DE60135201D1 - Crossconnect für optischen Pfad und diesen benutzendes optisches Wellenlängenmultiplex-Diversitätsübertragungssystem - Google Patents

Crossconnect für optischen Pfad und diesen benutzendes optisches Wellenlängenmultiplex-Diversitätsübertragungssystem

Info

Publication number
DE60135201D1
DE60135201D1 DE60135201T DE60135201T DE60135201D1 DE 60135201 D1 DE60135201 D1 DE 60135201D1 DE 60135201 T DE60135201 T DE 60135201T DE 60135201 T DE60135201 T DE 60135201T DE 60135201 D1 DE60135201 D1 DE 60135201D1
Authority
DE
Germany
Prior art keywords
crossconnect
transmission system
wavelength division
division multiplexed
diversity transmission
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 - Fee Related
Application number
DE60135201T
Other languages
English (en)
Inventor
Kazuyuki Sato
Hiroki Konno
Masami Dokai
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE60135201D1 publication Critical patent/DE60135201D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04J14/0215—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
    • H04J14/0227—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
    • 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
    • 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]
DE60135201T 2001-03-06 2001-07-19 Crossconnect für optischen Pfad und diesen benutzendes optisches Wellenlängenmultiplex-Diversitätsübertragungssystem Expired - Fee Related DE60135201D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001062334A JP2002271354A (ja) 2001-03-06 2001-03-06 光路切替装置及び、これを用いる光波長多重ダイバシティ通信システム

Publications (1)

Publication Number Publication Date
DE60135201D1 true DE60135201D1 (de) 2008-09-18

Family

ID=18921487

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60135201T Expired - Fee Related DE60135201D1 (de) 2001-03-06 2001-07-19 Crossconnect für optischen Pfad und diesen benutzendes optisches Wellenlängenmultiplex-Diversitätsübertragungssystem

Country Status (4)

Country Link
US (2) US7242861B2 (de)
EP (1) EP1239622B1 (de)
JP (1) JP2002271354A (de)
DE (1) DE60135201D1 (de)

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CN100431288C (zh) * 2002-11-21 2008-11-05 中兴通讯股份有限公司 采用可调谐光源实现业务保护的方法和装置
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WO2006002080A2 (en) * 2004-06-15 2006-01-05 Opvista Incorporated Optical communication using duobinary modulation
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US8477596B2 (en) * 2006-01-30 2013-07-02 Infinera Corporation Application of hardware-based mailboxes in network transceivers and distributed approach for predictable software-based protection switching
US7805073B2 (en) 2006-04-28 2010-09-28 Adc Telecommunications, Inc. Systems and methods of optical path protection for distributed antenna systems
US20080046097A1 (en) * 2006-08-18 2008-02-21 Microsoft Corporation Graphical representation of setup state on multiple nodes
US7773883B1 (en) 2007-05-04 2010-08-10 Vello Systems, Inc. Single-fiber optical ring networks based on optical double sideband modulation
US8175458B2 (en) 2007-07-17 2012-05-08 Vello Systems, Inc. Optical ring networks having node-to-node optical communication channels for carrying data traffic
CA2620490C (en) 2007-10-04 2016-06-28 Genesis Technical Systems Corp. Remote powering of dsl adms
US20110158658A1 (en) 2009-12-08 2011-06-30 Vello Systems, Inc. Optical Subchannel-Based Cyclical Filter Architecture
US8705741B2 (en) 2010-02-22 2014-04-22 Vello Systems, Inc. Subchannel security at the optical layer
JP5617503B2 (ja) * 2010-09-30 2014-11-05 富士通株式会社 光ネットワーク中継装置
US8542999B2 (en) 2011-02-01 2013-09-24 Vello Systems, Inc. Minimizing bandwidth narrowing penalties in a wavelength selective switch optical network
JP5730737B2 (ja) * 2011-10-04 2015-06-10 日本電信電話株式会社 マルチリング網におけるパス設定方法及びパス切替方法
KR20130087647A (ko) * 2012-01-28 2013-08-07 한국전자통신연구원 다중 링 네트워크에서 파장 멀티캐스팅 방법, 다중 링 네트워크 장치, 및 다중 링 네트워크의 노드
JP5949255B2 (ja) * 2012-07-18 2016-07-06 富士通株式会社 通信制御装置、及び通信制御方法
CN104301027B (zh) * 2013-07-16 2018-10-26 南京中兴新软件有限责任公司 光突发交换环网中实现自动保护倒换的方法、系统及节点
JP6258683B2 (ja) * 2013-12-03 2018-01-10 株式会社日立製作所 光伝送システム
CA2940594A1 (en) 2014-02-28 2015-09-03 Genesis Technical Systems Corp. Systems and methods for connecting and disconnecting to a ring network or linear network
CN107210997B (zh) * 2014-11-19 2021-03-19 领特投资两合有限公司 物理介质相关层绑定
US9706276B2 (en) * 2015-11-05 2017-07-11 Rockley Photonics Limited Optoelectronic switch
US10491973B2 (en) 2015-04-24 2019-11-26 Rockley Photonics Limited Optoelectronic switch
US9900672B2 (en) * 2015-04-24 2018-02-20 Rockley Photonics Limited Optoelectronic switch architectures
US10028041B2 (en) 2015-04-24 2018-07-17 Rockley Photonics Limited Optical switch architecture
US10034069B2 (en) 2015-09-29 2018-07-24 Rockley Photonics Limited Optoelectronic switch
CN108933971A (zh) * 2018-04-13 2018-12-04 电信科学技术第五研究所有限公司 多设备交叉交换控制方法
US11431433B2 (en) * 2018-11-02 2022-08-30 Telefonaktiebolaget Lm Ericsson (Publ) Optical protection switching for single fibre bidirectional WDM optical ring

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Also Published As

Publication number Publication date
US20020126350A1 (en) 2002-09-12
US7577355B2 (en) 2009-08-18
EP1239622A3 (de) 2005-06-22
JP2002271354A (ja) 2002-09-20
US20070110434A1 (en) 2007-05-17
US7242861B2 (en) 2007-07-10
EP1239622B1 (de) 2008-08-06
EP1239622A2 (de) 2002-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee