| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve the quality of sleep by three-dimensionally forming a sound image at a desired position around a user without obstructing the sleep of others inside a bedroom and forming a sound environment without the feeling of incompatibility while being related to the sleep. <P>SOLUTION: A bed 2 is provided with a headboard 21 in which a 2-channel speaker 22 is incorporated, and by controlling sound signals inputted to the speaker 22 by a sound processor 1, the user H lying on the bed 2 is made to three-dimensionally recognize the sound image. The sound processor 1 includes a sound source data holding part 11 for holding two or more kinds of sound source data, a sound image localization processing part 12 for controlling a head part transmission function to the sound source data and controlling the position of the sound image of sound outputted from the speaker, and a control part 10 for selecting the sound source data according to a parameter set which is set while being related to the sleep and also controlling the position of the sound image. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
