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. 10, 2010
Filed:
May. 10, 2006
Applicants:
Michel Bardouillet, Rousset, FR;
Claude Anguille, Bouc Bel Air, FR;
Joan Daemen, Overpelt, BE;
Inventors:
Assignees:
STMicroelectronics S.A., Montrouge, FR;
Proton World International N.V., Zaventem, BE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/30 (2006.01); G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for recording at least one block of variable data in a first volatile memory external to a microprocessor, including calculating and storing a digital signature taking into account at least partially the address and the content of said data block in the memory, and at least a first random digital value internal to the microprocessor.