JPS5437620A - Fault locat - Google Patents

Fault locat

Info

Publication number
JPS5437620A
JPS5437620A JP10444977A JP10444977A JPS5437620A JP S5437620 A JPS5437620 A JP S5437620A JP 10444977 A JP10444977 A JP 10444977A JP 10444977 A JP10444977 A JP 10444977A JP S5437620 A JPS5437620 A JP S5437620A
Authority
JP
Japan
Prior art keywords
locat
fault
make
observation
transmission system
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
JP10444977A
Other languages
Japanese (ja)
Inventor
Masanori Kunida
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP10444977A priority Critical patent/JPS5437620A/en
Publication of JPS5437620A publication Critical patent/JPS5437620A/en
Pending 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Locating Faults (AREA)
  • Dc Digital Transmission (AREA)

Abstract

PURPOSE:To make the observation of a similar error rate possible at an operation state time and make a circuit scale small by providing test pulses under prescribed conditions and their detection mechanism in the PCM transmission system.
JP10444977A 1977-08-31 1977-08-31 Fault locat Pending JPS5437620A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10444977A JPS5437620A (en) 1977-08-31 1977-08-31 Fault locat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10444977A JPS5437620A (en) 1977-08-31 1977-08-31 Fault locat

Publications (1)

Publication Number Publication Date
JPS5437620A true JPS5437620A (en) 1979-03-20

Family

ID=14380931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10444977A Pending JPS5437620A (en) 1977-08-31 1977-08-31 Fault locat

Country Status (1)

Country Link
JP (1) JPS5437620A (en)

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