Apparatus and method for sound processing

PURPOSE: A sound processing apparatus and a method are provided to satisfy various user request condition by simultaneously controlling a sound energy distribution in an area besides a sound zone. CONSTITUTION: A speaker unit(401) includes an array speaker consisting of a plurality of speaker modules occurring a sound. A filter offering unit(402) offers filter factors which add a deformation to an input signal for forming a sound zone on a control area. The control area or a forming location, a size or a number of the sound zone is controlled according to a filter factor offered from the filter offer part. A signal mixing unit(403) creates a multi channel signal by synthesizing the filter factor offered from an input signal and the filter offering part. The signal mixing unit sanctions the multi channel signal to each speaker consisting of the speaker unit.