Patent ID: 6839734
Filing Date: 2005-01-04
Classification: H04L

Abstract:
1. A system in a network conferencing environment for delivering a plurality of video or audio signals, the system comprising: a plurality of transmitters configured to transmit a set of data streams onto a network, wherein the set of data streams is generated from the plurality of video or audio signals, the audio signals containing useful information and silences or background, and wherein at least one of the transmitters includes a silence suppressor for removing the silences or background while continuing to transmit the useful information from the data streams of the audio signals transmitted by the said at least one transmitter; and at least one receiver for receiving the set of data streams from the network and recovering the data streams into audio or video signals, the receiver including a demultiplexer for dynamically selecting a subset of the set of data streams based on a source identifier and a payload type and two or more receiver payload handler modules and two or more corresponding decoder modules for handling and decoding two or more types of the data streams.