| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology for raising user's convenience in a trial use of content. SOLUTION: When the content is received, the content concerned is written into a free area or an area to which certain data is already stored in a cache storage means, and when the content is written in the cache storage means, the content concerned is reproduced or executed. When a command for storing the content which is reproduced or executed is given by an operation of an operation section, the content concerned is read from the cache storage means and written in the content storage means. COPYRIGHT: (C)2005,JPO&NCIPI
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