JPS5372403A - Loop communication system - Google Patents

Loop communication system

Info

Publication number
JPS5372403A
JPS5372403A JP14778476A JP14778476A JPS5372403A JP S5372403 A JPS5372403 A JP S5372403A JP 14778476 A JP14778476 A JP 14778476A JP 14778476 A JP14778476 A JP 14778476A JP S5372403 A JPS5372403 A JP S5372403A
Authority
JP
Japan
Prior art keywords
communication system
loop communication
loop
disabling
advance
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
JP14778476A
Other languages
Japanese (ja)
Inventor
Toshiharu Naito
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 JP14778476A priority Critical patent/JPS5372403A/en
Publication of JPS5372403A publication Critical patent/JPS5372403A/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 prevent the system down at disabling for the operation of control station, by setting the order of transfer to each terminal in advance.
JP14778476A 1976-12-10 1976-12-10 Loop communication system Pending JPS5372403A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14778476A JPS5372403A (en) 1976-12-10 1976-12-10 Loop communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14778476A JPS5372403A (en) 1976-12-10 1976-12-10 Loop communication system

Publications (1)

Publication Number Publication Date
JPS5372403A true JPS5372403A (en) 1978-06-27

Family

ID=15438108

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14778476A Pending JPS5372403A (en) 1976-12-10 1976-12-10 Loop communication system

Country Status (1)

Country Link
JP (1) JPS5372403A (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573158A (en) * 1978-11-27 1980-06-02 Nec Corp Polling control system
JPS56100547A (en) * 1980-01-17 1981-08-12 Toshiba Corp Data transmission system
JPS5761350A (en) * 1980-09-30 1982-04-13 Anritsu Corp Automatic monitor system of circuit
JPS58141057A (en) * 1982-02-16 1983-08-22 Mitsubishi Electric Corp Loop network transmitter
JPS58164353A (en) * 1982-03-24 1983-09-29 Yokogawa Hokushin Electric Corp Loop type data communication system
JPS58210736A (en) * 1982-06-02 1983-12-08 Yokogawa Hokushin Electric Corp Loop type data communication system
JPS5991757A (en) * 1982-11-18 1984-05-26 Toshiba Corp Loop transmitter
JPS61208332A (en) * 1985-03-12 1986-09-16 Oki Electric Ind Co Ltd How to start up a data transmission system
JPS6251335A (en) * 1985-08-30 1987-03-06 Hitachi Ltd Control system for duplicated constitution of station
JPS62139442A (en) * 1985-12-13 1987-06-23 Hitachi Ltd How to back up the master control station
JPH01170142A (en) * 1987-12-25 1989-07-05 Iwatsu Electric Co Ltd Data transmission system
JPH01256843A (en) * 1988-03-25 1989-10-13 Ncr Corp Link control system
US7359950B2 (en) 2000-07-25 2008-04-15 Samsung Electronics Co., Ltd. Method for managing network when master disappears

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573158A (en) * 1978-11-27 1980-06-02 Nec Corp Polling control system
JPS56100547A (en) * 1980-01-17 1981-08-12 Toshiba Corp Data transmission system
JPS5761350A (en) * 1980-09-30 1982-04-13 Anritsu Corp Automatic monitor system of circuit
JPS58141057A (en) * 1982-02-16 1983-08-22 Mitsubishi Electric Corp Loop network transmitter
JPS58164353A (en) * 1982-03-24 1983-09-29 Yokogawa Hokushin Electric Corp Loop type data communication system
JPS58210736A (en) * 1982-06-02 1983-12-08 Yokogawa Hokushin Electric Corp Loop type data communication system
JPS5991757A (en) * 1982-11-18 1984-05-26 Toshiba Corp Loop transmitter
JPS61208332A (en) * 1985-03-12 1986-09-16 Oki Electric Ind Co Ltd How to start up a data transmission system
JPS6251335A (en) * 1985-08-30 1987-03-06 Hitachi Ltd Control system for duplicated constitution of station
JPS62139442A (en) * 1985-12-13 1987-06-23 Hitachi Ltd How to back up the master control station
JPH01170142A (en) * 1987-12-25 1989-07-05 Iwatsu Electric Co Ltd Data transmission system
JPH01256843A (en) * 1988-03-25 1989-10-13 Ncr Corp Link control system
US7359950B2 (en) 2000-07-25 2008-04-15 Samsung Electronics Co., Ltd. Method for managing network when master disappears

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