An audio signal processing device includes a signal supply for supplying speech and music signals via one or more input channels. The device further includes a signal separator for separating the speech and music signals. A first converter converts the music signals into desired virtual widened signals from one or more input channels. A signal combiner used to combine the speech signals with the widened music signals.

 
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> Sound correction system, recording medium on which a sound correction program is recorded, sound correction method and sound correction apparatus

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