DE2048198A1 - - Google Patents

Info

Publication number
DE2048198A1
DE2048198A1 DE19702048198 DE2048198A DE2048198A1 DE 2048198 A1 DE2048198 A1 DE 2048198A1 DE 19702048198 DE19702048198 DE 19702048198 DE 2048198 A DE2048198 A DE 2048198A DE 2048198 A1 DE2048198 A1 DE 2048198A1
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
DE19702048198
Other languages
German (de)
Other versions
DE2048198C2 (de
DE2048198B2 (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 DE19702048198 priority Critical patent/DE2048198C2/de
Priority to CH1326971A priority patent/CH548716A/xx
Priority to GB4338971A priority patent/GB1336815A/en
Priority to AT822771A priority patent/AT314622B/de
Priority to LU63973D priority patent/LU63973A1/xx
Priority to FR7134942A priority patent/FR2108669A5/fr
Priority to SE1235271A priority patent/SE366452B/xx
Priority to NL7113445A priority patent/NL7113445A/xx
Priority to BE773329A priority patent/BE773329A/xx
Publication of DE2048198A1 publication Critical patent/DE2048198A1/de
Publication of DE2048198B2 publication Critical patent/DE2048198B2/de
Application granted granted Critical
Publication of DE2048198C2 publication Critical patent/DE2048198C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—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)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
DE19702048198 1970-09-30 1970-09-30 Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle Expired DE2048198C2 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE19702048198 DE2048198C2 (de) 1970-09-30 1970-09-30 Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle
CH1326971A CH548716A (de) 1970-09-30 1971-09-10 Schaltungsanordnung zur herstellung von konferenzverbindungen in einer pcm-fernmelde-, insbesondere fernsprechvermittlungsstelle.
GB4338971A GB1336815A (en) 1970-09-30 1971-09-17 Pcm telecommunications exchnage systems
AT822771A AT314622B (de) 1970-09-30 1971-09-22 Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle
LU63973D LU63973A1 (xx) 1970-09-30 1971-09-28
FR7134942A FR2108669A5 (xx) 1970-09-30 1971-09-28
SE1235271A SE366452B (xx) 1970-09-30 1971-09-29
NL7113445A NL7113445A (xx) 1970-09-30 1971-09-30
BE773329A BE773329A (fr) 1970-09-30 1971-09-30 Dispositif pour l'etablissement de communications collectives dans une installation de telecommunications, en particulier dans un central telephonique, a modulations par impulsions codees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702048198 DE2048198C2 (de) 1970-09-30 1970-09-30 Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle

Publications (3)

Publication Number Publication Date
DE2048198A1 true DE2048198A1 (xx) 1972-05-04
DE2048198B2 DE2048198B2 (de) 1972-05-04
DE2048198C2 DE2048198C2 (de) 1975-10-09

Family

ID=5783876

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702048198 Expired DE2048198C2 (de) 1970-09-30 1970-09-30 Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einer PCM-Fernmelde-, insbesondere Fernsprechvermittlungsstelle

Country Status (9)

Country Link
AT (1) AT314622B (xx)
BE (1) BE773329A (xx)
CH (1) CH548716A (xx)
DE (1) DE2048198C2 (xx)
FR (1) FR2108669A5 (xx)
GB (1) GB1336815A (xx)
LU (1) LU63973A1 (xx)
NL (1) NL7113445A (xx)
SE (1) SE366452B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1027265A (en) * 1975-04-23 1978-02-28 Alan S.J. Chapman Method and apparatus for establishing a plurality of simultaneous conferences in a pcm switching system
GB8324058D0 (en) * 1983-09-08 1983-10-12 Plessey Co Plc Conference bridge circuit arrangement

Also Published As

Publication number Publication date
SE366452B (xx) 1974-04-22
DE2048198C2 (de) 1975-10-09
CH548716A (de) 1974-04-30
BE773329A (fr) 1972-03-30
GB1336815A (en) 1973-11-14
DE2048198B2 (de) 1972-05-04
FR2108669A5 (xx) 1972-05-19
AT314622B (de) 1974-04-10
NL7113445A (xx) 1972-04-05
LU63973A1 (xx) 1972-03-01

Similar Documents

Publication Publication Date Title
AR204384A1 (xx)
ATA96471A (xx)
FR2108669A5 (xx)
AU1146470A (xx)
AU1473870A (xx)
AU1517670A (xx)
AU1336970A (xx)
AU1326870A (xx)
AR195465A1 (xx)
AU1247570A (xx)
ATA672271A (xx)
AU1189670A (xx)
AU1235770A (xx)
AU1603270A (xx)
AU1277070A (xx)
AU2144270A (xx)
AU2130770A (xx)
AU1328670A (xx)
AU2131570A (xx)
AU1343870A (xx)
AU1086670A (xx)
AU1004470A (xx)
AU1879170A (xx)
AU1064870A (xx)
AU1689770A (xx)

Legal Events

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