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:
Sep. 24, 2024
Filed:
Feb. 17, 2023
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kiyokazu Umimura, Chiba, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/00 (2018.01); G06F 9/4401 (2018.01); G06F 9/445 (2018.01); G06F 15/177 (2006.01);
U.S. Cl.
CPC ...
G06F 9/441 (2013.01); G06F 9/4401 (2013.01); G06F 9/445 (2013.01); G06F 15/177 (2013.01);
Abstract
A first processor performs a falsification detection on a first boot code based on activation of an information processing apparatus, and in a case where no falsification of the first boot code is detected and version information about the first boot code and version information about a second boot code are different from each other, the first processor overwrites the second boot code with the first boot code after reset processing of a second processor is completed.