Detecting embedded signals in media content using coincidence metrics
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United States of America Patent
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Jul 13, 2010
Grant Date -
May 28, 2009
app pub date -
May 6, 2008
filing date -
Jan 13, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of detecting an embedded signal in a media signal. The method comprises receiving blocks of the media signal and computing a detection metric for the blocks. The detection metric comprises a measure of coincidence of detection parameters of different blocks. The method performs subsequent detection operations based on the measure of coincidence of the detection parameters.
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