BE773327A - Montage pour l'etablissement de communications collectives dansun central telephonique a modulation par impulsions codees - Google Patents

Montage pour l'etablissement de communications collectives dansun central telephonique a modulation par impulsions codees

Info

Publication number
BE773327A
BE773327A BE773327A BE773327A BE773327A BE 773327 A BE773327 A BE 773327A BE 773327 A BE773327 A BE 773327A BE 773327 A BE773327 A BE 773327A BE 773327 A BE773327 A BE 773327A
Authority
BE
Belgium
Prior art keywords
establishment
modulation
assembly
code pulses
telephone center
Prior art date
Application number
BE773327A
Other languages
English (en)
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 DE19702048173 external-priority patent/DE2048173C/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of BE773327A publication Critical patent/BE773327A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
BE773327A 1970-09-30 1971-09-30 Montage pour l'etablissement de communications collectives dansun central telephonique a modulation par impulsions codees BE773327A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702048173 DE2048173C (de) 1970-09-30 Schaltungsanordnung zur Herstellung von Sammelverbindungen in einer PCM-Fernsprechvermittlungsstelle

Publications (1)

Publication Number Publication Date
BE773327A true BE773327A (fr) 1972-03-30

Family

ID=5783863

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773327A BE773327A (fr) 1970-09-30 1971-09-30 Montage pour l'etablissement de communications collectives dansun central telephonique a modulation par impulsions codees

Country Status (9)

Country Link
AT (1) AT314623B (fr)
BE (1) BE773327A (fr)
CH (1) CH548715A (fr)
FR (1) FR2108675A5 (fr)
GB (1) GB1338820A (fr)
IT (1) IT938855B (fr)
LU (1) LU63974A1 (fr)
NL (1) NL7113375A (fr)
SE (1) SE366896B (fr)

Also Published As

Publication number Publication date
AT314623B (de) 1974-04-10
LU63974A1 (fr) 1972-03-01
NL7113375A (fr) 1972-04-05
IT938855B (it) 1973-02-10
DE2048173B2 (de) 1972-05-04
CH548715A (de) 1974-04-30
GB1338820A (en) 1973-11-28
DE2048173A1 (fr) 1972-05-04
FR2108675A5 (fr) 1972-05-19
SE366896B (fr) 1974-05-06

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