发明名称 |
DIGITAL ELECTRONIC COMPONENT WHICH IS PROTECTED AGAINST ELECTRICAL-TYPE ANALYSES |
摘要 |
The invention relates to a digital electronic component which is protected against electrical- and/or electromagnetic-type analyses. The inventive component comprises: a synchronous element (10) which is controlled by a clock (H); means (11, 12) of generating said clock (H), the frequency of which varies randomly between a minimum value and a maximum value for at least a given period of time; and means (13) of controlling the random nature of the frequency change of said clock (H).
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申请公布号 |
WO03050750(A1) |
申请公布日期 |
2003.06.19 |
申请号 |
WO2002FR04285 |
申请日期 |
2002.12.11 |
申请人 |
CANAL + TECHNOLOGIES;DAUVOIS, JEAN-LUC;PERRINE, JEROME |
发明人 |
DAUVOIS, JEAN-LUC;PERRINE, JEROME |
分类号 |
G06K19/073;G06F21/06;G06K7/00;G06K19/07;(IPC1-7):G06K7/00 |
主分类号 |
G06K19/073 |
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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