发明名称 |
PORTABLE DATA CARRIER FOR DECODING CRYPTOGRAPHICALLY SECURED DIGITAL DATA |
摘要 |
The invention relates to a portable data carrier (1) for decoding cryptographically secured digital data representing a digitalisation of an analog signal. The inventive portable data carrier (1) is characterised in that it is provided with a decoding function (2) for decoding the cryptographically secured digital data, and has a digital-analog converter (3) for converting the decoded digital data into the corresponding analog signal. |
申请公布号 |
WO2005002132(A3) |
申请公布日期 |
2005.05.26 |
申请号 |
WO2004EP06994 |
申请日期 |
2004.06.28 |
申请人 |
GIESECKE & DEVRIENT GMBH;WALLHAEUSSER, CURD |
发明人 |
WALLHAEUSSER, CURD |
分类号 |
G07F7/10;G11B20/00;H04N5/00;H04N7/16 |
主分类号 |
G07F7/10 |
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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