JPS54508A - Spare system for exchange control system - Google Patents

Spare system for exchange control system

Info

Publication number
JPS54508A
JPS54508A JP6461677A JP6461677A JPS54508A JP S54508 A JPS54508 A JP S54508A JP 6461677 A JP6461677 A JP 6461677A JP 6461677 A JP6461677 A JP 6461677A JP S54508 A JPS54508 A JP S54508A
Authority
JP
Japan
Prior art keywords
exchange control
spare
control system
shunting
coincidence
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
JP6461677A
Other languages
Japanese (ja)
Other versions
JPS6015181B2 (en
Inventor
Yoshitsugu Watanabe
Takehiko Yamaguchi
Teruo Tsukamoto
Hideo Inoue
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP52064616A priority Critical patent/JPS6015181B2/en
Publication of JPS54508A publication Critical patent/JPS54508A/en
Publication of JPS6015181B2 publication Critical patent/JPS6015181B2/en
Expired 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 programme
    • H04Q3/54541—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 programme using multi-processor systems
    • H04Q3/5455—Multi-processor, parallelism, distributed systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Hardware Redundancy (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)

Abstract

PURPOSE:To reduce the coincidence of the timing for synchronous operation and to make easy the shunting of processing information, by providing a crossing circuit constituted with a buffer memory between module processors.
JP52064616A 1977-06-03 1977-06-03 Exchange control system backup method Expired JPS6015181B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52064616A JPS6015181B2 (en) 1977-06-03 1977-06-03 Exchange control system backup method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52064616A JPS6015181B2 (en) 1977-06-03 1977-06-03 Exchange control system backup method

Publications (2)

Publication Number Publication Date
JPS54508A true JPS54508A (en) 1979-01-05
JPS6015181B2 JPS6015181B2 (en) 1985-04-18

Family

ID=13263361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52064616A Expired JPS6015181B2 (en) 1977-06-03 1977-06-03 Exchange control system backup method

Country Status (1)

Country Link
JP (1) JPS6015181B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5599896A (en) * 1979-01-23 1980-07-30 Nec Corp Time sharing communication path system
JPS58112491A (en) * 1981-12-24 1983-07-04 Mitsui Eng & Shipbuild Co Ltd Simultaneously operating method for plural driving machines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5599896A (en) * 1979-01-23 1980-07-30 Nec Corp Time sharing communication path system
JPS58112491A (en) * 1981-12-24 1983-07-04 Mitsui Eng & Shipbuild Co Ltd Simultaneously operating method for plural driving machines

Also Published As

Publication number Publication date
JPS6015181B2 (en) 1985-04-18

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