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:
Jul. 19, 2022
Filed:
Jan. 09, 2020
Denso Corporation, Kariya, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Takahiro Shidai, Kariya, JP;
Yusuke Satoh, Toyota, JP;
DENSO CORPORATION, Kariya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An electronic control device includes: a memory that stores a plurality of divided programs obtained by dividing a program and a verification authenticator, a cryptographic operator that generates a partial authenticator for each of the plurality of divided programs in a cryptographic operation; and a verification unit that generates a operation authenticator by performing a logic operation using the plurality of partial authenticators, and verifies a falsification of the program by determining whether the verification authenticator and the operation authenticator match.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile