DE69840867D1 - Ionales leitungsgeschaltetes ringdatenübertragungssystem - Google Patents

Ionales leitungsgeschaltetes ringdatenübertragungssystem

Info

Publication number
DE69840867D1
DE69840867D1 DE69840867T DE69840867T DE69840867D1 DE 69840867 D1 DE69840867 D1 DE 69840867D1 DE 69840867 T DE69840867 T DE 69840867T DE 69840867 T DE69840867 T DE 69840867T DE 69840867 D1 DE69840867 D1 DE 69840867D1
Authority
DE
Germany
Prior art keywords
traffic
directional line
optical
switched ring
command
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
DE69840867T
Other languages
English (en)
Inventor
Gary W Ester
Donald G Dempsey
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.)
Nokia of America Corp
Original Assignee
Alcatel Lucent USA Inc
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 Alcatel Lucent USA Inc filed Critical Alcatel Lucent USA Inc
Application granted granted Critical
Publication of DE69840867D1 publication Critical patent/DE69840867D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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]
    • 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
    • H04J14/0287—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
    • H04J14/0297—Optical equipment protection
    • 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
    • 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
    • H04Q2011/0069—Network aspects using dedicated optical channels
    • 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
    • H04Q2011/009—Topology aspects
    • H04Q2011/0092—Ring
DE69840867T 1997-04-15 1998-04-14 Ionales leitungsgeschaltetes ringdatenübertragungssystem Expired - Lifetime DE69840867D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4332297P 1997-04-15 1997-04-15
PCT/US1998/007539 WO1998047255A1 (en) 1997-04-15 1998-04-14 Method and apparatus for an optical bi-directional line switched ring data communications system

Publications (1)

Publication Number Publication Date
DE69840867D1 true DE69840867D1 (de) 2009-07-16

Family

ID=21926575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69840867T Expired - Lifetime DE69840867D1 (de) 1997-04-15 1998-04-14 Ionales leitungsgeschaltetes ringdatenübertragungssystem

Country Status (7)

Country Link
US (1) US6163527A (de)
EP (1) EP0976215B1 (de)
JP (1) JP4070246B2 (de)
AT (1) ATE433234T1 (de)
CA (1) CA2286593A1 (de)
DE (1) DE69840867D1 (de)
WO (1) WO1998047255A1 (de)

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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
DE69934852T2 (de) * 1998-09-11 2007-10-18 Hitachi, Ltd. IP-Paketkommunikationsvorrichtung
JP3531526B2 (ja) * 1999-05-13 2004-05-31 日本電気株式会社 通信システム
JP3586586B2 (ja) * 1999-05-24 2004-11-10 日本電気株式会社 光波リングシステム
US6381643B1 (en) * 1999-11-08 2002-04-30 International Business Machines Corporation Mechanism and procedure for detecting switch mis-cabling
JP3584965B2 (ja) * 1999-12-09 2004-11-04 日本電気株式会社 光ラインプロテクション方式
WO2001067136A2 (en) * 2000-03-03 2001-09-13 Corning, Inc. A ring interconnection architecture
US6922530B1 (en) * 2000-04-06 2005-07-26 Fujitsu Limited Method and apparatus for optical channel switching in an optical add/drop multiplexer
US6795394B1 (en) * 2000-04-26 2004-09-21 Nortel Networks Limited Data network having enhanced availability of extra traffic
FR2809905B1 (fr) * 2000-05-30 2002-08-30 Cit Alcatel Procede de transfert avec traitement de signaux entre deux interfaces d'emission/reception distinctes
JP2001352342A (ja) * 2000-06-07 2001-12-21 Fujitsu Ltd ネットワーク管理方法及びネットワークノード装置並びにメッシュ型ネットワーク
US6865148B1 (en) * 2000-09-15 2005-03-08 Ciena Corporation Method for routing network switching information
JP4592170B2 (ja) * 2000-10-18 2010-12-01 株式会社東芝 光伝送装置
US7209436B1 (en) * 2000-12-30 2007-04-24 Redback Networks Inc. Method and apparatus for variable rate pipes
WO2002054633A1 (en) * 2000-12-30 2002-07-11 Redback Networks Inc. Non-blsr protected layer 2/3 channel provisioning
US6975589B2 (en) * 2000-12-30 2005-12-13 Redback Networks Inc. Method and apparatus for a hybrid variable rate pipe
US7016300B2 (en) * 2000-12-30 2006-03-21 Redback Networks Inc. Protection mechanism for an optical ring
US6577412B2 (en) 2001-02-02 2003-06-10 Fujitsu Network Communications, Inc. System and method of determining end point candidates for an optical channel in a data network
US7110364B1 (en) 2001-04-19 2006-09-19 Fujitsu Limited Optical link adjacency discovery protocol and an optical network therefor
US6307986B1 (en) 2001-04-24 2001-10-23 Seneca Networks Protection switching in bidirectional WDM optical communication networks with transponders
US6321004B1 (en) 2001-04-24 2001-11-20 Seneca Networks Protection switching in bidirectional WDM optical communication networks
US7272307B2 (en) 2001-05-25 2007-09-18 Tellabs Operations, Inc. Virtual protection channel for fiber optic ring network
US7643492B2 (en) 2001-05-30 2010-01-05 Fujitsu Limited Network bandwidth reservation method
US6594234B1 (en) 2001-05-31 2003-07-15 Fujitsu Network Communications, Inc. System and method for scheduling traffic for different classes of service
US8385342B2 (en) 2001-05-31 2013-02-26 Fujitsu Limited System and method of virtual private network route target filtering
US8228797B1 (en) 2001-05-31 2012-07-24 Fujitsu Limited System and method for providing optimum bandwidth utilization
US7450505B2 (en) * 2001-06-01 2008-11-11 Fujitsu Limited System and method for topology constrained routing policy provisioning
US8014283B2 (en) * 2001-06-01 2011-09-06 Fujitsu Limited System and method for topology constrained QoS provisioning
US7756957B2 (en) 2001-06-01 2010-07-13 Fujitsu Limited End-to-end governed data transfers in a network
US7289429B2 (en) * 2001-06-01 2007-10-30 Fujitsu Network Communications, Inc. System and method to perform non-service effecting bandwidth reservation using a reservation signaling protocol
US7912074B2 (en) * 2001-06-01 2011-03-22 Fujitsu Limited System and method of multiplexing data from multiple ports
US20020184388A1 (en) * 2001-06-01 2002-12-05 Nimer Yaseen Layered approach to virtual private routing
US7245635B2 (en) * 2001-06-01 2007-07-17 Fujitsu Limited System and method for resizing the physical link bandwidth based on utilization thereof
US7450578B2 (en) * 2001-06-01 2008-11-11 Fujitsu Limited Method of addressing and routing data
US6834056B2 (en) * 2001-06-26 2004-12-21 Occam Networks Virtual local area network protection switching
US20030005165A1 (en) * 2001-06-28 2003-01-02 Dave Langridge Protection switching in ring-configured networks
US6766482B1 (en) 2001-10-31 2004-07-20 Extreme Networks Ethernet automatic protection switching
AU2002235699A1 (en) * 2002-02-06 2003-09-02 Wuhan Fiberhome Networks Co., Ltd Resilient multiple service ring
US7116905B2 (en) * 2002-03-27 2006-10-03 Fujitsu Limited Method and system for control signaling in an open ring optical network
US7231148B2 (en) 2002-03-28 2007-06-12 Fujitsu Limited Flexible open ring optical network and method
US7206281B2 (en) * 2002-05-03 2007-04-17 Ciena Corporation Calculating physical routes in a communication network
US8463947B2 (en) * 2002-08-28 2013-06-11 Tellabs Operations, Inc. Method of finding rings for optimal routing of digital information
US7346709B2 (en) * 2002-08-28 2008-03-18 Tellabs Operations, Inc. Methods for assigning rings in a network
US20040052530A1 (en) * 2002-09-17 2004-03-18 Cechan Tian Optical network with distributed sub-band rejections
WO2004043011A1 (en) * 2002-11-06 2004-05-21 Wuhan Fiberhome Networks Co., Ltd. Multiple service ring of n-ringlet structure based on multiple fe, ge and 10ge
US7421197B2 (en) * 2003-01-21 2008-09-02 Fujitsu Limited Optical network protection switching architecture
US7509438B1 (en) 2003-02-14 2009-03-24 Cisco Technology, Inc. Bi-directional line switched ring support for path trace monitoring on a protection path
US7483636B2 (en) 2003-07-28 2009-01-27 Fujitsu Limited Optical network with sub-band rejection and bypass
US7023793B2 (en) * 2003-08-01 2006-04-04 Ciena Corporation Resiliency of control channels in a communications network
JP4001093B2 (ja) * 2003-09-18 2007-10-31 オムロン株式会社 プログラマブルコントローラおよび二重化ネットワークシステム
US20050095001A1 (en) * 2003-10-29 2005-05-05 Fujitsu Limited Method and system for increasing network capacity in an optical network
US7450851B2 (en) 2004-08-27 2008-11-11 Fujitsu Limited System and method for modularly scalable architecture for optical networks
CN101321031B (zh) * 2008-07-16 2011-12-07 中兴通讯股份有限公司 一种波分复用环网中的共享保护方法及系统
DE102009023485A1 (de) * 2009-06-02 2010-12-09 T-Mobile International Ag Verfahren zur Übertragung von Echtzeit-Datenpaketen in konvergenten Netzen
CN102142975B (zh) * 2010-02-01 2015-05-13 中兴通讯股份有限公司 基于传送网中双节点互连保护结构的业务保护方法及系统

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Publication number Priority date Publication date Assignee Title
ATE231667T1 (de) * 1993-10-29 2003-02-15 Siemens Ag Optisches, transparentes ringnetz mit ersatzschaltwegen
JPH0818592A (ja) * 1994-06-30 1996-01-19 Fujitsu Ltd 光学的スイッチングによるリング保護を有する光ファイバー伝送システム
IT1277204B1 (it) * 1995-10-19 1997-11-05 Pirelli S P A Ora Pirelli Cavi Rete di comunicazione ottica trasparente ad anello autoprotetto
JP3640721B2 (ja) * 1996-02-05 2005-04-20 富士通株式会社 リング伝送システムの異方式移行方法および伝送装置
US5751454A (en) * 1996-10-10 1998-05-12 Northern Telecom Limited Wavelength bypassed ring networks

Also Published As

Publication number Publication date
US6163527A (en) 2000-12-19
EP0976215B1 (de) 2009-06-03
EP0976215A1 (de) 2000-02-02
JP4070246B2 (ja) 2008-04-02
CA2286593A1 (en) 1998-10-22
WO1998047255A1 (en) 1998-10-22
JP2001520830A (ja) 2001-10-30
ATE433234T1 (de) 2009-06-15

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Legal Events

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8364 No opposition during term of opposition