JPS5714620B2 - - Google Patents

Info

Publication number
JPS5714620B2
JPS5714620B2 JP15856375A JP15856375A JPS5714620B2 JP S5714620 B2 JPS5714620 B2 JP S5714620B2 JP 15856375 A JP15856375 A JP 15856375A JP 15856375 A JP15856375 A JP 15856375A JP S5714620 B2 JPS5714620 B2 JP S5714620B2
Authority
JP
Japan
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
Application number
JP15856375A
Other languages
Japanese (ja)
Other versions
JPS5283110A (en
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 filed Critical
Priority to JP15856375A priority Critical patent/JPS5283110A/ja
Priority to US05/721,216 priority patent/US4076971A/en
Priority to CA260,828A priority patent/CA1054275A/en
Priority to DE19762640805 priority patent/DE2640805A1/de
Publication of JPS5283110A publication Critical patent/JPS5283110A/ja
Publication of JPS5714620B2 publication Critical patent/JPS5714620B2/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)
  • Monitoring And Testing Of Exchanges (AREA)
JP15856375A 1975-09-12 1975-12-30 Testing for subscriber s line Granted JPS5283110A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15856375A JPS5283110A (en) 1975-12-30 1975-12-30 Testing for subscriber s line
US05/721,216 US4076971A (en) 1975-09-12 1976-09-08 Subscriber line testing system
CA260,828A CA1054275A (en) 1975-09-12 1976-09-09 Subscriber line testing system including exchange semiconductor cross point switching
DE19762640805 DE2640805A1 (de) 1975-09-12 1976-09-10 Teilnehmerleitungs-pruefeinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15856375A JPS5283110A (en) 1975-12-30 1975-12-30 Testing for subscriber s line

Publications (2)

Publication Number Publication Date
JPS5283110A JPS5283110A (en) 1977-07-11
JPS5714620B2 true JPS5714620B2 (enrdf_load_stackoverflow) 1982-03-25

Family

ID=15674424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15856375A Granted JPS5283110A (en) 1975-09-12 1975-12-30 Testing for subscriber s line

Country Status (1)

Country Link
JP (1) JPS5283110A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401861A (en) * 1981-08-10 1983-08-30 Bell Telephone Laboratories, Incorporated Semiconductor crosspoint linearizing arrangement

Also Published As

Publication number Publication date
JPS5283110A (en) 1977-07-11

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