CH505521A - Circuit arrangement for telecommunication switching systems, in particular telephone switching systems - Google Patents

Circuit arrangement for telecommunication switching systems, in particular telephone switching systems

Info

Publication number
CH505521A
CH505521A CH331070A CH331070A CH505521A CH 505521 A CH505521 A CH 505521A CH 331070 A CH331070 A CH 331070A CH 331070 A CH331070 A CH 331070A CH 505521 A CH505521 A CH 505521A
Authority
CH
Switzerland
Prior art keywords
switching systems
circuit arrangement
particular telephone
telecommunication
telephone switching
Prior art date
Application number
CH331070A
Other languages
German (de)
Inventor
Hartmut Dipl Ing Gebhardt
Hoffmann Erik
Dieter Dipl Ing Voegtlen
Wegmann Gerhard
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
Priority claimed from DE19691912610 external-priority patent/DE1912610C/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH505521A publication Critical patent/CH505521A/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)
  • Telephonic Communication Services (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
CH331070A 1969-03-12 1970-03-06 Circuit arrangement for telecommunication switching systems, in particular telephone switching systems CH505521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691912610 DE1912610C (en) 1969-03-12 Circuit arrangement for centrally controlled telecommunication switching systems, in particular telephone switching systems, with backflow lines

Publications (1)

Publication Number Publication Date
CH505521A true CH505521A (en) 1971-03-31

Family

ID=5727915

Family Applications (1)

Application Number Title Priority Date Filing Date
CH331070A CH505521A (en) 1969-03-12 1970-03-06 Circuit arrangement for telecommunication switching systems, in particular telephone switching systems

Country Status (13)

Country Link
AT (1) AT304649B (en)
BE (1) BE747257A (en)
BR (1) BR7017426D0 (en)
CH (1) CH505521A (en)
CS (1) CS180563B2 (en)
FR (1) FR2037879A5 (en)
GB (1) GB1252552A (en)
HU (1) HU166635B (en)
LU (1) LU60495A1 (en)
NL (1) NL163937C (en)
PL (1) PL80467B1 (en)
RO (1) RO68904A (en)
YU (1) YU33685B (en)

Also Published As

Publication number Publication date
NL163937C (en) 1980-10-15
GB1252552A (en) 1971-11-10
SU437318A3 (en) 1974-07-25
FR2037879A5 (en) 1970-12-31
RO68904A (en) 1982-05-10
NL163937B (en) 1980-05-16
YU33685B (en) 1977-12-31
YU56870A (en) 1977-06-30
DE1912610B2 (en) 1971-10-28
CS180563B2 (en) 1978-01-31
LU60495A1 (en) 1970-05-11
DE1912610A1 (en) 1970-09-17
NL7002940A (en) 1970-09-15
PL80467B1 (en) 1975-08-30
BE747257A (en) 1970-09-14
HU166635B (en) 1975-04-28
AT304649B (en) 1973-01-10
BR7017426D0 (en) 1973-01-09

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Legal Events

Date Code Title Description
PL Patent ceased