ATE131990T1 - Durchschaltvermittlungssystem zum zusammenschalten logischer verbindungen zwischen paketvermittlungsnetzen - Google Patents

Durchschaltvermittlungssystem zum zusammenschalten logischer verbindungen zwischen paketvermittlungsnetzen

Info

Publication number
ATE131990T1
ATE131990T1 AT89313007T AT89313007T ATE131990T1 AT E131990 T1 ATE131990 T1 AT E131990T1 AT 89313007 T AT89313007 T AT 89313007T AT 89313007 T AT89313007 T AT 89313007T AT E131990 T1 ATE131990 T1 AT E131990T1
Authority
AT
Austria
Prior art keywords
logical
switching system
request
circuit switching
logical channel
Prior art date
Application number
AT89313007T
Other languages
English (en)
Inventor
Bruce Merrill Bales
Paul Eugene Miller
Original Assignee
At & T Corp
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 At & T Corp filed Critical At & T Corp
Application granted granted Critical
Publication of ATE131990T1 publication Critical patent/ATE131990T1/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034—A/D conversion, code compression/expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1305—Software aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13106—Microprocessor, CPU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13174—Data transmission, file transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13204—Protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13205—Primary rate access, PRI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13209—ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13213—Counting, timing circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13216—Code signals, frame structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13292—Time division multiplexing, TDM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13367—Hierarchical multiplexing, add-drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1338—Inter-exchange connection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13386—Line concentrator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13399—Virtual channel/circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
AT89313007T 1988-12-28 1989-12-13 Durchschaltvermittlungssystem zum zusammenschalten logischer verbindungen zwischen paketvermittlungsnetzen ATE131990T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29093088A 1988-12-28 1988-12-28

Publications (1)

Publication Number Publication Date
ATE131990T1 true ATE131990T1 (de) 1996-01-15

Family

ID=23118104

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89313007T ATE131990T1 (de) 1988-12-28 1989-12-13 Durchschaltvermittlungssystem zum zusammenschalten logischer verbindungen zwischen paketvermittlungsnetzen

Country Status (7)

Country Link
EP (1) EP0376543B1 (de)
JP (1) JP2731007B2 (de)
AT (1) ATE131990T1 (de)
AU (1) AU609653B2 (de)
CA (1) CA2001861C (de)
DE (1) DE68925193T2 (de)
HK (1) HK124096A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU614246B2 (en) * 1988-07-11 1991-08-22 Nec Infrontia Corporation Packet switching system for a distributed processing isdn switch
US5381405A (en) * 1993-03-18 1995-01-10 At&T Corp. Communications access network routing
US5386417A (en) * 1993-03-18 1995-01-31 At&T Corp. Method and apparatus for establishing connections in a communications access network
CN1698327B (zh) 2003-02-26 2011-09-07 西门子公司 线路交换网络和分组交换网络的数据接收点/数据源、数据传输装置和数据终端装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5944140A (ja) * 1982-09-06 1984-03-12 Nec Corp 音声・デ−タ多重化伝送方式
US4556972A (en) * 1983-12-27 1985-12-03 At&T Bell Laboratories Arrangement for routing data packets through a circuit switch
US4608684A (en) * 1984-03-26 1986-08-26 Itt Corporation Digital switching systems employing multi-channel frame association apparatus
US4819228A (en) * 1984-10-29 1989-04-04 Stratacom Inc. Synchronous packet voice/data communication system
US4656627A (en) * 1984-11-21 1987-04-07 At&T Company Multiphase packet switching system
US4723238A (en) * 1986-03-24 1988-02-02 American Telephone And Telegraph Company Interface circuit for interconnecting circuit switched and packet switched systems

Also Published As

Publication number Publication date
CA2001861A1 (en) 1990-06-28
EP0376543B1 (de) 1995-12-20
JPH02222341A (ja) 1990-09-05
HK124096A (en) 1996-07-19
DE68925193T2 (de) 1996-05-09
AU4709589A (en) 1990-07-05
EP0376543A3 (de) 1992-07-01
CA2001861C (en) 1996-12-17
EP0376543A2 (de) 1990-07-04
JP2731007B2 (ja) 1998-03-25
DE68925193D1 (de) 1996-02-01
AU609653B2 (en) 1991-05-02

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee