| 摘要 |
PROBLEM TO BE SOLVED: To provide an IC card capable of enhancing retrieval processing efficiency.SOLUTION: An IC card is constituted of an IC module and a substrate. The IC module comprises: storage means; communication means; and processing means. The storage means stores type information indicating a type of a value area, data length information indicating a data length of the value area and a plurality of files containing a data object configured by the value area. The communication means receives a command containing specific type information specifying a retrieval object data object. The processing means retrieves the retrieval object data object out of the plurality of files on the basis of the specific type information contained in the command. |
