DE2411256A1 - - Google Patents

Info

Publication number
DE2411256A1
DE2411256A1 DE19742411256 DE2411256A DE2411256A1 DE 2411256 A1 DE2411256 A1 DE 2411256A1 DE 19742411256 DE19742411256 DE 19742411256 DE 2411256 A DE2411256 A DE 2411256A DE 2411256 A1 DE2411256 A1 DE 2411256A1
Authority
DE
Germany
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
DE19742411256
Other languages
German (de)
Other versions
DE2411256B1 (de
DE2411256C2 (de
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 DE19742411256 priority Critical patent/DE2411256C2/de
Priority claimed from DE19742411256 external-priority patent/DE2411256C2/de
Publication of DE2411256B1 publication Critical patent/DE2411256B1/de
Publication of DE2411256A1 publication Critical patent/DE2411256A1/de
Application granted granted Critical
Publication of DE2411256C2 publication Critical patent/DE2411256C2/de
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
DE19742411256 1974-03-08 Einrichtung zur Teilnehmeranschluß-Funktionskontrolle bei einer TeilnehmeranschluB-Multiplexanordnung Siemens AG, 1000 Berlin und 8000 München Expired DE2411256C2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19742411256 DE2411256C2 (de) 1974-03-08 Einrichtung zur Teilnehmeranschluß-Funktionskontrolle bei einer TeilnehmeranschluB-Multiplexanordnung Siemens AG, 1000 Berlin und 8000 München

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742411256 DE2411256C2 (de) 1974-03-08 Einrichtung zur Teilnehmeranschluß-Funktionskontrolle bei einer TeilnehmeranschluB-Multiplexanordnung Siemens AG, 1000 Berlin und 8000 München

Publications (3)

Publication Number Publication Date
DE2411256B1 DE2411256B1 (de) 1975-08-07
DE2411256A1 true DE2411256A1 (enrdf_load_stackoverflow) 1975-08-07
DE2411256C2 DE2411256C2 (de) 1976-03-25

Family

ID=

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0505670A3 (en) * 1991-03-27 1993-10-06 Bosch Telecom Oeffentliche Vermittlungstechnik Gmbh Method for testing a transmission link
US5974030A (en) * 1994-06-15 1999-10-26 Nokia Telecommunications Oy Subscriber multiplexer, a telephone system and a method for communicating the condition of a subcriber interface

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0505670A3 (en) * 1991-03-27 1993-10-06 Bosch Telecom Oeffentliche Vermittlungstechnik Gmbh Method for testing a transmission link
US5974030A (en) * 1994-06-15 1999-10-26 Nokia Telecommunications Oy Subscriber multiplexer, a telephone system and a method for communicating the condition of a subcriber interface

Also Published As

Publication number Publication date
DE2411256B1 (de) 1975-08-07

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee