Patent ID: 6285824
Filing Date: 2001-09-04
Classification: H04L,H04N

Abstract:
A digital signal processor comprising:tuning means for selecting a single transport stream containing a plurality of multiplexed channels from a plurality of transmitted transport streams, each of said multiplexed channels including video data, audio data and supplementary data;input means for receiving a transport stream containing video data, audio data and supplementary data from an external device;demultiplexing means for selecting one of said multiplexed channels from said plurality of multiplexed channels of said selected single transport stream and separating video data and audio data contained in said selected multiplexed channel or in said transport stream supplied from said external device through said input means by referring to supplementary data;decoder means for receiving said separated video data and audio data from said demultiplexing means and decoding said received video and audio data; andcontrol means for receiving a discontinuity data contained in said supplementary data of said transport stream supplied from said external device through said input means, and initializing said decoder means in response to said discontinuity data.