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:
Mar. 17, 2004
Mehdi-laurent Akkar, Gentilly, FR;
Louis Goubin, Paris, FR;
Olivier Thanh-khiet Ly, Boulogne Billancourt, FR;
Mehdi-Laurent Akkar, Gentilly, FR;
Louis Goubin, Paris, FR;
Olivier Thanh-Khiet Ly, Boulogne Billancourt, FR;
Gemalto SA, Meudon, FR;
Abstract
The invention concerns an automatic method to secure an electronic calculation assembly against attacks by error introduction or by radiation. The following are used: 1) Static information generated by the automatic process; 2) A dynamic part of the memory of the electronic system allocated by the automatic process; 3) Beacons and check points to mark out the code, introduced by the automatic process; 4) Beacon functions storing information in the dynamic memory; 5) History verification functions using the static information and the dynamic memory to check that no errors have been introduced.