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. 30, 2019
Filed:
Aug. 08, 2018
Onkyo Corporation, Osaka, JP;
Kazunari Ito, Osaka, JP;
Onkyo Corporation, Osaka, JP;
Abstract
An electronic device includes a volatile memory; a non-volatile memory which is for storing firmware; and a circuit, wherein the firmware includes firmware body and loader which is for rewriting the non-volatile memory, and the circuit, judges whether the firmware is being rewritten or not based on a first mark when activating, judges whether the loader is being rewritten or not based on a second mark when it judges that the firmware is being rewritten, copies the loader which is copied to the other position of the non-volatile memory to the volatile memory when it judges that the loader is being rewritten, and executes the loader which is copied to the volatile memory and rewrites the firmware which is stored in the non-volatile memory.