DE69740015D1 - Optisches Übertragungssystem - Google Patents

Optisches Übertragungssystem

Info

Publication number
DE69740015D1
DE69740015D1 DE69740015T DE69740015T DE69740015D1 DE 69740015 D1 DE69740015 D1 DE 69740015D1 DE 69740015 T DE69740015 T DE 69740015T DE 69740015 T DE69740015 T DE 69740015T DE 69740015 D1 DE69740015 D1 DE 69740015D1
Authority
DE
Germany
Prior art keywords
transmission system
optical transmission
optical
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 - Lifetime
Application number
DE69740015T
Other languages
English (en)
Inventor
Satoshi Kuroyanagi
Kazuo Hironishi
Tetsuya Nishi
Takuji Maeda
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 DE69740015D1 publication Critical patent/DE69740015D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04J14/0293—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
    • H04J14/0287—Protection in WDM systems
    • H04J14/0289—Optical multiplex section protection
    • H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—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
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • 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
    • H04J14/0284—WDM mesh 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5625—Operations, administration and maintenance [OAM]
    • H04L2012/5627—Fault tolerance and recovery
    • 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
    • H04Q11/0066—Provisions for optical burst or packet networks
    • 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
    • H04Q2011/0009—Construction using wavelength filters
    • 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
    • H04Q2011/0011—Construction using wavelength conversion
    • 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
    • H04Q2011/0013—Construction using gating amplifiers
    • 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
    • H04Q2011/0015—Construction using splitting combining
    • 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
    • H04Q2011/0039—Electrical control
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0047—Broadcast; Multicast
    • 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
    • H04Q2011/0052—Interconnection of switches
    • 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
    • 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
    • H04Q2011/0083—Testing; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
DE69740015T 1996-04-15 1997-03-19 Optisches Übertragungssystem Expired - Lifetime DE69740015D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9259296 1996-04-15
JP18916096A JP3639383B2 (ja) 1996-04-15 1996-07-18 光伝送システム

Publications (1)

Publication Number Publication Date
DE69740015D1 true DE69740015D1 (de) 2010-11-18

Family

ID=26433988

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69740015T Expired - Lifetime DE69740015D1 (de) 1996-04-15 1997-03-19 Optisches Übertragungssystem

Country Status (5)

Country Link
US (1) US6072610A (de)
EP (1) EP0802697B1 (de)
JP (1) JP3639383B2 (de)
CN (1) CN1118983C (de)
DE (1) DE69740015D1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3481442B2 (ja) * 1997-12-22 2003-12-22 日本電気株式会社 光ネットワーク
US6940810B1 (en) * 1998-02-20 2005-09-06 Adc Telecommunications, Inc. Protection switching of virtual connections at the data link layer
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
EP1057361A1 (de) * 1998-02-20 2000-12-06 ADC Telecommunications, Inc Ersatzschaltung von virtuellen verbindungen
JPH11275028A (ja) * 1998-03-20 1999-10-08 Fujitsu Ltd 光通信システム
JP3221401B2 (ja) * 1998-06-15 2001-10-22 日本電気株式会社 光信号監視方法及び装置
JP2000115215A (ja) * 1998-10-05 2000-04-21 Nec Corp ループネットワークにおける故障検知回路
JP3070588B2 (ja) * 1998-11-20 2000-07-31 日本電気株式会社 Ａｔｍ ｓｖｃ二重化システム
JP3574754B2 (ja) * 1998-12-25 2004-10-06 富士通株式会社 光パスクロスコネクト装置
JP3114715B2 (ja) * 1999-01-08 2000-12-04 日本電気株式会社 ２重化呼制御装置
US7293090B1 (en) 1999-01-15 2007-11-06 Cisco Technology, Inc. Resource management protocol for a configurable network router
US6934305B1 (en) 1999-01-15 2005-08-23 Cisco Technology, Inc. Method and apparatus for detecting errors in a backplane frame
US6982974B1 (en) 1999-01-15 2006-01-03 Cisco Technology, Inc. Method and apparatus for a rearrangeably non-blocking switching matrix
US6724757B1 (en) 1999-01-15 2004-04-20 Cisco Technology, Inc. Configurable network router
US6856627B2 (en) 1999-01-15 2005-02-15 Cisco Technology, Inc. Method for routing information over a network
US6850704B1 (en) * 1999-09-14 2005-02-01 Lucent Technologies Inc. Low-overhead fault-tolerance techniques for optical and other cross-connect systems
US6597826B1 (en) 1999-11-02 2003-07-22 Xros, Inc. Optical cross-connect switching system with bridging, test access and redundancy
US6792174B1 (en) 1999-11-02 2004-09-14 Nortel Networks Limited Method and apparatus for signaling between an optical cross-connect switch and attached network equipment
US6650803B1 (en) 1999-11-02 2003-11-18 Xros, Inc. Method and apparatus for optical to electrical to optical conversion in an optical cross-connect switch
US6571030B1 (en) 1999-11-02 2003-05-27 Xros, Inc. Optical cross-connect switching system
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
EP1162860A3 (de) * 2000-06-08 2006-01-11 Alcatel Skalierbare WDM optische IP Router-Architektur
JP2001358654A (ja) 2000-06-15 2001-12-26 Fujitsu Ltd 光波長変換器及び、これを用いる光波長多重化システム
US7187865B2 (en) * 2001-11-13 2007-03-06 Nortel Networks Limited Hybrid photonic/electronic switching in a multi-channel network
DE10231275A1 (de) * 2002-07-10 2004-01-22 Marconi Communications Gmbh Verfahren zum Übertragen von Information in einem optischen Netzwerk und Knoten für ein solches Netzwerk
EP1357690B1 (de) 2002-03-27 2005-07-06 Lightmaze Solutions AG Intelligentes optisches Netzelement
JP3808824B2 (ja) * 2002-11-20 2006-08-16 株式会社日立製作所 情報伝送システム及び情報伝送方法
JP4530821B2 (ja) * 2004-08-16 2010-08-25 富士通株式会社 光分岐挿入装置
JP4638754B2 (ja) * 2005-03-18 2011-02-23 富士通株式会社 光装置および光クロスコネクト装置
CN101022319B (zh) 2007-03-16 2010-10-27 华为技术有限公司 光通信网络中的调度装置及调度方法
JP5088304B2 (ja) * 2008-11-27 2012-12-05 富士通株式会社 通信システム
JP2011130078A (ja) * 2009-12-16 2011-06-30 Mitsubishi Electric Corp 波長多重伝送装置
JP5776330B2 (ja) * 2011-05-25 2015-09-09 富士通株式会社 波長再配置方法及びノード装置
JP5904320B2 (ja) * 2011-09-22 2016-04-13 日本電気株式会社 光通信装置、光通信システム、および経路制御方法
JP7299530B2 (ja) * 2019-08-05 2023-06-28 日本電信電話株式会社 伝送装置及び伝送方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8910957D0 (en) * 1989-05-12 1989-06-28 Plessey Telecomm Optical transmission apparatus
JP3376144B2 (ja) * 1994-12-28 2003-02-10 日本電気株式会社 光ネットワーク装置及び光伝送方式
JP3582030B2 (ja) * 1995-07-05 2004-10-27 富士通株式会社 クロスコネクト装置
US5739935A (en) * 1995-11-14 1998-04-14 Telefonaktiebolaget Lm Ericsson Modular optical cross-connect architecture with optical wavelength switching
US5724167A (en) * 1995-11-14 1998-03-03 Telefonaktiebolaget Lm Ericsson Modular optical cross-connect architecture with optical wavelength switching
US5884017A (en) * 1995-12-29 1999-03-16 Mci Communications Corporation Method and system for optical restoration tributary switching in a fiber network

Also Published As

Publication number Publication date
JPH104418A (ja) 1998-01-06
CN1171683A (zh) 1998-01-28
CN1118983C (zh) 2003-08-20
EP0802697A3 (de) 2000-07-26
EP0802697B1 (de) 2010-10-06
US6072610A (en) 2000-06-06
EP0802697A2 (de) 1997-10-22
JP3639383B2 (ja) 2005-04-20

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