Patent · US Expired

Videoconference system

US7432950B2 · kind B2 · utility

8Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 2002
Grant dateOct 7, 2008
Priority date
Expiry dateMar 13, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2203/5063
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A conference system of the type that comprises a bridge (10) to which a plurality of terminals (1 to 4) can be connected to participate in a conference, said bridge (10) being equipped to receive the audio and/or video and/or data flows of each terminal (1 to 4) and to retransmit them to the other terminals, wherein the flows transmitted by said terminals (1 to 4) are coded by means of hierarchical coders and wherein said bridge (10) is equipped with means (21 to 24, 210 to 243) for processing the audio/video/data flows coming from the terminals (j) so that they have a hierarchical level (q) in the flow intended for the terminal (i) and means (20) for determining said hierarchical level (q) based on decision-making criteria relating to the status of said conference system.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.