Patent ID: 7908627
Filing Date: 2011-03-15
Classification: H04N

Abstract:
1. A communication system configured to provide video data to a subscriber comprising: a signal-processing engine configured to receive a high resolution digital video signal, configured to compress the high resolution digital video signal, configured to create video packets from the compressed high resolution digital video signal, and configured to tag a portion of the video packets of the compressed high resolution digital video signal with a tag, wherein the tag indicates which packets in the compressed high resolution digital video signal to include in a low resolution version of the compressed high resolution digital video signal, wherein each video packet of the compressed high resolution digital video signal is used to form a high resolution data stream capable of being displayed at a high resolution device, and wherein a copy of the tagged portion of the video packets is capable of being distributed to and viewed by at least one lower resolution device; and a transmitter coupled to the signal-processing engine and configured to transmit the video packets of the compressed high resolution digital video signal including the tagged portion of the video packets.