DE69920845D1 - Verfahren und Vorrichtung zur Datenübertragung in synchronen optischen Netzen - Google Patents

Verfahren und Vorrichtung zur Datenübertragung in synchronen optischen Netzen

Info

Publication number
DE69920845D1
DE69920845D1 DE69920845T DE69920845T DE69920845D1 DE 69920845 D1 DE69920845 D1 DE 69920845D1 DE 69920845 T DE69920845 T DE 69920845T DE 69920845 T DE69920845 T DE 69920845T DE 69920845 D1 DE69920845 D1 DE 69920845D1
Authority
DE
Germany
Prior art keywords
data transmission
optical networks
synchronous optical
synchronous
networks
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
DE69920845T
Other languages
English (en)
Other versions
DE69920845T2 (de
Inventor
Boer Evert De
Peter Phelps
Bruce Dunn
Gary L Swinkels
Louis-Rene Pare
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks 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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of DE69920845D1 publication Critical patent/DE69920845D1/de
Application granted granted Critical
Publication of DE69920845T2 publication Critical patent/DE69920845T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H04J3/085—Intermediate station arrangements, e.g. for branching, for tapping-off for ring networks, e.g. SDH/SONET rings, self-healing rings, meashed SDH/SONET networks
    • 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
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0028—Local loop
    • H04J2203/0039—Topology
    • H04J2203/0042—Ring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Optical Communication System (AREA)
DE69920845T 1998-10-13 1999-10-13 Verfahren und Vorrichtung zur Datenübertragung in synchronen optischen Netzen Expired - Fee Related DE69920845T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US169999 1998-10-13
US09/169,999 US6147968A (en) 1998-10-13 1998-10-13 Method and apparatus for data transmission in synchronous optical networks

Publications (2)

Publication Number Publication Date
DE69920845D1 true DE69920845D1 (de) 2004-11-11
DE69920845T2 DE69920845T2 (de) 2005-02-10

Family

ID=22618105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920845T Expired - Fee Related DE69920845T2 (de) 1998-10-13 1999-10-13 Verfahren und Vorrichtung zur Datenübertragung in synchronen optischen Netzen

Country Status (4)

Country Link
US (1) US6147968A (de)
EP (1) EP0994635B1 (de)
CA (1) CA2285518A1 (de)
DE (1) DE69920845T2 (de)

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* Cited by examiner, † Cited by third party
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US6526021B1 (en) * 1998-04-03 2003-02-25 Alcatel Network Systems, Inc. Clear channel 1:N SONET transport system and method
CA2269649A1 (en) * 1999-04-22 2000-10-22 Telecommunications Research Laboratories Protection of routers in a telecommunications network
US7167443B1 (en) * 1999-09-10 2007-01-23 Alcatel System and method for packet level restoration of IP traffic using overhead signaling in a fiber optic ring network
US7016357B1 (en) * 1999-10-26 2006-03-21 Ciena Corporation Methods and apparatus for arbitrary concatenation in a switch
US6882765B1 (en) 1999-11-02 2005-04-19 Xros, Inc. Connection protection between clients and optical cross-connect switches
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
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
US6571030B1 (en) 1999-11-02 2003-05-27 Xros, Inc. Optical cross-connect switching system
IT1319278B1 (it) * 2000-05-26 2003-10-10 Cit Alcatel Interconnessione tra reti ad anello per telecomunicazioni tipoms-spring ed sncp.
US6385209B1 (en) * 2000-06-14 2002-05-07 Pluris, Inc. Method and apparatus for mapping data packets between lines of differing capacity at a router interface
US6973041B1 (en) * 2000-06-15 2005-12-06 Cisco Technology, Inc. Path AIS insertion for concatenated payloads across multiple processors
US6801548B1 (en) * 2000-06-15 2004-10-05 Cisco Technology, Inc. Channel ordering for communication signals split for matrix switching
US6856629B1 (en) * 2000-06-15 2005-02-15 Cisco Technology, Inc. Fixed algorithm for concatenation wiring
US6735197B1 (en) * 2000-06-15 2004-05-11 Cisco Technology, Inc. Concatenation detection across multiple chips
US6810011B1 (en) * 2000-07-17 2004-10-26 Nortel Networks Limited Protection switching within an OP-n layer
US6683849B1 (en) 2000-08-18 2004-01-27 Nortel Networks Limited Optical communications network
EP1182903A1 (de) * 2000-08-21 2002-02-27 Lucent Technologies Inc. Punkt-zu-Punkt Schutz in Punkt-zu-Mehrpunkt Netzwerken
US6965619B2 (en) * 2000-12-04 2005-11-15 Ciena Corporation Flexible multiplexer/demultiplexer and method for transport of optical line data to a wide/metro area link
US6993047B1 (en) * 2000-12-30 2006-01-31 Redback Networks Inc. Any size and location of concatenated packet data across SONET frames in a SONET signal
US7424036B1 (en) 2002-08-26 2008-09-09 Pmc-Sierra, Inc. Efficient virtual concatenation datapath for SONET/SDH
US7010641B2 (en) * 2003-01-31 2006-03-07 Agilent Technologies, Inc. Integrated circuit routing resource optimization algorithm for random port ordering
JP4045197B2 (ja) * 2003-03-28 2008-02-13 富士通株式会社 伝送装置及びコンカチネーション設定方法
ATE371313T1 (de) * 2003-12-05 2007-09-15 Alcatel Lucent Dynamischer zwischenschichtsschutz in einem optischen telekommunikationsnetzwerk
US20050254506A1 (en) * 2004-05-11 2005-11-17 Derek Edward Davout Gladding Apparatus and method for transporting data over a ring structure
US20060290480A1 (en) * 2005-06-24 2006-12-28 Karsten Funk Method and system for a mobile security network
US8213340B1 (en) * 2005-08-15 2012-07-03 Tellabs Operations, Inc. System and method for managing a node split across multiple network elements
EP1985046B1 (de) * 2006-02-14 2016-09-14 EMC Corporation Systeme und verfahren zur erzielung von ultrahoher datenverfügbarkeit und geografischer katastrophentoleranz
JP5076581B2 (ja) * 2007-03-23 2012-11-21 日本電気株式会社 光通信システムおよびノード装置およびサービスクラス設定方法
US20080240158A1 (en) * 2007-03-30 2008-10-02 Eric Bouillet Method and apparatus for scalable storage for data stream processing systems
EP2507944B1 (de) * 2009-11-30 2014-03-26 Telefonaktiebolaget LM Ericsson (publ) Verfahren und vorrichtung zur unterstützung einer inkongruenzerkennung
US8850262B2 (en) * 2010-10-12 2014-09-30 International Business Machines Corporation Inter-processor failure detection and recovery
JP5655696B2 (ja) * 2011-05-11 2015-01-21 富士通株式会社 ネットワーク及びその障害救済方法
AU2018220643B2 (en) * 2017-02-15 2021-11-11 Maven Wireless Sweden Ab Distributed antenna system providing redundancy

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5218604A (en) * 1990-08-31 1993-06-08 Bell Communications Research, Inc. Dual-hubbed arrangement to provide a protected ring interconnection
US5784377A (en) * 1993-03-09 1998-07-21 Hubbell Incorporated Integrated digital loop carrier system with virtual tributary mapper circuit
US5526344A (en) * 1994-04-15 1996-06-11 Dsc Communications Corporation Multi-service switch for a telecommunications network
CA2124610C (en) * 1994-05-30 1998-10-06 Charles Kevin Huscroft Integrated user network interface device
US5949791A (en) * 1996-03-19 1999-09-07 Lucent Technologies Inc. Method and apparatus for converting synchronous narrowband signals into broadband asynchronous transfer mode signals in an integrated telecommunications network

Also Published As

Publication number Publication date
EP0994635A1 (de) 2000-04-19
US6147968A (en) 2000-11-14
EP0994635B1 (de) 2004-10-06
DE69920845T2 (de) 2005-02-10
CA2285518A1 (en) 2000-04-13

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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