JPS5746564A - Accepting system for remote fault report - Google Patents

Accepting system for remote fault report

Info

Publication number
JPS5746564A
JPS5746564A JP12319980A JP12319980A JPS5746564A JP S5746564 A JPS5746564 A JP S5746564A JP 12319980 A JP12319980 A JP 12319980A JP 12319980 A JP12319980 A JP 12319980A JP S5746564 A JPS5746564 A JP S5746564A
Authority
JP
Japan
Prior art keywords
subscriber
fault
accepting
time division
output
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
JP12319980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6332308B2 (enrdf_load_stackoverflow
Inventor
Naoaki Matsumoto
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 JP12319980A priority Critical patent/JPS5746564A/ja
Publication of JPS5746564A publication Critical patent/JPS5746564A/ja
Publication of JPS6332308B2 publication Critical patent/JPS6332308B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/302—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs
    • H04M3/303—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs and using PCM multiplexers, e.g. pair gain systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/301—Circuit arrangements at the subscriber's side of the line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP12319980A 1980-09-04 1980-09-04 Accepting system for remote fault report Granted JPS5746564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12319980A JPS5746564A (en) 1980-09-04 1980-09-04 Accepting system for remote fault report

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12319980A JPS5746564A (en) 1980-09-04 1980-09-04 Accepting system for remote fault report

Publications (2)

Publication Number Publication Date
JPS5746564A true JPS5746564A (en) 1982-03-17
JPS6332308B2 JPS6332308B2 (enrdf_load_stackoverflow) 1988-06-29

Family

ID=14854639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12319980A Granted JPS5746564A (en) 1980-09-04 1980-09-04 Accepting system for remote fault report

Country Status (1)

Country Link
JP (1) JPS5746564A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226549A (ja) * 1983-06-08 1984-12-19 Fujitsu Ltd 一般回線重畳方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105465A (en) * 1979-02-06 1980-08-13 Nec Corp Test system for remote station subscriber

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105465A (en) * 1979-02-06 1980-08-13 Nec Corp Test system for remote station subscriber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226549A (ja) * 1983-06-08 1984-12-19 Fujitsu Ltd 一般回線重畳方式

Also Published As

Publication number Publication date
JPS6332308B2 (enrdf_load_stackoverflow) 1988-06-29

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