Speech dialog control based on signal pre-processing
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United States of America Patent
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Nov 6, 2012
Grant Date -
Jun 19, 2008
app pub date -
Dec 6, 2007
filing date -
Dec 14, 2006
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Abstract
A speech dialog system interfaces a user to a computer. The system includes a signal pre-processor that processes a speech input to generate an enhanced signal and an analysis signal. A speech recognition unit may generate a recognition result based on the enhanced signal. A control unit may manage an output unit or an external device based on the information within the analysis signal.
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