| 发明名称 |
ENCODING DEVICE, ENCODING METHOD AND PROGRAM |
| 摘要 |
<p>When processing a data conversion function of a MISTY structure, such as the FO function of MISTY1, the logical calculation result t3 of the exclusive OR 614 of the process result of the FI function 602 of the MISTY structure in the second stage and a logical calculation result t1 of an exclusive OR 612 of the MISTY structure in the first stage is not stored in a register. The logical calculation result t3 and the logical calculation result of respective exclusive OR 642 and 643 are subject to a direct exclusive OR with the respective exclusive OR 642 and 643.</p> |
| 申请公布号 |
EP2237246(A1) |
申请公布日期 |
2010.10.06 |
| 申请号 |
EP20080702793 |
申请日期 |
2008.01.18 |
| 申请人 |
FUJITSU LIMITED |
发明人 |
YAJIMA, JUN;YAMAMOTO, DAI;ITOH, KOUICHI |
| 分类号 |
G09C1/00;H04L9/06 |
主分类号 |
G09C1/00 |
| 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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