Audio device and playback program for the same
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United States of America Patent
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Jan 19, 2010
Grant Date -
Jan 19, 2006
app pub date -
Sep 10, 2002
filing date -
May 13, 2002
priority date (Note) -
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Abstract
for successively changing the feature of the correlation eliminating filter according to an error signal e obtained from the output signal RES and the input signal Y from the other channel, and the input signal X of one channel. A surround signal is obtained from a difference between the output RES from the correlation eliminating filter and the input signal Y of the other channel. Thus, upon reproduction of a two channels stereo signal, it is possible to generate a surround signal not giving uncomfortable feeling to a listener.
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Family
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