The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 2011
Filed:
Dec. 22, 2004
Applicant:
Stefan Rueping, Lengdorf, DE;
Inventor:
Stefan Rueping, Lengdorf, DE;
Assignee:
Infineon Technologies AG, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04K 1/04 (2006.01); H04K 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for executing a cryptoalgorithm including a central processing unit for a first sub-group of operations and for a flow control of the cryptoalgorithm as well as a hardware circuit for a second sub-group of operations, wherein the first sub-group preferably includes arithmetic and/or logic operations, while the second sub-group includes rotation operations, permutation operations, substitution operations or selection operations.