| 摘要 |
<p>A recording apparatus comprises conversion means (15, 18, 19) for converting data structure of data and recording means (23, 24, 32, 33) for recording the data on a recording medium, so as to have a file structure that can be handled by software. The file structure has a first data unit as actual data, a second data unit which is a set of a plurality of first data units, and a data portion for describing management information for managing the relationship between a plurality of first data units and the attribute of actual data of the first data units. The data portion contains protection information for protecting the intangible property right of the data.</p> |
