Audio Processing for Compressed Digital Television
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United States of America Patent
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Issued Date -
Mar 19, 2009
app pub date -
Aug 15, 2008
filing date -
Aug 16, 2007
priority date (Note) -
Abandoned
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Abstract
A system for controlling volume comprising a perceptual loudness estimation unit for determining a perceived loudness of each of a plurality of frequency bands of a signal. A gain control unit for receiving the perceived loudness of one of the frequency bands of the signal and for adjusting a gain of the frequency band of the signal as a function of the perceived loudness of the frequency band.
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