Patent ID: 9426536
Filing Date: 2016-08-23
CPC Classification: G11B,H04N

Claim Text:
1. A method for preparing a plurality of audio-visual signals for distribution in an IPTV system to at least one receiver and distributing said audio-visual signals over two or more electronic communications network channels, comprising: (a) processing one or more control messages from one or more receivers, wherein said control message comprises: (b) receiving one or more encoded format audio-visual signals from at least one video source, said encoded format comprising a base layer and enhancement layer format, wherein said video source comprises a video database that stores a plurality of audio-visual signals encoded in base layer and enhancement layer format; (c) extracting, in an extractor, for distribution to the one or more receivers, in response to said one or more control messages, a first audio-visual signal from said received encoded format audio-visual signals, and at least a base layer of a second audio-visual signal that said receiver is anticipated to display in subsequent display changes; and (d) distributing said extracted audio-visual signals to said one or more receivers, wherein the video source and the extractor are not co-located.