SE7608445L - CONFERENCE COUPLING FOR TELEPHONE EXCHANGE - Google Patents

CONFERENCE COUPLING FOR TELEPHONE EXCHANGE

Info

Publication number
SE7608445L
SE7608445L SE7608445A SE7608445A SE7608445L SE 7608445 L SE7608445 L SE 7608445L SE 7608445 A SE7608445 A SE 7608445A SE 7608445 A SE7608445 A SE 7608445A SE 7608445 L SE7608445 L SE 7608445L
Authority
SE
Sweden
Prior art keywords
conference
coupling
telephone exchange
telephone
exchange
Prior art date
Application number
SE7608445A
Other languages
Swedish (sv)
Inventor
A Bovo
G Valsecchi
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of SE7608445L publication Critical patent/SE7608445L/en

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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Complex Calculations (AREA)
SE7608445A 1975-07-31 1976-07-26 CONFERENCE COUPLING FOR TELEPHONE EXCHANGE SE7608445L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25950/75A IT1040208B (en) 1975-07-31 1975-07-31 CNFERENCE CIRCUIT FOR SWITCHING TELEPHONE CONTROL UNITS OF NUMPERIC TYPE

Publications (1)

Publication Number Publication Date
SE7608445L true SE7608445L (en) 1977-05-09

Family

ID=11218237

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7608445A SE7608445L (en) 1975-07-31 1976-07-26 CONFERENCE COUPLING FOR TELEPHONE EXCHANGE

Country Status (12)

Country Link
JP (1) JPS5218108A (en)
AR (1) AR209981A1 (en)
AU (1) AU497812B2 (en)
BR (1) BR7604885A (en)
DE (1) DE2634345A1 (en)
FR (1) FR2320015A1 (en)
GB (1) GB1528240A (en)
IN (1) IN143837B (en)
IT (1) IT1040208B (en)
NL (1) NL7608295A (en)
SE (1) SE7608445L (en)
TR (1) TR19323A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112258A (en) * 1977-10-12 1978-09-05 Bell Telephone Laboratories, Incorporated Communication system using intelligent network processor
USRE31651E (en) * 1977-10-12 1984-08-21 Bell Telephone Laboratories, Incorporated Communication system using intelligent network processor
DE3005739C2 (en) * 1980-02-15 1988-11-10 Nixdorf Computer Ag, 4790 Paderborn Method for controlling the transmission of PCM signals between connection points of a PCM time division multiplex telecommunications network in a conference operation and circuit arrangement for carrying out the method
US4408323A (en) 1981-06-29 1983-10-04 Bell Telephone Laboratories, Incorporated Processor facilities for integrated packet and voice switching
GB2103848B (en) * 1981-08-20 1985-04-11 Standard Telephones Cables Ltd Pcm system
FR2524750A1 (en) * 1982-03-30 1983-10-07 Telecommunications Sa MULTISALLE VISIOCONFERENCE SYSTEM
FR2533784B1 (en) * 1982-09-28 1989-06-30 Thomson Csf Mat Tel MULTIPLE CONFERENCE DEVICE FOR MIC TIME STICKERS WITH CONNECTION NETWORK
GB2128448B (en) * 1982-10-08 1985-11-13 Standard Telephones Cables Ltd Telephone exchange conference circuit

Also Published As

Publication number Publication date
FR2320015A1 (en) 1977-02-25
DE2634345A1 (en) 1977-02-17
IN143837B (en) 1978-02-11
AU1636576A (en) 1978-02-02
FR2320015B1 (en) 1981-09-25
AR209981A1 (en) 1977-06-15
JPS5218108A (en) 1977-02-10
AU497812B2 (en) 1979-01-11
BR7604885A (en) 1977-08-09
NL7608295A (en) 1977-02-02
TR19323A (en) 1978-11-28
IT1040208B (en) 1979-12-20
GB1528240A (en) 1978-10-11

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