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:
Jun. 14, 2022
Filed:
Oct. 28, 2020
Applicant:
Koninklijke Philips N.v., Eindhoven, NL;
Inventors:
Ronald Rietman, Eindhoven, NL;
Sebastiaan Jacobus Antonius De Hoogh, Oosterhout, NL;
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2022.01); H01L 21/48 (2006.01); H01L 23/48 (2006.01); H01L 23/498 (2006.01); H01L 23/538 (2006.01); H01L 23/66 (2006.01); H01L 23/00 (2006.01); H01P 3/06 (2006.01); H01P 11/00 (2006.01); H05K 1/02 (2006.01); G09C 1/00 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/004 (2013.01); G09C 1/00 (2013.01); H01L 21/4857 (2013.01); H01L 23/48 (2013.01); H01L 23/49838 (2013.01); H01L 23/5383 (2013.01); H01L 23/5386 (2013.01); H01L 23/66 (2013.01); H01L 24/16 (2013.01); H01P 3/06 (2013.01); H01P 11/005 (2013.01); H04L 9/0618 (2013.01); H05K 1/0218 (2013.01); H05K 1/0219 (2013.01); H01L 2223/6622 (2013.01); H01L 2224/16227 (2013.01); H01L 2224/16235 (2013.01); H01L 2924/15192 (2013.01); H01L 2924/15311 (2013.01); H04L 2209/16 (2013.01); H05K 1/0243 (2013.01);
Abstract
A cryptographic device () arranged to compute a target block cipher (B) on an input message (), the device comprising a first and second block cipher unit () arranged to compute the target block cipher (B) on the input message, and a first control unit () arranged to take the first block cipher result and the second block cipher result as input, and to produces the first block cipher result only if the block cipher results are equal.