发明名称 |
Security system for an apparatus. |
摘要 |
<p>A smart card security system has a system code and a security code. By means of a unique card containing the system code, the security code can be changed. Any card containing the correct security code renders the apparatus to be protected operable. The holder of the card bearing the system code can temporarily authorize other users to operate the apparatus.</p> |
申请公布号 |
EP0525895(A1) |
申请公布日期 |
1993.02.03 |
申请号 |
EP19920202277 |
申请日期 |
1992.07.24 |
申请人 |
N.V. PHILIPS' GLOEILAMPENFABRIEKEN |
发明人 |
BEUK, LEONARDUS GERARDUS MARIA;KALISVAART, BERT |
分类号 |
B60R25/00;B60R25/10;G06K17/00;G07C9/00;G07F7/10;G08B15/00 |
主分类号 |
B60R25/00 |
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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