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CH498538A - Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with test circuits for testing intermediate lines - Google Patents

Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with test circuits for testing intermediate lines

Info

Publication number
CH498538A
CH498538A CH533469A CH533469A CH498538A CH 498538 A CH498538 A CH 498538A CH 533469 A CH533469 A CH 533469A CH 533469 A CH533469 A CH 533469A CH 498538 A CH498538 A CH 498538A
Authority
CH
Switzerland
Prior art keywords
switching systems
circuit arrangement
test circuits
particular telephone
intermediate lines
Prior art date
Application number
CH533469A
Other languages
German (de)
Inventor
Eberhard V Krosigk
Hermann Dipl Ing Kellerer
Thomasch Siegfried
Geissler Guenter
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH498538A publication Critical patent/CH498538A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Structure Of Telephone Exchanges (AREA)
CH533469A 1968-08-28 1969-04-09 Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with test circuits for testing intermediate lines CH498538A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681762795 DE1762795B2 (en) 1968-08-28 1968-08-28 CIRCUIT ARRANGEMENT FOR REMOTE COMMUNICATION SYSTEMS WITH TEST CIRCUITS FOR INTERMEDIATE LINE TESTING
GB1931369A GB1262113A (en) 1968-08-28 1969-04-16 Improvements in or relating to circuit arrangements for use in telecommunications exchange systems and in particular telephone exchanges, with test circuits for intermediate line testing

Publications (1)

Publication Number Publication Date
CH498538A true CH498538A (en) 1970-10-31

Family

ID=25755323

Family Applications (1)

Application Number Title Priority Date Filing Date
CH533469A CH498538A (en) 1968-08-28 1969-04-09 Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with test circuits for testing intermediate lines

Country Status (8)

Country Link
AT (1) AT299323B (en)
BE (1) BE732285A (en)
CH (1) CH498538A (en)
DE (1) DE1762795B2 (en)
FR (1) FR2019373A1 (en)
GB (1) GB1262113A (en)
LU (1) LU58395A1 (en)
NL (1) NL156293B (en)

Also Published As

Publication number Publication date
FR2019373A1 (en) 1970-07-03
GB1262113A (en) 1972-02-02
NL6913106A (en) 1970-03-03
AT299323B (en) 1972-06-12
BE732285A (en) 1969-10-29
NL156293B (en) 1978-03-15
LU58395A1 (en) 1969-07-18
DE1762795B2 (en) 1971-03-11
DE1762795A1 (en) 1970-07-23

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Legal Events

Date Code Title Description
PL Patent ceased