| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an acoustic device for improving the hit ratio of cache, and for reducing delay. <P>SOLUTION: An acoustic device includes: a recording part for recording information; a reproduction processing part for performing the reproduction processing of voice information; and a control part for ranking voice information in accordance with a reproduction order in the reproduction processing. The control part is configured to, when the selection instruction of voice information is detected, determine the voice information positioned within a predetermined range from the ranked voice information, and to acquire and record the management information of the determined voice information in the recording part, and to, when the reading instruction of the management information is detected, preferentially read the management information recorded in the recording part. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
