| 摘要 |
<p>A system comprising a portable telephone (1), a telephone card (1') both having a registered identification number of a connection telephone company and a registered user ID, shop processing terminal (30), a POS terminal (40) both installed in a shop and managing the portable telephone and telephone card, and a managing host computer (100) of the telephone company, all being interconnected through communication lines. Dealt-with goods information about the portable telephone are sent to the host computer and stored therein. When a telephone call by the portable telephone is made, the host computer subtracts the telephone charge from the amount of money prepaid for telephone charge according to the goods information. It is possible to pay a telephone charge when a portable telephone or telephone card is used at a shop accepting them.</p> |
