| 摘要 |
PROBLEM TO BE SOLVED: To provide an apparatus which connects a host device which has an environment in which a plurality of DRM systems operate simultaneously, to a mobile storage device which lacks a multi-process environment and stores data which is generated or secured the respective DRM systems. SOLUTION: The host device includes a plurality of DRM systems which provides pieces of DEM-related data and data IDs which identify the pieces of data and a DRM-shared interface module which adds DRAM system IDs, which are used to identify the DRM systems to the pieces of data and the data IDs and provides results. COPYRIGHT: (C)2007,JPO&INPIT
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