A computer system and method providing for viewing and switching of audio-video data. The system comprises: a plurality of audio/video sources containing information referring to an event; a streaming server, streaming the contents of a first audio signal and a first video signal from the audio and video...http://www.google.fr/patents/US8156236?utm_source=gb-gplus-shareBrevet US8156236 - Audio-video data switching and viewing system
