JPS5387107A - Information transmission system of circulation type - Google Patents

Information transmission system of circulation type

Info

Publication number
JPS5387107A
JPS5387107A JP161377A JP161377A JPS5387107A JP S5387107 A JPS5387107 A JP S5387107A JP 161377 A JP161377 A JP 161377A JP 161377 A JP161377 A JP 161377A JP S5387107 A JPS5387107 A JP S5387107A
Authority
JP
Japan
Prior art keywords
transmission system
information transmission
circulation type
plural number
trouble
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
JP161377A
Other languages
Japanese (ja)
Inventor
Yoshiaki Bandai
Koji Nishitani
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 JP161377A priority Critical patent/JPS5387107A/en
Publication of JPS5387107A publication Critical patent/JPS5387107A/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:By providing a plural number of data transmission stations onto a plural number of circulating transmission lines, the system operation during a trouble can be carried on and the troubled place is discriminated accurately, so that the function of switching information can be made reliable.
JP161377A 1977-01-11 1977-01-11 Information transmission system of circulation type Pending JPS5387107A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP161377A JPS5387107A (en) 1977-01-11 1977-01-11 Information transmission system of circulation type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP161377A JPS5387107A (en) 1977-01-11 1977-01-11 Information transmission system of circulation type

Publications (1)

Publication Number Publication Date
JPS5387107A true JPS5387107A (en) 1978-08-01

Family

ID=11506353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP161377A Pending JPS5387107A (en) 1977-01-11 1977-01-11 Information transmission system of circulation type

Country Status (1)

Country Link
JP (1) JPS5387107A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5640344A (en) * 1979-09-10 1981-04-16 Hitachi Ltd Loop transmission system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4894336A (en) * 1972-03-13 1973-12-05
JPS5022505A (en) * 1973-05-30 1975-03-11

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4894336A (en) * 1972-03-13 1973-12-05
JPS5022505A (en) * 1973-05-30 1975-03-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5640344A (en) * 1979-09-10 1981-04-16 Hitachi Ltd Loop transmission system
JPS5847111B2 (en) * 1979-09-10 1983-10-20 株式会社日立製作所 loop transmission system

Similar Documents

Publication Publication Date Title
JPS5387106A (en) Information transmission system of circulation type
JPS5387107A (en) Information transmission system of circulation type
JPS53123601A (en) Data transmission system
JPS5482102A (en) Data communication system
JPS5369512A (en) Data multiplying system on pcm data transmission
JPS5316505A (en) Error control system
JPS5310908A (en) Digital exchange system
JPS5318320A (en) Privacy communication system by facsimile
JPS522311A (en) Third-person levied system
JPS5341906A (en) Transmission system
JPS5222406A (en) Control system among information processing units
JPS53131712A (en) Hot-line connection system for automatic exchange
JPS533004A (en) Error check system for data transmission
JPS53141506A (en) Automatic answering telephone set
JPS547250A (en) Process computer control system
JPS54838A (en) Data transfer system
JPS5387134A (en) Information processing unit
JPS5287302A (en) Loop transmission system
JPS5336119A (en) Time-sharing series loop communication system
JPS52140203A (en) Information transmission system
JPS5384538A (en) Data transfer control system
JPS52115632A (en) Data transmission and indication system
JPS5390806A (en) Network selection control system
JPS5324209A (en) Transmission-reception connection system for automatic exchange un it
JPS5336402A (en) Cyclic data transmission system