DE69130972T2 - System für Leitungsumschaltung - Google Patents

System für Leitungsumschaltung

Info

Publication number
DE69130972T2
DE69130972T2 DE69130972T DE69130972T DE69130972T2 DE 69130972 T2 DE69130972 T2 DE 69130972T2 DE 69130972 T DE69130972 T DE 69130972T DE 69130972 T DE69130972 T DE 69130972T DE 69130972 T2 DE69130972 T2 DE 69130972T2
Authority
DE
Germany
Prior art keywords
switching system
line switching
line
switching
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
DE69130972T
Other languages
English (en)
Other versions
DE69130972D1 (de
Inventor
Shigeki Satomi
Naoki Ono
Mami Oka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69130972D1 publication Critical patent/DE69130972D1/de
Application granted granted Critical
Publication of DE69130972T2 publication Critical patent/DE69130972T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
DE69130972T 1990-09-07 1991-09-05 System für Leitungsumschaltung Expired - Lifetime DE69130972T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2235511A JP2825630B2 (ja) 1990-09-07 1990-09-07 回線切替方式

Publications (2)

Publication Number Publication Date
DE69130972D1 DE69130972D1 (de) 1999-04-15
DE69130972T2 true DE69130972T2 (de) 1999-07-29

Family

ID=16987076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130972T Expired - Lifetime DE69130972T2 (de) 1990-09-07 1991-09-05 System für Leitungsumschaltung

Country Status (4)

Country Link
US (1) US5226037A (de)
EP (1) EP0475277B1 (de)
JP (1) JP2825630B2 (de)
DE (1) DE69130972T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2558012B2 (ja) * 1990-11-27 1996-11-27 富士通株式会社 通信回線バックアップ方式
JP3120157B2 (ja) * 1991-07-08 2000-12-25 株式会社日立製作所 環状論理通信路制御方法
JP3599364B2 (ja) * 1993-12-15 2004-12-08 富士通株式会社 ネットワーク装置
JP2633478B2 (ja) * 1994-09-16 1997-07-23 日本電気通信システム株式会社 局番状態及び回線状態による動的数字分析方式
DE69521101T2 (de) * 1994-10-31 2001-10-18 Ibm Gemeinsam genutzte virtuelle Platten mit anwendungstransparenter Wiedergewinnung
JPH08213128A (ja) * 1995-02-08 1996-08-20 Texas Instr Japan Ltd ソケット
JP3191707B2 (ja) * 1996-12-20 2001-07-23 日本電気株式会社 パス切替装置
US6038219A (en) * 1996-12-31 2000-03-14 Paradyne Corporation User-configurable frame relay network
EP0942544B1 (de) * 1998-02-19 2003-07-02 Alcatel Verfahren zur Erzeugung eines Verwaltungskanals in einem optischen Netzwerk, ein Leitungsabschluss, eine erste Netzabschlusskarte und eine zweite Netzabschlusskarte zur Durchführung des Verfahrens
US6609212B1 (en) * 2000-03-09 2003-08-19 International Business Machines Corporation Apparatus and method for sharing predictive failure information on a computer network
US7577088B2 (en) * 2003-01-17 2009-08-18 Adtran, Inc. System and method to backup communication occurring across a plurality of subscriber lines
US7392445B2 (en) * 2003-09-11 2008-06-24 International Business Machines Corporation Autonomic bus reconfiguration for fault conditions
US8914565B2 (en) * 2007-06-08 2014-12-16 Sap Ag Locking or loading an object node
WO2012153528A1 (ja) * 2011-05-11 2012-11-15 日本電気株式会社 障害通知システム、伝送装置及び障害通知方法
JP6281175B2 (ja) * 2012-12-07 2018-02-21 株式会社ジェイテクト Ｐｌｃ通信システム
JP6204058B2 (ja) * 2013-05-07 2017-09-27 株式会社ジェイテクト Ｐｌｃ通信システム
JP6253956B2 (ja) * 2013-11-15 2017-12-27 株式会社日立製作所 ネットワーク管理サーバおよび復旧方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309467A (en) * 1963-12-20 1967-03-14 Bell Telephone Labor Inc Switching system with routing control
JPS594909B2 (ja) * 1976-04-22 1984-02-01 日本電気株式会社 伝送網の回線切替方式
JPS60136443A (ja) * 1983-12-26 1985-07-19 Hitachi Ltd 網内パス切替方式
JPS63100843A (ja) * 1986-10-16 1988-05-02 Nippon Denso Co Ltd 通信制御機構
JPH07104840B2 (ja) * 1986-11-06 1995-11-13 株式会社日立製作所 分散システムのバツクアツプ方法
JPH0624365B2 (ja) * 1988-08-26 1994-03-30 株式会社日立製作所 回線切替方式
US4979118A (en) * 1989-03-10 1990-12-18 Gte Laboratories Incorporated Predictive access-control and routing system for integrated services telecommunication networks
GB8912090D0 (en) * 1989-05-25 1989-07-12 Bicc Plc Data networks

Also Published As

Publication number Publication date
JP2825630B2 (ja) 1998-11-18
EP0475277B1 (de) 1999-03-10
JPH04117741A (ja) 1992-04-17
DE69130972D1 (de) 1999-04-15
US5226037A (en) 1993-07-06
EP0475277A3 (de) 1995-01-04
EP0475277A2 (de) 1992-03-18

Similar Documents

Publication Publication Date Title
DE69124230T2 (de) Standortbestimmungssystem
DE69223483D1 (de) Schaltwagenanlage
DE69124971T2 (de) Vermittlungssystem mit identischen Vermittlungsstellen
DE69209050D1 (de) Schalttafel
DE69127774D1 (de) Wellenlängen-Zeit-Raummultiplex-Vermittlungssystem
DE69032348T2 (de) Objektbasiertes System
DE69123740T2 (de) Schalttafel
NO913998D0 (no) Undervanns-produksjonssystem
DE69128814T2 (de) Fernmeldesystem
DE69120779T2 (de) Schaltsteuerungssystem
DE69130972T2 (de) System für Leitungsumschaltung
DE69032349D1 (de) Objektbasiertes System
DE69032964T2 (de) Kontextumschaltungssystem
DE69124724T2 (de) Verteiltes Vermittlungssystem für Zellular-Kommunikation
DK64690D0 (da) Omkoblingssystem
FI930396A0 (fi) Bildlika system
DE69028638D1 (de) Bahnschaltungssystem
DE69228346T2 (de) Vermittlungsanlage für mobil-zellular Telefonsystem
DE69114370D1 (de) Gasisolierte Schaltvorrichtung.
NO964564D0 (no) Tid-svitsjesystem
FI93920B (fi) Liuoksen kaksoisannostelujärjestelmä
KR920001425U (ko) 릴레이
DE69025757T2 (de) Busarchitektur für Kommunikationssystem
IT9034409V0 (it) Block system
SE9002544D0 (sv) Telekommunikationssystem

Legal Events

Date Code Title Description
8364 No opposition during term of opposition