| 摘要 |
<p>PURPOSE:To simplify the registering/calling of data and application programs etc., of large capacity for which plural IC cards are required by a user. CONSTITUTION:An IC card connection device 2 is connected with the connector 17 for IC card connection of an IC card device 16 incorporated in an electronic system note 5. An IC card extension device 6 is installed at the outside, plural IC cards are stored in the IC card extension device 6 and a radio communication is performed between the IC card connection device 2 and the IC card extension device 6. As a result, the load of the inserting/pulling-out operation of IC cards by a user and the access to plural cards are facilitated.</p> |
