| 摘要 |
PURPOSE:To improve the practicality of an IC card system by comparing an identification information inputted to a card terminal with that of an IC card to execute a card transaction. CONSTITUTION:The 1st IC card 11 in which the identification information is stored and the 2nd IC card 21 to which the identification information is keyed in from the external are provided. The identification information inputted by a card user to the card terminal through the 2nd IC card 21 is compared with the identification information stored in the 1st IC card 11 by the card terminal 12. In said constitution, the card user can be checked without key-inputting the identification information at the card terminal 12. |
