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. 06, 2024
Filed:
Dec. 16, 2021
Stmicroelectronics (Rousset) Sas, Rousset, FR;
Stmicroelectronics (Grand Ouest) Sas, Le Mans, FR;
Julien Couvrand, Le Mans, FR;
William Orlando, Peynier, FR;
STMicroelectro cs (Rousset) SAS, Rousset, FR;
STMicroelectronics (Grand Ouest) SAS, Le Mans, FR;
Abstract
The present description concerns an electronic system including one or a plurality of first microprocessors, a second microprocessor for securely managing first encryption keys of the first microprocessors, the second microprocessor being configured to communicate with each first microprocessor and including a first non-volatile memory having at least one second key stored therein, and for each first microprocessor, a second non-volatile memory external to the second microprocessor and containing the first keys of the first microprocessor encrypted with the second key.