发明名称 Time-measurement secured transactional electronic entity
摘要 An electronic entity such as a chip card containing time measurement elements includes a capacitative component ( 20 ) having a leak through the dielectric area thereof and being able to be charged when the entity is coupled to an electric power source and a member ( 22 ) for measuring the residual charge of the capacitative component which is implemented in a subsequent measure.
申请公布号 US2005135411(A1) 申请公布日期 2005.06.23
申请号 US20050508865 申请日期 2005.02.08
申请人 SUREAUD JEAN 发明人 SUREAUD JEAN
分类号 G06K19/073;G06K19/077;(IPC1-7):H04L12/66 主分类号 G06K19/073
代理机构 代理人
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