JPH0218628B2 - - Google Patents

Info

Publication number
JPH0218628B2
JPH0218628B2 JP16222681A JP16222681A JPH0218628B2 JP H0218628 B2 JPH0218628 B2 JP H0218628B2 JP 16222681 A JP16222681 A JP 16222681A JP 16222681 A JP16222681 A JP 16222681A JP H0218628 B2 JPH0218628 B2 JP H0218628B2
Authority
JP
Japan
Prior art keywords
voltage
communication lines
current
pair
communication
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.)
Expired - Lifetime
Application number
JP16222681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5863260A (ja
Inventor
Yasuyuki Suzuki
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.)
TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
Original Assignee
TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
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 TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK filed Critical TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
Priority to JP56162226A priority Critical patent/JPS5863260A/ja
Publication of JPS5863260A publication Critical patent/JPS5863260A/ja
Publication of JPH0218628B2 publication Critical patent/JPH0218628B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP56162226A 1981-10-12 1981-10-12 通信施設における障害検出装置 Granted JPS5863260A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56162226A JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56162226A JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Publications (2)

Publication Number Publication Date
JPS5863260A JPS5863260A (ja) 1983-04-15
JPH0218628B2 true JPH0218628B2 (enrdf_load_stackoverflow) 1990-04-26

Family

ID=15750361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56162226A Granted JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Country Status (1)

Country Link
JP (1) JPS5863260A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01190130A (ja) * 1988-01-26 1989-07-31 Matsushita Electric Works Ltd ブースタ電源回路

Also Published As

Publication number Publication date
JPS5863260A (ja) 1983-04-15

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