PT2493096E - Método, sistema e dispositivo para proteção de rede em anel bidirecional de fibra única - Google Patents

Método, sistema e dispositivo para proteção de rede em anel bidirecional de fibra única Download PDF

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Publication number
PT2493096E
PT2493096E PT107913808T PT10791380T PT2493096E PT 2493096 E PT2493096 E PT 2493096E PT 107913808 T PT107913808 T PT 107913808T PT 10791380 T PT10791380 T PT 10791380T PT 2493096 E PT2493096 E PT 2493096E
Authority
PT
Portugal
Prior art keywords
ring network
network protection
fiber bidirectional
bidirectional ring
fiber
Prior art date
Application number
PT107913808T
Other languages
English (en)
Inventor
Junhui Zhang
Original Assignee
Zte Corp
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 Zte Corp filed Critical Zte Corp
Publication of PT2493096E publication Critical patent/PT2493096E/pt

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Classifications

    • 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
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0295—Shared protection at the optical channel (1:1, n:m)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
PT107913808T 2009-11-24 2010-05-24 Método, sistema e dispositivo para proteção de rede em anel bidirecional de fibra única PT2493096E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910224828.4A CN101729182B (zh) 2009-11-24 2009-11-24 单纤双向环网保护方法、系统及装置

Publications (1)

Publication Number Publication Date
PT2493096E true PT2493096E (pt) 2014-10-16

Family

ID=42449488

Family Applications (1)

Application Number Title Priority Date Filing Date
PT107913808T PT2493096E (pt) 2009-11-24 2010-05-24 Método, sistema e dispositivo para proteção de rede em anel bidirecional de fibra única

Country Status (6)

Country Link
US (1) US8731397B2 (pt)
EP (1) EP2493096B1 (pt)
CN (1) CN101729182B (pt)
ES (1) ES2519215T3 (pt)
PT (1) PT2493096E (pt)
WO (1) WO2010148874A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102055658B (zh) * 2009-11-05 2013-01-16 杭州华三通信技术有限公司 快速环网保护协议单环组网中实现故障保护的方法及设备
US8891956B2 (en) * 2011-03-15 2014-11-18 Fujitsu Limited Method and system for increasing transponder sharing for mesh restoration in a communication network
KR101477169B1 (ko) * 2011-09-26 2014-12-29 주식회사 에치에프알 클라우드 기반 네트워크를 위한 광 선로 공유 방법과 그를 위한 시스템 및 장치
CN103179013B (zh) * 2011-12-21 2019-03-12 中兴通讯股份有限公司 一种环网保护的实现方法及系统
US8965198B2 (en) * 2012-04-13 2015-02-24 Fujitsu Limited System and method for shared mesh restoration in optical networks
CN102761448A (zh) * 2012-08-07 2012-10-31 中国石油大学(华东) 机群监控与预警方法
US9054955B2 (en) 2012-12-30 2015-06-09 Doron Handelman Apparatus and methods for enabling recovery from failures in optical networks
US9813185B2 (en) * 2013-07-10 2017-11-07 Telefonaktiebolaget Lm Ericsson (Publ) WDM single fiber ring protection
US9344187B2 (en) * 2013-09-17 2016-05-17 Doron Handelman Apparatus and methods for enabling recovery in optical networks
EP3123646B1 (en) 2014-03-24 2018-11-21 Telefonaktiebolaget LM Ericsson (publ) Protection switching across interconnecting node
WO2020199041A1 (zh) * 2019-03-29 2020-10-08 华为技术有限公司 一种单纤环网结构

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19731494C2 (de) * 1997-07-22 1999-05-27 Siemens Ag Verfahren und Anordnung zur Datenübertragung im Wellenlängenmultiplexverfahren in einem optischen Ringnetz
CA2275913A1 (en) * 1998-06-23 1999-12-23 Nortel Networks Corporation Bidirectional ring networks implemented on a single fiber
CA2300534A1 (en) * 1999-04-13 2000-10-13 Nortel Networks Corporation Bidirectional optical networks
US6327400B1 (en) * 1999-10-05 2001-12-04 Lucent Technologies, Inc. Protection scheme for single fiber bidirectional passive optical point-to-multipoint network architectures
US20020181037A1 (en) * 2001-06-01 2002-12-05 Richard Lauder Failure protection switching in optical network
US6847787B2 (en) 2001-09-07 2005-01-25 Redfern Broadband Networks Inc. WDM network node module
JP4235559B2 (ja) * 2001-12-18 2009-03-11 トランスモード ホールディング エービー 保護された双方向ｗｄｍ網
US7433593B1 (en) * 2002-06-28 2008-10-07 Ciena Corporation Switching algorithm for optical fiber networks
KR100487215B1 (ko) * 2003-01-03 2005-05-04 삼성전자주식회사 파장분할다중방식 자기치유 환형 광통신망
US7457543B2 (en) * 2003-08-01 2008-11-25 Finisar Corporation Add/drop module for single fiber wavelength division multiplexing systems
CN1852058A (zh) * 2006-05-29 2006-10-25 浙江工业大学 单纤双向复用段专用保护光纤环网
CN101162949A (zh) * 2006-10-13 2008-04-16 中兴通讯股份有限公司 避免环路自激的光环网通道共享保护的系统和方法

Also Published As

Publication number Publication date
EP2493096A1 (en) 2012-08-29
EP2493096A4 (en) 2013-10-02
ES2519215T3 (es) 2014-11-06
CN101729182A (zh) 2010-06-09
US20120275779A1 (en) 2012-11-01
US8731397B2 (en) 2014-05-20
WO2010148874A1 (zh) 2010-12-29
CN101729182B (zh) 2014-01-01
EP2493096B1 (en) 2014-07-30

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