APPARATUS AND METHOD FOR ACQUIRING CHANNEL INFORMATION USING BROADCAST DATA
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United States of America Patent
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Issued Date -
Jun 13, 2013
app pub date -
Aug 19, 2011
filing date -
Aug 19, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to an apparatus and method for obtaining a viewing channel identifier when a user desires to participate in a video broadcast in a channel the user is viewing in a section of an interactive broadcast service. The present invention may include an audio/video receiver to collect broadcast data from a user viewing channel, and extract audio/video data from the collected broadcast data, a sampling unit to sample the extracted audio/video data, a preprocessing unit to encode the sampled audio/video data, and a viewing channel determining unit to compare the encoded audio/video data to audio/video sampling data for N broadcast channels received from a channel identification server, and obtain a viewing channel identifier according to a result of comparison.
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