DE69129968D1 - Weglenkungsvermittlungssystem für Fernmeldenetzwerk - Google Patents

Weglenkungsvermittlungssystem für Fernmeldenetzwerk

Info

Publication number
DE69129968D1
DE69129968D1 DE69129968T DE69129968T DE69129968D1 DE 69129968 D1 DE69129968 D1 DE 69129968D1 DE 69129968 T DE69129968 T DE 69129968T DE 69129968 T DE69129968 T DE 69129968T DE 69129968 D1 DE69129968 D1 DE 69129968D1
Authority
DE
Germany
Prior art keywords
telecommunications network
switching system
routing switching
routing
telecommunications
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
DE69129968T
Other languages
English (en)
Other versions
DE69129968T2 (de
Inventor
Komine Hiroaki
Chujo Takafumi
Soejima Tetsuo
Miyazaki Keiji
Ogura Takao
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 DE69129968D1 publication Critical patent/DE69129968D1/de
Publication of DE69129968T2 publication Critical patent/DE69129968T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1515—Non-blocking multistage, e.g. Clos
    • H04L49/153—ATM switching fabrics having parallel switch planes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/55—Prevention, detection or correction of errors
    • 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
    • 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
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5649—Cell delay or jitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/25—Routing or path finding in a switch fabric
DE69129968T 1990-11-09 1991-11-07 Weglenkungsvermittlungssystem für Fernmeldenetzwerk Expired - Fee Related DE69129968T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30255790A JP2868609B2 (ja) 1990-11-09 1990-11-09 通信ネットワークにおける経路切替方式

Publications (2)

Publication Number Publication Date
DE69129968D1 true DE69129968D1 (de) 1998-09-17
DE69129968T2 DE69129968T2 (de) 1999-01-28

Family

ID=17910414

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129968T Expired - Fee Related DE69129968T2 (de) 1990-11-09 1991-11-07 Weglenkungsvermittlungssystem für Fernmeldenetzwerk

Country Status (5)

Country Link
US (1) US5268897A (de)
EP (1) EP0484940B1 (de)
JP (1) JP2868609B2 (de)
CA (1) CA2055242C (de)
DE (1) DE69129968T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5446924A (en) * 1993-05-03 1995-08-29 Motorola, Inc. Method for assuring data integrity during a repeater transition
US5479396A (en) * 1993-09-07 1995-12-26 Nec Corporation Redundant system having signal path operation function
FI98772C (fi) * 1994-02-28 1997-08-11 Nokia Telecommunications Oy Menetelmä pakettimuotoisen datayhteyden reitin vaihtamiseksi
FI95637C (fi) * 1994-02-28 1996-02-26 Nokia Telecommunications Oy Menetelmä pakettimuotoisen datayhteyden reitin vaihtamiseksi
DE4416718C2 (de) * 1994-05-11 1997-08-21 Siemens Ag Schaltungsanordnung zum störungsfreien Umleiten eines Nachrichtenzellenstromes auf einen Ersatzweg
EP0700229B1 (de) * 1994-08-22 2006-06-28 Fujitsu Limited Verbindungsloses Kommunikationssystem, Testmethode und Intra-Station-Steuerungssystem
US5585850A (en) * 1994-10-31 1996-12-17 Schwaller; John Adaptive distribution system for transmitting wideband video data over narrowband multichannel wireless communication system
US5535191A (en) * 1995-06-28 1996-07-09 Seiko Communications Systems, Inc. Method and apparatus for switching between redundant hardware in a wireless data communication system
US5896511A (en) * 1995-07-19 1999-04-20 Fujitsu Network Communications, Inc. Method and apparatus for providing buffer state flow control at the link level in addition to flow control on a per-connection basis
FR2737371A1 (fr) * 1995-07-26 1997-01-31 Trt Telecom Radio Electr Securisation par doublement d'au moins certaines voies logiques dans un reseau de telecommunications
US5898671A (en) * 1995-09-14 1999-04-27 Fujitsu Network Communications, Inc. Transmitter controlled flow control for buffer allocation in wide area ATM networks
US5991298A (en) * 1996-01-16 1999-11-23 Fujitsu Network Communications, Inc. Reliable and flexible multicast mechanism for ATM networks
US5748905A (en) * 1996-08-30 1998-05-05 Fujitsu Network Communications, Inc. Frame classification using classification keys
US7054263B1 (en) * 2000-10-16 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Synchronous change of switchplane
US7906307B2 (en) 2003-12-24 2011-03-15 Danisco A/S Variant lipid acyltransferases and methods of making
JP5338915B2 (ja) * 2009-11-19 2013-11-13 日本電気株式会社 伝送システム、伝送方法、および通信装置
EP2557726B1 (de) * 2010-04-09 2021-04-28 Nec Corporation Übertragungssystem
JP6519162B2 (ja) * 2014-12-04 2019-05-29 富士通株式会社 伝送システム、伝送システムにおける伝送時間差測定方法、及び、ノード

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733296A (en) * 1956-01-31 Automatic line switching circuits
NL6402192A (de) * 1964-03-05 1965-09-06
US3500319A (en) * 1967-12-06 1970-03-10 Nederlanden Staat Apparatus to prevent loss of information in automatic channel switching device
JPS5815341A (ja) * 1981-07-22 1983-01-28 Nec Corp 送信ダイバーシティ信号の送信方法および装置
US4679189A (en) * 1985-11-27 1987-07-07 American Telephone And Telegraph Company Alternate routing arrangement
EP0234191B1 (de) * 1986-01-09 1993-12-29 Nec Corporation Paketvermitteltes Fernmeldenetz mit parallelen virtuellen Verbindungen zur Umweglenkung von Nachrichtenpaketen
JP2611805B2 (ja) * 1988-05-13 1997-05-21 日本電信電話株式会社 伝送路切替方式
JP2594132B2 (ja) * 1988-09-22 1997-03-26 日本電信電話株式会社 回線切換方式

Also Published As

Publication number Publication date
EP0484940A3 (en) 1994-09-28
CA2055242C (en) 1995-02-14
CA2055242A1 (en) 1992-05-10
EP0484940B1 (de) 1998-08-12
JP2868609B2 (ja) 1999-03-10
DE69129968T2 (de) 1999-01-28
US5268897A (en) 1993-12-07
EP0484940A2 (de) 1992-05-13
JPH04176230A (ja) 1992-06-23

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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