Invention Application
WO2005002132A3 PORTABLE DATA CARRIER FOR DECODING CRYPTOGRAPHICALLY SECURED DIGITAL DATA
审中-公开
便携式数据载体，用于确定加密数据的密码保护
- Patent Title: PORTABLE DATA CARRIER FOR DECODING CRYPTOGRAPHICALLY SECURED DIGITAL DATA
- Patent Title (中): 便携式数据载体，用于确定加密数据的密码保护
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Application No.: PCT/EP2004006994Application Date: 2004-06-28
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Publication No.: WO2005002132A3Publication Date: 2005-05-26
- Inventor: WALLHAEUSSER CURD
- Applicant: GIESECKE & DEVRIENT GMBH , WALLHAEUSSER CURD
- Assignee: GIESECKE & DEVRIENT GMBH,WALLHAEUSSER CURD
- Current Assignee: GIESECKE & DEVRIENT GMBH,WALLHAEUSSER CURD
- Priority: DE10329320 2003-06-30
- Main IPC: G07F7/10
- IPC: G07F7/10 ; G11B20/00 ; H04N5/00 ; H04N7/16
Abstract:
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.
Information query
