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. 13, 2011
Filed:
Apr. 23, 2009
Mikio Teramura, Okazaki, JP;
Takeo Umesaka, Gifu, JP;
Takeshi Suganuma, Kariya, JP;
Denso Corporation, Kariya, JP;
Abstract
An electronic control unit (ECU) for a vehicle is disclosed. The subject ECU stores: vehicle ID; and first cross-check information different from the vehicle ID. The subject ECU acquires second cross-check information different from the vehicle ID. The second cross-check information is stored in an external ECU that is mounted in a same vehicle as the subject ECU is mounted. The subject ECU determines whether the first cross-check information matches the second cross-check information. Upon receiving an instruction for changing the vehicle ID, the subject ECU prohibits a change the vehicle ID if the first cross-check information matches the second cross-check information, and the subject ECU changes the vehicle ID if the first cross-check information does not match the second cross-check information.