JPS53130904A - Data transmitter - Google Patents

Data transmitter

Info

Publication number
JPS53130904A
JPS53130904A JP3544478A JP3544478A JPS53130904A JP S53130904 A JPS53130904 A JP S53130904A JP 3544478 A JP3544478 A JP 3544478A JP 3544478 A JP3544478 A JP 3544478A JP S53130904 A JPS53130904 A JP S53130904A
Authority
JP
Japan
Prior art keywords
data transmitter
bypassing
failures
disconnecting
enable
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
JP3544478A
Other languages
Japanese (ja)
Inventor
Hiroshi Matsumoto
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 JP3544478A priority Critical patent/JPS53130904A/en
Publication of JPS53130904A publication Critical patent/JPS53130904A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/437—Ring fault isolation or reconfiguration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Small-Scale Networks (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

PURPOSE:To enable to perform maintenance work without disconnecting the data delivery bus when bypassing is required due to failures, by providing connection terminals for test units.
JP3544478A 1978-03-29 1978-03-29 Data transmitter Pending JPS53130904A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3544478A JPS53130904A (en) 1978-03-29 1978-03-29 Data transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3544478A JPS53130904A (en) 1978-03-29 1978-03-29 Data transmitter

Publications (1)

Publication Number Publication Date
JPS53130904A true JPS53130904A (en) 1978-11-15

Family

ID=12441995

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3544478A Pending JPS53130904A (en) 1978-03-29 1978-03-29 Data transmitter

Country Status (1)

Country Link
JP (1) JPS53130904A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16

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