JPS53139903A - Information transmission unit - Google Patents

Information transmission unit

Info

Publication number
JPS53139903A
JPS53139903A JP5513977A JP5513977A JPS53139903A JP S53139903 A JPS53139903 A JP S53139903A JP 5513977 A JP5513977 A JP 5513977A JP 5513977 A JP5513977 A JP 5513977A JP S53139903 A JPS53139903 A JP S53139903A
Authority
JP
Japan
Prior art keywords
transmission unit
information transmission
check
conditional change
monitor
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
JP5513977A
Other languages
Japanese (ja)
Inventor
Kazuyoshi Akatsuka
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP5513977A priority Critical patent/JPS53139903A/en
Publication of JPS53139903A publication Critical patent/JPS53139903A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H04Q9/14—Calling by using pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Small-Scale Networks (AREA)

Abstract

PURPOSE:To enable for the central monitor station to monitor the data for an arbitrary station even with no conditional change of monitored stations present and to check the line check at all times, by changing the synchronous code at conditional change.
JP5513977A 1977-05-12 1977-05-12 Information transmission unit Pending JPS53139903A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5513977A JPS53139903A (en) 1977-05-12 1977-05-12 Information transmission unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5513977A JPS53139903A (en) 1977-05-12 1977-05-12 Information transmission unit

Publications (1)

Publication Number Publication Date
JPS53139903A true JPS53139903A (en) 1978-12-06

Family

ID=12990436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5513977A Pending JPS53139903A (en) 1977-05-12 1977-05-12 Information transmission unit

Country Status (1)

Country Link
JP (1) JPS53139903A (en)

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