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:
Dec. 22, 2020
Filed:
Jan. 17, 2018
Hitachi Automotive Systems, Ltd., Hitachinaka, JP;
Fumiharu Nakahara, Tokyo, JP;
Kenichi Kurosawa, Tokyo, JP;
Hajime Araki, Tokyo, JP;
Hidetoshi Teraoka, Tokyo, JP;
HITACHI AUTOMOTIVE SYSTEMS, LTD., Ibaraki, JP;
Abstract
The present invention provides a vehicle control device and a program update system capable of effectively suppressing erroneous execution and update of a plurality of control programs stored in a nonvolatile memory. A vehicle control device according to the present invention has a flash ROM and an operation unit. In addition, the flash ROM has a first area and a second area which store a control program executable by the operation unit and a plurality of management data areas which store management data including current program area information representing one storage area of the first area and the second area as a storage area storing a current control program to be executed by the operation unit.