JPS5787648A - Data transmission controller - Google Patents

Data transmission controller

Info

Publication number
JPS5787648A
JPS5787648A JP55164349A JP16434980A JPS5787648A JP S5787648 A JPS5787648 A JP S5787648A JP 55164349 A JP55164349 A JP 55164349A JP 16434980 A JP16434980 A JP 16434980A JP S5787648 A JPS5787648 A JP S5787648A
Authority
JP
Japan
Prior art keywords
transmission line
signal
line
transmission
timer
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
JP55164349A
Other languages
English (en)
Japanese (ja)
Other versions
JPS647710B2 (enrdf_load_stackoverflow
Inventor
Masahiro Tada
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 JP55164349A priority Critical patent/JPS5787648A/ja
Publication of JPS5787648A publication Critical patent/JPS5787648A/ja
Publication of JPS647710B2 publication Critical patent/JPS647710B2/ja
Granted 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)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP55164349A 1980-11-21 1980-11-21 Data transmission controller Granted JPS5787648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55164349A JPS5787648A (en) 1980-11-21 1980-11-21 Data transmission controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55164349A JPS5787648A (en) 1980-11-21 1980-11-21 Data transmission controller

Publications (2)

Publication Number Publication Date
JPS5787648A true JPS5787648A (en) 1982-06-01
JPS647710B2 JPS647710B2 (enrdf_load_stackoverflow) 1989-02-09

Family

ID=15791470

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55164349A Granted JPS5787648A (en) 1980-11-21 1980-11-21 Data transmission controller

Country Status (1)

Country Link
JP (1) JPS5787648A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59224937A (ja) * 1983-06-03 1984-12-17 Nec Corp ル−プデ−タ伝送装置
JPS61148940A (ja) * 1984-12-24 1986-07-07 Hitachi Ltd 列車制御用データ伝送ネットワーク
JPS63238734A (ja) * 1987-03-26 1988-10-04 Nec Corp デ−タ伝送装置立上げ時におけるル−プ組込み方式
JPH07212386A (ja) * 1994-01-10 1995-08-11 Fujitsu Ltd 信号線切替え回路

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59224937A (ja) * 1983-06-03 1984-12-17 Nec Corp ル−プデ−タ伝送装置
JPS61148940A (ja) * 1984-12-24 1986-07-07 Hitachi Ltd 列車制御用データ伝送ネットワーク
JPS63238734A (ja) * 1987-03-26 1988-10-04 Nec Corp デ−タ伝送装置立上げ時におけるル−プ組込み方式
JPH07212386A (ja) * 1994-01-10 1995-08-11 Fujitsu Ltd 信号線切替え回路

Also Published As

Publication number Publication date
JPS647710B2 (enrdf_load_stackoverflow) 1989-02-09

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