DE68925193T2 - Durchschaltvermittlungssystem zum Zusammenschalten logischer Verbindungen zwischen Paketvermittlungsnetzen - Google Patents

Durchschaltvermittlungssystem zum Zusammenschalten logischer Verbindungen zwischen Paketvermittlungsnetzen

Info

Publication number
DE68925193T2
DE68925193T2 DE68925193T DE68925193T DE68925193T2 DE 68925193 T2 DE68925193 T2 DE 68925193T2 DE 68925193 T DE68925193 T DE 68925193T DE 68925193 T DE68925193 T DE 68925193T DE 68925193 T2 DE68925193 T2 DE 68925193T2
Authority
DE
Germany
Prior art keywords
switching system
logical
circuit switching
request
packet
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
DE68925193T
Other languages
English (en)
Other versions
DE68925193D1 (de
Inventor
Bruce Merrill Bales
Paul Eugene Miller
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.)
AT&T Corp
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 DE68925193D1 publication Critical patent/DE68925193D1/de
Publication of DE68925193T2 publication Critical patent/DE68925193T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE68925193T 1988-12-28 1989-12-13 Durchschaltvermittlungssystem zum Zusammenschalten logischer Verbindungen zwischen Paketvermittlungsnetzen Expired - Fee Related DE68925193T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE68925193D1 DE68925193D1 (de) 1996-02-01
DE68925193T2 true DE68925193T2 (de) 1996-05-09

Family

ID=23118104

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925193T Expired - Fee Related DE68925193T2 (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
US5386417A (en) * 1993-03-18 1995-01-31 At&T Corp. Method and apparatus for establishing connections in a communications access network
US5381405A (en) * 1993-03-18 1995-01-10 At&T Corp. Communications access network routing
CN102035759B (zh) * 2003-02-26 2013-09-25 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、数据处理/数据传输设备和数据终端装置

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
EP0376543B1 (de) 1995-12-20
EP0376543A3 (de) 1992-07-01
HK124096A (en) 1996-07-19
JPH02222341A (ja) 1990-09-05
AU609653B2 (en) 1991-05-02
EP0376543A2 (de) 1990-07-04
ATE131990T1 (de) 1996-01-15
CA2001861C (en) 1996-12-17
DE68925193D1 (de) 1996-02-01
AU4709589A (en) 1990-07-05
JP2731007B2 (ja) 1998-03-25
CA2001861A1 (en) 1990-06-28

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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