B2 (ja) * 2010-09-17 2014-11-12 国立大学法人名古屋大学 光パスネットワークの階層型光パスクロスコネクト装置
WO2013182246A1 (en) * 2012-06-08 2013-12-12 Telefonaktiebolaget L M Ericsson (Publ) Optical routing apparatus and method
EP3073652B1 (de) * 2013-12-20 2018-10-10 Huawei Technologies Co., Ltd. Optisches modul mit einstellbarer bandbreite und system damit
WO2016147610A1 (ja) * 2015-03-16 2016-09-22 日本電気株式会社 拡張分岐装置及び拡張分岐装置の制御方法
EP3632131A4 (de) * 2017-05-30 2021-03-24 Commscope Technologies LLC Rekonfigurierbare optische netzwerke

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5119370A (en) * 1989-09-28 1992-06-02 Northern Telecom Limited Switching node for a communications switching network
US5414548A (en) * 1992-09-29 1995-05-09 Nippon Telegraph And Telephone Corporation Arrayed-wave guide grating multi/demultiplexer with loop-back optical paths
JP3293698B2 (ja) * 1992-09-29 2002-06-17 日本電信電話株式会社 ループバック光路付アレイ導波路回折格子型光合分波器
JPH10150413A (ja) * 1996-11-18 1998-06-02 Fujitsu Ltd 光伝送システム
CN1188239A (zh) * 1996-12-31 1998-07-22 朗迅科技公司 光保护交换系统
EP0963677A1 (de) * 1997-01-07 1999-12-15 Tellium, Inc. Hibrides wellenlänge wechselndes querverbindungssystem
US5986783A (en) * 1997-02-10 1999-11-16 Optical Networks, Inc. Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
JP3102379B2 (ja) * 1997-04-30 2000-10-23 日本電気株式会社 波長多重光伝送システム用監視制御方式
US5905838A (en) * 1998-02-18 1999-05-18 Lucent Technologies Inc. Dual window WDM optical fiber communication
JPH11243564A (ja) * 1998-02-25 1999-09-07 Fujitsu Ltd 光クロスコネクト装置
JP2000183934A (ja) * 1998-12-15 2000-06-30 Canon Inc ノード装置およびノード装置を用いたネットワーク
CA2358386A1 (en) * 1998-12-30 2000-07-13 Emilio Casaccia Wavelength-modular optical cross-connect switch
JP2000341728A (ja) * 1999-05-31 2000-12-08 Fujitsu Ltd 光クロスコネクト装置
JP2001144780A (ja) * 1999-11-18 2001-05-25 Oki Electric Ind Co Ltd パス設定方法、パス切換方法及びノード装置
KR100342567B1 (ko) * 1999-12-30 2002-07-04 윤종용 트랜스패런시를 확보한 광 교차-접속 장치
US6862380B2 (en) * 2000-02-04 2005-03-01 At&T Corp. Transparent optical switch
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
KR100334774B1 (ko) * 2000-05-24 2002-05-03 윤종용 광전송 시스템에서 자기진단 전송속도 변환장치
CA2310293A1 (en) * 2000-05-30 2001-11-30 Alan F. Graves Photonic network node
US6999677B2 (en) * 2000-11-30 2006-02-14 Nortel Networks Limited Protection switching arrangement for an optical switching system
JP2002218577A (ja) * 2001-01-24 2002-08-02 Nec Corp 通信ネットワーク、波長多重装置、光スイッチ装置及びそれらに用いる光リンク属性・状態管理方法
JP2002247058A (ja) * 2001-02-16 2002-08-30 Oki Electric Ind Co Ltd 光波長多重ノード装置及びリング状ネットワーク
US20020114036A1 (en) * 2001-02-22 2002-08-22 Nasir Ghani Optical switching in dense wavelength division multiplexing (DWDM) fiber access nodes
CN1672351A (zh) * 2001-03-16 2005-09-21 福图瑞斯有限公司 以光透明方式在不同的波分复用光通信系统之间传输wdm信号的方法和装置
US20020186432A1 (en) * 2001-06-07 2002-12-12 Roorda Peter David Architecture for a photonic transport network
US7106967B2 (en) * 2001-09-04 2006-09-12 Doron Handelman Optical packet switching apparatus and methods
JP2003101484A (ja) * 2001-09-25 2003-04-04 Toshiba Corp 光分岐多重装置
JP2003179560A (ja) * 2001-12-10 2003-06-27 Fujitsu Ltd ノード及び波長分割多重リングネットワーク

Also Published As

Publication number Publication date
DE10343615A1 (de) 2005-04-14
JP2012075115A (ja) 2012-04-12
JP2007506317A (ja) 2007-03-15
EP1665867B1 (de) 2011-12-07
WO2005029905A1 (en) 2005-03-31
CN1883226B (zh) 2011-09-07
JP4903571B2 (ja) 2012-03-28
US20070274715A1 (en) 2007-11-29
CN1883226A (zh) 2006-12-20
EP1665867A1 (de) 2006-06-07

Similar Documents

Publication Publication Date Title
US7433594B2 (en) Node apparatus, optical wavelength division multiplexing network, and system switching method
US7039314B2 (en) Communication system
WO2002075999A3 (en) Method and apparatus for interconnecting a plurality of optical transducers with a wavelength division multiplexed optical switch
US20020197000A1 (en) Optical cross-connect switch using programmable multiplexers/demultiplexers
Rumipamba-Zambrano et al. Space continuity constraint in dynamic flex-grid/SDM optical core networks: an evaluation with spatial and spectral super-channels
US6950609B2 (en) Tunable, multi-port optical add-drop multiplexer
US7133616B2 (en) Wavelength-selective routing using an optical add/drop architecture
EP2982066B1 (de) Optischer schalter
ATE536705T1 (de) Knoten für ein optisches kommunikationsnetz
WO2023042396A1 (ja) 光伝送装置及び通信方法
JP2001358697A (ja) 光アクセス網、光網終端装置及び光加入者線終端装置
US9025915B2 (en) Method and module for switching optical signals having different modes of propagation
US20250240098A1 (en) Optical communication apparatus, optical communication system and transmission method
CN105580301B (zh) 光环网及其光节点
KR20050099229A (ko) 다단 분기 광 분배망을 갖는 파장 분할 다중 방식 수동형광 네트워크
Zhao et al. Architecture and performance of grouped ROADM rings with shared optical amplifier and grouped add/drop ports for hybrid data center network
US20060013586A1 (en) Optical switching station and connection method for the same
US6731830B2 (en) Asymmetric compatible network element
JP2000004460A (ja) 光通信ノードおよび光通信ネットワーク
CN1973463A (zh) 环型光传输系统
CN100372271C (zh) 可配置的分插－复用器装置和光学波长－复用－传输系统
US20050129403A1 (en) Method and system for communicating optical traffic at a node
EP4465554A1 (de) Optische kommunikationsvorrichtung und optisches kommunikationsverfahren
CN105119818A (zh) 一种在密集波分网络中建立多通道聚合路由的方法和系统
US20070274724A1 (en) Wavelength Selective Switch Design Configurations for Mesh Light-Trails