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:
Nov. 07, 2017
Filed:
Mar. 17, 2015
Applicant:
Cypress Semiconductor Corporation, San Jose, CA (US);
Inventor:
Toru Katayama, Kanagawa, JP;
Assignee:
Cypress Semiconductor Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/00 (2006.01); G06F 7/523 (2006.01);
U.S. Cl.
CPC ...
H04L 9/002 (2013.01); G06F 7/523 (2013.01); H04L 2209/08 (2013.01);
Abstract
A device and method for resisting, non-invasive attacks are disclosed herein. The device includes a random number generator that generates a random number, and a multiplier that multiplies first data and second data in a unit of a bit length determined based on the random number.