BR7708479A - Sistema de video-interfonico de troca controlada para o servico privado - Google Patents

Sistema de video-interfonico de troca controlada para o servico privado

Info

Publication number
BR7708479A
BR7708479A BR7708479A BR7708479A BR7708479A BR 7708479 A BR7708479 A BR 7708479A BR 7708479 A BR7708479 A BR 7708479A BR 7708479 A BR7708479 A BR 7708479A BR 7708479 A BR7708479 A BR 7708479A
Authority
BR
Brazil
Prior art keywords
private service
interphone system
controlled exchange
exchange video
video
Prior art date
Application number
BR7708479A
Other languages
English (en)
Inventor
G Piombo
R Cinti
N Bonaccini
Original Assignee
Siemens Spa Italiana
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 Spa Italiana filed Critical Siemens Spa Italiana
Publication of BR7708479A publication Critical patent/BR7708479A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
BR7708479A 1976-12-23 1977-12-20 Sistema de video-interfonico de troca controlada para o servico privado BR7708479A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3081676A IT1074200B (it) 1976-12-23 1976-12-23 Impianto interfonico-video a smistamento centralizzato per servizio privato

Publications (1)

Publication Number Publication Date
BR7708479A true BR7708479A (pt) 1979-07-17

Family

ID=11232242

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7708479A BR7708479A (pt) 1976-12-23 1977-12-20 Sistema de video-interfonico de troca controlada para o servico privado

Country Status (3)

Country Link
BR (1) BR7708479A (pt)
DE (1) DE2757461A1 (pt)
IT (1) IT1074200B (pt)

Also Published As

Publication number Publication date
IT1074200B (it) 1985-04-17
DE2757461A1 (de) 1978-07-06

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