发明名称 |
IC card |
摘要 |
The IC card is capable of providing a plurality of services to an external device on one card, and comprises: a interface for the external device; a switch disposed on the IC card and that selects a service; a memory unit recording a information corresponding to a plurality of services and having a plurality areas each storing different information from another areas in security level; a CPU reading/writing information from/to the memory unit based on the service selected by the switch, and provides the selected service to the external device by way of the interface; a security level judgment unit judging the security level on an access status by the application to the memory areas; and a display unit displaying a kind of selected service or a security level of the service.
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申请公布号 |
US6994263(B2) |
申请公布日期 |
2006.02.07 |
申请号 |
US20030607500 |
申请日期 |
2003.06.27 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
UEDA EIJI;NAKABE FUTOSHI;KAWASAKI MASAHIRO;SAKAMOTO SHIZUKA;OHMORI MOTOJI |
分类号 |
G06K19/06;G06K7/00;G06K19/073;G06K19/077 |
主分类号 |
G06K19/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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