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:
Jan. 20, 2026
Filed:
Jan. 15, 2020
Applicant:
Hitachi Astemo, Ltd., Hitachinaka, JP;
Inventors:
Assignee:
HITACHI ASTEMO, LTD., Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); B60R 16/02 (2006.01); G06F 9/4401 (2018.01); G06F 21/57 (2013.01);
U.S. Cl.
CPC ...
G06F 21/575 (2013.01); B60R 16/02 (2013.01); G06F 9/4418 (2013.01);
Abstract
The present invention provides a technology to ensure security during fast boot-up. Provided according to the present invention is an electronic control device installed on a mobile body, the electronic control device including a controller which controls a microcomputer using code, a security verifier which makes security verification of the code, and boot-up code which is part of the code and is executed when the microcomputer is booted. The controller enables, when the code or the boot-up code has been verified by the security verifier at the time of a transition of the microcomputer to a shutdown state, the boot-up code to be executed during next boot-up.