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:
Oct. 05, 2010
Filed:
Apr. 11, 2006
Applicants:
Fabrice Romain, Rians, FR;
Alain Pomet, Rousset, FR;
Inventors:
Fabrice Romain, Rians, FR;
Alain Pomet, Rousset, FR;
Assignee:
STMicroelectronics SA, Montrouge, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 5/00 (2006.01); G06K 7/08 (2006.01); G06K 19/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and a circuit for protecting an integrated circuit against an extraction of data read from at least one memory, comprising the steps of comparing each data word to be output from the integrated circuit with at least one value stored in this circuit, and generating an error signal in case of an identity between the value and the data waiting to be output.