JPS5438704A - Loop-type data transmission device - Google Patents

Loop-type data transmission device

Info

Publication number
JPS5438704A
JPS5438704A JP10479377A JP10479377A JPS5438704A JP S5438704 A JPS5438704 A JP S5438704A JP 10479377 A JP10479377 A JP 10479377A JP 10479377 A JP10479377 A JP 10479377A JP S5438704 A JPS5438704 A JP S5438704A
Authority
JP
Japan
Prior art keywords
loop
transmission device
type data
data transmission
transmission
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
JP10479377A
Other languages
Japanese (ja)
Inventor
Kenji Kikuchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP10479377A priority Critical patent/JPS5438704A/en
Publication of JPS5438704A publication Critical patent/JPS5438704A/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)
  • Small-Scale Networks (AREA)

Abstract

PURPOSE:To ensure the data transfer by enhancing the using efficiency of two pieces of transmission lines of the loop-type data transmission device and also using the other normal transmission line in case one of the two transmission lines has some fault.
JP10479377A 1977-09-02 1977-09-02 Loop-type data transmission device Pending JPS5438704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10479377A JPS5438704A (en) 1977-09-02 1977-09-02 Loop-type data transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10479377A JPS5438704A (en) 1977-09-02 1977-09-02 Loop-type data transmission device

Publications (1)

Publication Number Publication Date
JPS5438704A true JPS5438704A (en) 1979-03-23

Family

ID=14390323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10479377A Pending JPS5438704A (en) 1977-09-02 1977-09-02 Loop-type data transmission device

Country Status (1)

Country Link
JP (1) JPS5438704A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652951A (en) * 1979-10-08 1981-05-12 Japanese National Railways<Jnr> Data transmission system
JPS5679549A (en) * 1979-12-03 1981-06-30 Hitachi Ltd Loop type data highway system
JPS5853857U (en) * 1981-10-09 1983-04-12 三菱電機株式会社 starter
JPS5863361U (en) * 1981-10-24 1983-04-28 三菱電機株式会社 Starter with planetary gear reducer
JPS5867977U (en) * 1981-10-30 1983-05-09 三菱電機株式会社 starter
JPS5870463U (en) * 1981-11-07 1983-05-13 三菱電機株式会社 starting motor
JPS5870462U (en) * 1981-11-07 1983-05-13 三菱電機株式会社 starting motor
JPS5875957U (en) * 1981-11-17 1983-05-23 三菱電機株式会社 Starting motor with planetary gear reduction device
JPS59194571U (en) * 1983-06-13 1984-12-24 国産電機株式会社 Engine with electric starter
JPS6374049U (en) * 1986-10-28 1988-05-17

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044702A (en) * 1973-07-25 1975-04-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044702A (en) * 1973-07-25 1975-04-22

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652951A (en) * 1979-10-08 1981-05-12 Japanese National Railways<Jnr> Data transmission system
JPS5814106B2 (en) * 1979-10-08 1983-03-17 日本国有鉄道 Data transmission method
JPS5679549A (en) * 1979-12-03 1981-06-30 Hitachi Ltd Loop type data highway system
JPS5853857U (en) * 1981-10-09 1983-04-12 三菱電機株式会社 starter
JPS5863361U (en) * 1981-10-24 1983-04-28 三菱電機株式会社 Starter with planetary gear reducer
JPS5867977U (en) * 1981-10-30 1983-05-09 三菱電機株式会社 starter
JPS6332367Y2 (en) * 1981-10-30 1988-08-29
JPS5870463U (en) * 1981-11-07 1983-05-13 三菱電機株式会社 starting motor
JPS5870462U (en) * 1981-11-07 1983-05-13 三菱電機株式会社 starting motor
JPS5875957U (en) * 1981-11-17 1983-05-23 三菱電機株式会社 Starting motor with planetary gear reduction device
JPS59194571U (en) * 1983-06-13 1984-12-24 国産電機株式会社 Engine with electric starter
JPS6374049U (en) * 1986-10-28 1988-05-17

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