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JPS5231629A - Data communiction system - Google Patents

Data communiction system

Info

Publication number
JPS5231629A
JPS5231629A JP50076146A JP7614675A JPS5231629A JP S5231629 A JPS5231629 A JP S5231629A JP 50076146 A JP50076146 A JP 50076146A JP 7614675 A JP7614675 A JP 7614675A JP S5231629 A JPS5231629 A JP S5231629A
Authority
JP
Japan
Prior art keywords
data
communiction
communiction system
circuit
simplification
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
JP50076146A
Other languages
Japanese (ja)
Inventor
Katsuhiko Kakima
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP50076146A priority Critical patent/JPS5231629A/en
Publication of JPS5231629A publication Critical patent/JPS5231629A/en
Pending legal-status Critical Current

Links

Landscapes

  • Small-Scale Networks (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

PURPOSE: Prevention of the system-down and simplification of the test circuit by connecting the input side directly with the output side through the recovery circuit by the timing function of the control circuit when the relay processing unit connected in series with the transmission line goes out of order.
COPYRIGHT: (C)1977,JPO&Japio
JP50076146A 1975-06-20 1975-06-20 Data communiction system Pending JPS5231629A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50076146A JPS5231629A (en) 1975-06-20 1975-06-20 Data communiction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50076146A JPS5231629A (en) 1975-06-20 1975-06-20 Data communiction system

Publications (1)

Publication Number Publication Date
JPS5231629A true JPS5231629A (en) 1977-03-10

Family

ID=13596853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50076146A Pending JPS5231629A (en) 1975-06-20 1975-06-20 Data communiction system

Country Status (1)

Country Link
JP (1) JPS5231629A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5271908A (en) * 1975-12-12 1977-06-15 Hitachi Ltd Abnormal supervising system of signal transmission system
JPS5784645A (en) * 1980-11-17 1982-05-27 Fujitsu Ltd By-pass circuit
JPS6098951U (en) * 1984-10-30 1985-07-05 大同信号株式会社 Relay transmission equipment for train central control equipment
JPS60249453A (en) * 1984-05-25 1985-12-10 Yokogawa Hokushin Electric Corp Data transmission system
JPS6445287A (en) * 1987-08-07 1989-02-17 Color Toronitsuku Kk Container for common use to dryer vessel

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5271908A (en) * 1975-12-12 1977-06-15 Hitachi Ltd Abnormal supervising system of signal transmission system
JPS5784645A (en) * 1980-11-17 1982-05-27 Fujitsu Ltd By-pass circuit
JPS6367377B2 (en) * 1980-11-17 1988-12-26 Fujitsu Ltd
JPS60249453A (en) * 1984-05-25 1985-12-10 Yokogawa Hokushin Electric Corp Data transmission system
JPS6098951U (en) * 1984-10-30 1985-07-05 大同信号株式会社 Relay transmission equipment for train central control equipment
JPS6445287A (en) * 1987-08-07 1989-02-17 Color Toronitsuku Kk Container for common use to dryer vessel
JPH0346388B2 (en) * 1987-08-07 1991-07-16 Kubota Karaatoronitsuku Kk

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