HK124096A - Circuit switching system for interconnecting logical links between packet switching networks - Google Patents

Circuit switching system for interconnecting logical links between packet switching networks

Info

Publication number
HK124096A
HK124096A HK124096A HK124096A HK124096A HK 124096 A HK124096 A HK 124096A HK 124096 A HK124096 A HK 124096A HK 124096 A HK124096 A HK 124096A HK 124096 A HK124096 A HK 124096A
Authority
HK
Hong Kong
Prior art keywords
switching system
logical
circuit switching
request
packet
Prior art date
Application number
HK124096A
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
Publication of HK124096A publication Critical patent/HK124096A/xx

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)
HK124096A 1988-12-28 1996-07-11 Circuit switching system for interconnecting logical links between packet switching networks HK124096A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
HK124096A true HK124096A (en) 1996-07-19

Family

ID=23118104

Family Applications (1)

Application Number Title Priority Date Filing Date
HK124096A HK124096A (en) 1988-12-28 1996-07-11 Circuit switching system for interconnecting logical links between packet switching networks

Country Status (7)

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

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
US7715364B2 (en) 2003-02-26 2010-05-11 Siemens Aktiengesellschaft Data sink/data source, data transmission device and data terminal device for a circuit-switched and packet-switched network

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
CA2001861C (fr) 1996-12-17
AU4709589A (en) 1990-07-05
EP0376543A2 (fr) 1990-07-04
ATE131990T1 (de) 1996-01-15
AU609653B2 (en) 1991-05-02
JPH02222341A (ja) 1990-09-05
EP0376543A3 (fr) 1992-07-01
JP2731007B2 (ja) 1998-03-25
DE68925193D1 (de) 1996-02-01
EP0376543B1 (fr) 1995-12-20
CA2001861A1 (fr) 1990-06-28
DE68925193T2 (de) 1996-05-09

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)