The conference of the type which comprises a conference bridge of the audio and / or video and / or pharmaceutical, in which a plurality of terminals can be connected to participate in a conference

摘要

The conference system has a bridge (10) with a number of terminals (1 to 4) forming an audio and video conference system. The terminal transmitted digital streams are coded by hierarchical coders and the bridge has stream processing (212 to 243) of digital words from the terminal providing a hierarchical level as a function of the decision criteria of the conference system.