Audio processing system with function of automatic gain control and method thereof
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United States of America Patent
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Sep 13, 2011
Grant Date -
May 17, 2007
app pub date -
Nov 8, 2006
filing date -
Nov 11, 2005
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Abstract
The present invention relates to an audio processing system with function of automatic gain control and method thereof. The method includes steps of: receiving a playing command to play an audio file; reading a genre type of the audio file from a tag of the audio file; reading a genre gain value of the genre type from a gain setting table stored in a storage unit; decoding the audio file and generating digital audio signals; converting the digital audio signals to analog audio signals; and signaling a gain amplifier to amplify the analog audio signals by the genre gain value, thereby sounds corresponding to the analog audio signals amplified is proper to a listener's hearing.
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