| 摘要 |
<P>PROBLEM TO BE SOLVED: To manage the balance of an actual wallet in addition to the balance of an electronic wallet and to confirm the balance of the actual wallet and the balance of the electronic wallet each time money is transferred between the actual wallet and the electronic wallet. <P>SOLUTION: When money is transferred between the actual wallet and the electronic wallet via radio communication between an electronic money payment device equipped with an IC card reader/writer 30 and a noncontact IC card chip 20 while the balance of the actual wallet and the balance of the electronic wallet are stored and managed as actual wallet/electronic wallet management information, a CPU 1 updates the balance of the actual wallet and the balance of the electronic wallet according to the amount of money transferred, and displays the balance of the actual wallet and the balance of the electronic wallet after the updates individually as guidance. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
