JPS6136421B2 - - Google Patents

Info

Publication number
JPS6136421B2
JPS6136421B2 JP54164828A JP16482879A JPS6136421B2 JP S6136421 B2 JPS6136421 B2 JP S6136421B2 JP 54164828 A JP54164828 A JP 54164828A JP 16482879 A JP16482879 A JP 16482879A JP S6136421 B2 JPS6136421 B2 JP S6136421B2
Authority
JP
Japan
Prior art keywords
line
station
transmission
frame
control
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.)
Expired
Application number
JP54164828A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5689150A (en
Inventor
Masahiro Takahashi
Takushi Hamada
Hitoshi Fushimi
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 JP16482879A priority Critical patent/JPS5689150A/ja
Priority to US06/215,842 priority patent/US4416008A/en
Publication of JPS5689150A publication Critical patent/JPS5689150A/ja
Publication of JPS6136421B2 publication Critical patent/JPS6136421B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • 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
    • H04L12/423—Loop networks with centralised control, e.g. polling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
JP16482879A 1979-12-20 1979-12-20 Line control method for duplex data highway system Granted JPS5689150A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP16482879A JPS5689150A (en) 1979-12-20 1979-12-20 Line control method for duplex data highway system
US06/215,842 US4416008A (en) 1979-12-20 1980-12-12 Dual loop type data highway system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16482879A JPS5689150A (en) 1979-12-20 1979-12-20 Line control method for duplex data highway system

Publications (2)

Publication Number Publication Date
JPS5689150A JPS5689150A (en) 1981-07-20
JPS6136421B2 true JPS6136421B2 (en, 2012) 1986-08-18

Family

ID=15800687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16482879A Granted JPS5689150A (en) 1979-12-20 1979-12-20 Line control method for duplex data highway system

Country Status (2)

Country Link
US (1) US4416008A (en, 2012)
JP (1) JPS5689150A (en, 2012)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169450A (en) * 1980-05-30 1981-12-26 Agency Of Ind Science & Technol Double hair pin type network system
US4501021A (en) * 1982-05-03 1985-02-19 General Signal Corporation Fiber optic data highway
JPS59209927A (ja) * 1983-05-06 1984-11-28 デンプスタ−・システムズ・インコ−ポレイテツド トラツク又はトレ−ラ型式の自動車用ホイスト機構
JPS61181235A (ja) * 1985-02-06 1986-08-13 Nec Corp デ−タ切替方式
JPS6328151A (ja) * 1986-07-22 1988-02-05 Yamatake Honeywell Co Ltd 多重ル−プ伝送系の切替装置
JPH0817396B2 (ja) * 1987-03-30 1996-02-21 株式会社東芝 光化デ−タ伝送方法及び装置
JPH0817397B2 (ja) * 1987-05-14 1996-02-21 日本電気株式会社 ベ−スバンドスイッチ回路
US5311501A (en) * 1991-03-15 1994-05-10 Fujitsu Limited Routing system for linear add-drop multiplexer
DE69116676D1 (de) * 1991-03-27 1996-03-07 Ibm Einfüge- und Entfernungssignalisierung in LAN Systemen
US5349583A (en) * 1991-08-16 1994-09-20 International Business Machines Corporation Multi-channel token ring
JPH05122222A (ja) * 1991-10-23 1993-05-18 Fujitsu Ltd 監視制御網における通信制御方式
JP4991254B2 (ja) * 2006-11-17 2012-08-01 株式会社東芝 二重リング・ネットワークの通信制御方法及び二重リング・ネットワークの伝送局

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1229149A (en, 2012) * 1969-07-28 1971-04-21
US3732374A (en) * 1970-12-31 1973-05-08 Ibm Communication system and method

Also Published As

Publication number Publication date
US4416008A (en) 1983-11-15
JPS5689150A (en) 1981-07-20

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