Multi-Channel Audio Content Analysis Based Upmix Detection
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United States of America Patent
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Issued Date -
Aug 27, 2015
app pub date -
Sep 13, 2013
filing date -
Sep 14, 2012
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Abandoned
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Abstract
Forensic audio upmixer detection is described. Feature sets are extracted from an audio signal that has two or more individual channels. Based on the extracted feature sets, it is determined whether the audio signal was upmixed from audio content that has fewer channels.
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