Method for reducing channel change startup delays for multicast digital video streams
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United States of America Patent
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Jul 10, 2012
Grant Date -
Sep 13, 2007
app pub date -
Mar 8, 2006
filing date -
Mar 8, 2006
priority date (Note) -
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Abstract
Methods and systems for reducing channel change startup delays for multicast digital video streams are described. Packets of a multicast digital video transport stream having a plurality of normal Group of Pictures are received. Further, a channel change request is received and a speed-up Group of Pictures is inserted in the stream in response to the channel change request. In one embodiment, video stream specific information is also inserted in the stream. The packets are processed and transmitted.
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