DE69635006D1 - Ringnetzwerk mit Wellenlängenmultiplexing zur Nachrichtenübertragung - Google Patents

Ringnetzwerk mit Wellenlängenmultiplexing zur Nachrichtenübertragung

Info

Publication number
DE69635006D1
DE69635006D1 DE69635006T DE69635006T DE69635006D1 DE 69635006 D1 DE69635006 D1 DE 69635006D1 DE 69635006 T DE69635006 T DE 69635006T DE 69635006 T DE69635006 T DE 69635006T DE 69635006 D1 DE69635006 D1 DE 69635006D1
Authority
DE
Germany
Prior art keywords
division multiplexing
message transmission
wavelength division
ring network
network
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
DE69635006T
Other languages
English (en)
Other versions
DE69635006T2 (de
Inventor
Alain Sutter
Andre Hamel
Laurent Blain
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.)
Gula Consulting LLC
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Application granted granted Critical
Publication of DE69635006D1 publication Critical patent/DE69635006D1/de
Publication of DE69635006T2 publication Critical patent/DE69635006T2/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
    • H04J14/0278—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
    • H04J14/0201—Add-and-drop multiplexing
    • 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
    • H04J14/029—Dedicated protection at the optical multiplex section (1+1)
    • 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
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • 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
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • 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
DE69635006T 1995-05-17 1996-05-14 Ringnetzwerk mit Wellenlängenmultiplexing zur Nachrichtenübertragung Expired - Lifetime DE69635006T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9505834A FR2734437B1 (fr) 1995-05-17 1995-05-17 Reseau en anneau de transmission d'informations multiplexees en longueur d'onde
FR9505834 1995-05-17

Publications (2)

Publication Number Publication Date
DE69635006D1 true DE69635006D1 (de) 2005-09-08
DE69635006T2 DE69635006T2 (de) 2006-06-08

Family

ID=9479066

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69635006T Expired - Lifetime DE69635006T2 (de) 1995-05-17 1996-05-14 Ringnetzwerk mit Wellenlängenmultiplexing zur Nachrichtenübertragung

Country Status (4)

Country Link
US (1) US5760934A (de)
EP (1) EP0743772B1 (de)
DE (1) DE69635006T2 (de)
FR (1) FR2734437B1 (de)

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FR2745453B1 (fr) * 1996-02-23 1998-04-03 Hamel Andre Systeme de surveillance d'un reseau en anneau multi-longueur d'onde
US5943150A (en) * 1996-09-30 1999-08-24 Regents Of The University Of California Massively parallel processor networks with optical express channels
JPH10126350A (ja) * 1996-10-15 1998-05-15 Nec Corp 光ネットワーク、光分岐挿入ノードおよび障害回復方式
JPH10173598A (ja) * 1996-12-09 1998-06-26 Fujitsu Ltd 光合分波装置及びこれを用いた光伝送システム
US5854698A (en) * 1997-02-10 1998-12-29 Lucent Technologies Inc. Repeaterless branch powered fiber optic communication system
FR2759834B1 (fr) * 1997-02-14 1999-03-26 France Telecom Reseau de transmission en anneau reconfigurable avec multiplexage en longueur d'onde pour liaisons semi-permanentes
EP0876018A3 (de) * 1997-02-21 2004-05-26 Siemens Aktiengesellschaft Verfahren und Anordnung zur Datanübertragung in einem Ringnetz
JP3039430B2 (ja) * 1997-03-28 2000-05-08 日本電気株式会社 光分岐挿入回路及び光伝送方法
FI112569B (fi) * 1997-05-13 2003-12-15 Nokia Corp Optinen add/drop-laite
JP3438765B2 (ja) * 1997-07-18 2003-08-18 Ｋｄｄｉ株式会社 光伝送システム及び光分岐ユニット
DE19731494C2 (de) * 1997-07-22 1999-05-27 Siemens Ag Verfahren und Anordnung zur Datenübertragung im Wellenlängenmultiplexverfahren in einem optischen Ringnetz
US6069719A (en) * 1997-07-30 2000-05-30 Ciena Corporation Dynamically reconfigurable optical add-drop multiplexers for WDM optical communication systems
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
US6075631A (en) * 1997-09-05 2000-06-13 Bell Communications Research, Inc. Hitless reconfiguration of a wavelength division multiplexed optical communication network
US6002503A (en) * 1997-10-23 1999-12-14 Ciena Corporation Optical add/drop multiplexer
US6154296A (en) * 1997-11-05 2000-11-28 Northern Telecom Limited Telecommunications network having shared protect capacity architecture
US6396852B1 (en) * 1997-11-18 2002-05-28 Jane Marie Simmons Ring bundling in the design of rings for telecommunications networks
CA2254606C (en) * 1997-11-28 2003-06-17 Nec Corporation Ring network for sharing protection resource by working communication paths
IT1296614B1 (it) * 1997-12-05 1999-07-14 Alsthom Cge Alcatel Sistema di verifica di funzionamento per reti di comunicazione in fibra ottica.
US6205158B1 (en) * 1997-12-19 2001-03-20 Nortel Networks Limited Network architectures with transparent transport capabilities
US6940810B1 (en) 1998-02-20 2005-09-06 Adc Telecommunications, Inc. Protection switching of virtual connections at the data link layer
US6915075B1 (en) * 1998-02-24 2005-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Protection of WDM-channels
US6233074B1 (en) * 1998-05-18 2001-05-15 3Com Corporation Ring networks utilizing wave division multiplexing
CA2242191A1 (en) 1998-06-30 1999-12-30 Northern Telecom Limited A large scale communications network having a fully meshed optical core transport network
JP3846045B2 (ja) * 1998-07-15 2006-11-15 株式会社デンソー 車両用盗難防止システム
US6567197B1 (en) 1998-10-20 2003-05-20 At&T Corp. Optical ring network architecture
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
FI108488B (fi) 1999-03-12 2002-01-31 Nokia Corp Optisessa tiedonsiirtoverkossa toteutettava dispersion kompensointi ja optinen tiedonsiirtoverkko
JP2002540700A (ja) * 1999-03-25 2002-11-26 クロマティス ネットワークス，インコーポレイテッド ネットワークにおける障害保護
US6141126A (en) * 1999-04-28 2000-10-31 3Com Corporation Wave division multiplexing based optical switch
US6466343B1 (en) 1999-04-28 2002-10-15 3Com Corporation System for assigning wavelengths in a wave division multiplexing based optical switch
US7272321B1 (en) 1999-05-10 2007-09-18 Alloptic, Inc. Passive optical network
US6947670B1 (en) 1999-06-30 2005-09-20 Lucent Technologies Inc. Optical add/drop arrangement for ring networks employing wavelength division multiplexing
US6628440B1 (en) 1999-07-07 2003-09-30 Spirent Communications Of Rockville, Inc. System for diverting an optical component signal from a multiplexed optical signal
GB2352104B (en) * 1999-07-15 2003-01-15 Marconi Comm Ltd Communications systems
US6968130B1 (en) * 1999-09-07 2005-11-22 Nokia Corporation System and method for fully utilizing available optical transmission spectrum in optical networks
US7386236B1 (en) 1999-09-27 2008-06-10 Alloptic, Inc. Multiple wavelength TDMA optical network
GB9925402D0 (en) * 1999-10-28 1999-12-29 Marconi Comm Ltd Method of communicating supervisory traffic and communication traffic in a communication system including add-drop filters
US6587235B1 (en) 1999-12-16 2003-07-01 At&T Corp. Method and apparatus for capacity-efficient restoration in an optical communication system
US6616349B1 (en) * 1999-12-20 2003-09-09 Corning Incorporated Two-fiber interconnected ring architecture
EP1161014A1 (de) * 2000-05-31 2001-12-05 PIRELLI CAVI E SISTEMI S.p.A. Selbstschützendes optisches Nachrichtenübertragungs-Ringnetzwerk
US6288811B1 (en) 2000-10-17 2001-09-11 Seneca Networks WDM optical communication system with channels supporting multiple data formats
US6288812B1 (en) 2000-11-03 2001-09-11 Seneca Networks Bidirectional WDM optical communication network with optical bridge between bidirectional optical waveguides
US6549312B2 (en) * 2001-05-09 2003-04-15 Sycamore Networks, Inc. Method for designing optical filter cards
US7037862B2 (en) 2001-06-13 2006-05-02 Micron Technology, Inc. Dielectric layer forming method and devices formed therewith
US7570886B1 (en) * 2003-03-14 2009-08-04 Afferton Thomas S Network with optical bandwidth on demand

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JPS5890839A (ja) * 1981-11-25 1983-05-30 Mitsubishi Electric Corp 光フアイバ多元接続通信方式
EP0452895B1 (de) * 1990-04-18 1996-07-03 Canon Kabushiki Kaisha Optisches Übertragungsnetzwerk und Übertragungsverfahren für dasselbe
DE59108605D1 (de) * 1990-08-29 1997-04-17 Siemens Ag Übertragungssystem für Zubringernetze in Kommunikationsnetzen
FR2707066A1 (en) * 1993-06-25 1994-12-30 France Telecom Interconnection loop with time-division and wavelength multiplexing
FR2718908B1 (fr) * 1994-04-13 1996-06-21 France Telecom Réseau de télécommunication organisé en boucles optiques multicolores reconfigurables.
US5625478A (en) * 1995-09-14 1997-04-29 Lucent Technologies Inc. Optically restorable WDM ring network using simple add/drop circuitry

Also Published As

Publication number Publication date
FR2734437A1 (fr) 1996-11-22
DE69635006T2 (de) 2006-06-08
EP0743772A1 (de) 1996-11-20
FR2734437B1 (fr) 1997-06-13
EP0743772B1 (de) 2005-08-03
US5760934A (en) 1998-06-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GULA CONSULTING LLC, DOVER, DEL., US