| 摘要 |
PROBLEM TO BE SOLVED: To reduce the number of times of access for recording medium by controlling data development for a cache memory when content data of a plurality of kinds different in format. SOLUTION: In a memory transfer control 10, first common data being common to all contents data recorded in a mini-disk 90 is developed in a cache memory 11, successively, related data related to contents data to be reproduced which is selected by a user is developed, contents data entity to be reproduced next is developed. And, lastly, related data related to each of all contents data recorded in the mini-disk 90 are developed in the cache memory 11. In the cache memory 11, a region for storing related data related to a plurality of different contents data stored in the mini-disk 90 is provided at a memory first half part, and a region for storing entity of contents data recorded in the mini-disk 90 is provided at a memory second half part. COPYRIGHT: (C)2006,JPO&NCIPI
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