发明名称 Electronic money system and transaction method using the same
摘要 An electronic money system and an electronic money terminal used therein which facilitate and promote the transaction by card representing cash. A user carries out a transaction by using an information card storing data representing monetary value, and in a case where the balance on the card is insufficient, the balance due is charged to a designated account or paid by loan. The user of the information card is able to carry out a transaction solely by information card even when the balance stored in the information card is insufficient.
申请公布号 US6764001(B1) 申请公布日期 2004.07.20
申请号 US20000580542 申请日期 2000.05.30
申请人 SONY CORPORATION 发明人 KAWAI SHIGEYUKI;ITO KOJI
分类号 G06Q20/00;G07F7/08;G07F7/10;G07F19/00;(IPC1-7):G06K5/00;G06F17/60 主分类号 G06Q20/00
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