| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication medium capable of restricting access for each communication means. <P>SOLUTION: A communication medium comprises a plurality of communication means, storage means, and control means. The storage means stores first data and stores an access condition for the first data. If the access condition includes information for allowing access to the first data based on a reception command received via first communication means out of the plurality of communication means, the control means allows access to the first data based on a first command received via the first communication means and does not allow access to the first data based on a second command received via second communication means out of the plurality of communication means. <P>COPYRIGHT: (C)2013,JPO&INPIT |
