| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a signal processing device and a signal processing method capable of efficiently reducing disturbance signals. <P>SOLUTION: The signal processing device comprises plural loudspeakers for reproducing sounds of plural channels; plural microphones for collecting the sounds of the plural channels; detection means for detecting a user existing in a space direction, in which the sounds are collected by the plural microphones, and detecting directional characteristic information indicating a relative direction of the user to the plural loudspeakers; and signal processing means for switching processing contents for reducing the disturbance signals contained in sound collection signals obtained by collecting the sounds with the plural microphones according to the relative direction indicated by the directional characteristic information. <P>COPYRIGHT: (C)2013,JPO&INPIT |
