| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic money system in which a transaction can be executed between individuals without mediating a clearing agency and security is improved at the same time. <P>SOLUTION: The system comprises a first module, in which the amount of the electronic money allowed to pay is stored, and a second module, in which the amount of the electronic money spent, and the amount for settlement decided on an own device is subtracted from the amount of the electronic money stored on the first module (S8) and the amount of the electronic money informed from the other device is added to the amount of the electronic money stored on the second module (S9). When the amount, to which the amount of the electronic money stored in the first module and the amount of the electronic money stored in the second module are added, is the designated amount, the settlement is made. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
