Patent ID: 7933421
Filing Date: 2011-04-26
Classification: H04R,H04S

Abstract:
1. A sound-field correcting apparatus comprising: information acquiring means for acquiring by measurement correcting information on each of a plurality of listening positions for listening to sound output; sound-field correcting means for executing, based on the correcting information, predetermined audio signal processing for correcting a sound field formed at a target position by sound output from a plurality of sound sources; designating means for designating thea target position in a predetermined space range including (a) said plurality of listening positions at which the information acquiring means acquires by measurement the correcting information and (b) at least one position other than the listening positions at which the information acquiring means acquires by measurement the correcting information, the target position serving as a position at which sound-field formation correction is to be performed; correcting information acquiring means for acquiring, based on the correcting information on each of said plurality of listening positions, correcting information corresponding to the target position designated by said designating means; and control means for performing control based on the correcting information acquired by said correcting information acquiring means so that said sound-field correcting means executes the predetermined audio signal processing.