发明名称 |
MICROPROCESSOR SYSTEM WITH ENCODING |
摘要 |
A microcontroller for security applications includes an encryption unit between a bus and a functional unit. The encryption unit includes a gate and a key register. A memory is provided with a further encryption unit whose gate is connected between the register and the gate of the first encryption unit. As a result, the transferred information item is available in encrypted form at any point on the bus. |
申请公布号 |
EP1249010(A1) |
申请公布日期 |
2002.10.16 |
申请号 |
EP20000990531 |
申请日期 |
2000.12.14 |
申请人 |
INFINEON TECHNOLOGIES AG |
发明人 |
GAMMEL, BERNDT;KNIFFLER, OLIVER;SEDLAK, HOLGER |
分类号 |
G06F12/08;G06F12/14;G06F21/60;G06F21/85;G07F7/10;G11C7/24;(IPC1-7):G07F7/10 |
主分类号 |
G06F12/08 |
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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