JPS5220711A - Electronic exchange control system - Google Patents

Electronic exchange control system

Info

Publication number
JPS5220711A
JPS5220711A JP9671975A JP9671975A JPS5220711A JP S5220711 A JPS5220711 A JP S5220711A JP 9671975 A JP9671975 A JP 9671975A JP 9671975 A JP9671975 A JP 9671975A JP S5220711 A JPS5220711 A JP S5220711A
Authority
JP
Japan
Prior art keywords
control system
exchange control
electronic exchange
econmical
constitution
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.)
Granted
Application number
JP9671975A
Other languages
Japanese (ja)
Other versions
JPS5724998B2 (en
Inventor
Akio Shoda
Yoshiya Kono
Sotaro Hiroshima
Kotaro Doke
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
Priority to JP9671975A priority Critical patent/JPS5220711A/en
Publication of JPS5220711A publication Critical patent/JPS5220711A/en
Publication of JPS5724998B2 publication Critical patent/JPS5724998B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored program

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)

Abstract

PURPOSE:Econmical constitution of the electronic switch-board in the stored program control system.
JP9671975A 1975-08-11 1975-08-11 Electronic exchange control system Granted JPS5220711A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9671975A JPS5220711A (en) 1975-08-11 1975-08-11 Electronic exchange control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9671975A JPS5220711A (en) 1975-08-11 1975-08-11 Electronic exchange control system

Publications (2)

Publication Number Publication Date
JPS5220711A true JPS5220711A (en) 1977-02-16
JPS5724998B2 JPS5724998B2 (en) 1982-05-27

Family

ID=14172537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9671975A Granted JPS5220711A (en) 1975-08-11 1975-08-11 Electronic exchange control system

Country Status (1)

Country Link
JP (1) JPS5220711A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429506A (en) * 1977-08-08 1979-03-05 Nec Corp Decentralized control system in automatic exchangers
JPS6363297A (en) * 1986-09-03 1988-03-19 Nec Corp Data memory control system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50153812A (en) * 1974-05-30 1975-12-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50153812A (en) * 1974-05-30 1975-12-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429506A (en) * 1977-08-08 1979-03-05 Nec Corp Decentralized control system in automatic exchangers
JPS6363297A (en) * 1986-09-03 1988-03-19 Nec Corp Data memory control system

Also Published As

Publication number Publication date
JPS5724998B2 (en) 1982-05-27

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