JPS5860837A - 障害区間探索方式 - Google Patents

障害区間探索方式

Info

Publication number
JPS5860837A
JPS5860837A JP56159949A JP15994981A JPS5860837A JP S5860837 A JPS5860837 A JP S5860837A JP 56159949 A JP56159949 A JP 56159949A JP 15994981 A JP15994981 A JP 15994981A JP S5860837 A JPS5860837 A JP S5860837A
Authority
JP
Japan
Prior art keywords
repeater
power supply
relay
power
current
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.)
Granted
Application number
JP56159949A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6236417B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Masaru Aoyanagi
青柳　勝
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP56159949A priority Critical patent/JPS5860837A/ja
Publication of JPS5860837A publication Critical patent/JPS5860837A/ja
Publication of JPS6236417B2 publication Critical patent/JPS6236417B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/407—Monitoring; Testing of relay systems without selective localization
    • H04B17/409—Monitoring; Testing of relay systems without selective localization by means of resistance, voltage or current measurement

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Locating Faults (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP56159949A 1981-10-07 1981-10-07 障害区間探索方式 Granted JPS5860837A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56159949A JPS5860837A (ja) 1981-10-07 1981-10-07 障害区間探索方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56159949A JPS5860837A (ja) 1981-10-07 1981-10-07 障害区間探索方式

Publications (2)

Publication Number Publication Date
JPS5860837A true JPS5860837A (ja) 1983-04-11
JPS6236417B2 JPS6236417B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-08-06

Family

ID=15704673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56159949A Granted JPS5860837A (ja) 1981-10-07 1981-10-07 障害区間探索方式

Country Status (1)

Country Link
JP (1) JPS5860837A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS6236417B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-08-06

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