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:
Feb. 12, 2019
Filed:
Oct. 27, 2014
Denso Corporation, Kariya, Aichi-pref., JP;
Kenji Katou, Kariya, JP;
DENSO CORPORATION, Kariya, Aichi-pref., JP;
Abstract
A portable communication apparatus, which communicates with vehicle control apparatuses that respectively control vehicles to achieve authentication with respect the vehicle control apparatuses, includes an authentication information change section and a post-change communication section. The authentication information change section communicates with a first vehicle control apparatus, by using a first communication technique, to change authentication information that is used in the first vehicle control apparatus to authenticate the portable communication apparatus. Upon receipt of a notice indicative of having changed the authentication information from the first vehicle control apparatus, the post-change communication section communicates with a second vehicle control apparatus, by using a second communication technique.