JPS52102607A - Remote device control system - Google Patents

Remote device control system

Info

Publication number
JPS52102607A
JPS52102607A JP1897776A JP1897776A JPS52102607A JP S52102607 A JPS52102607 A JP S52102607A JP 1897776 A JP1897776 A JP 1897776A JP 1897776 A JP1897776 A JP 1897776A JP S52102607 A JPS52102607 A JP S52102607A
Authority
JP
Japan
Prior art keywords
remote device
control system
device control
trouble
central station
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.)
Pending
Application number
JP1897776A
Other languages
Japanese (ja)
Inventor
Yoshiaki Tokita
Shozo Numakura
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 JP1897776A priority Critical patent/JPS52102607A/en
Publication of JPS52102607A publication Critical patent/JPS52102607A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Selective Calling Equipment (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Abstract

PURPOSE:To continue communication even when trouble has occurred in one line between the central station and a remote device in a switching network, by permitting the central station to control the remote device through any of plural lines between tehm and, in such trouble, utilizing the remaining transmission lines.
JP1897776A 1976-02-25 1976-02-25 Remote device control system Pending JPS52102607A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1897776A JPS52102607A (en) 1976-02-25 1976-02-25 Remote device control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1897776A JPS52102607A (en) 1976-02-25 1976-02-25 Remote device control system

Publications (1)

Publication Number Publication Date
JPS52102607A true JPS52102607A (en) 1977-08-29

Family

ID=11986676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1897776A Pending JPS52102607A (en) 1976-02-25 1976-02-25 Remote device control system

Country Status (1)

Country Link
JP (1) JPS52102607A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5693497A (en) * 1979-12-27 1981-07-29 Fujitsu Ltd Line concentration stage channel device
JPS61295800A (en) * 1985-06-24 1986-12-26 Nec Corp Remote station control system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5693497A (en) * 1979-12-27 1981-07-29 Fujitsu Ltd Line concentration stage channel device
JPS61295800A (en) * 1985-06-24 1986-12-26 Nec Corp Remote station control system

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