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. 09, 2014
Filed:
Mar. 26, 2012
Nobuhiro Mizuno, Tokyo, JP;
Yasuhiro Shimizu, Kariya, JP;
Nobuhiro Mizuno, Tokyo, JP;
Yasuhiro Shimizu, Kariya, JP;
Denso Corporation, Kariya, JP;
Abstract
To improve accuracy of determining whether route elements stored as a history are route elements familiar to the user, a navigation apparatusincludes: a passage history storage unitthat stores a history of route elements passed in the past; a memory cost determination unitthat determines memory costs indicative of how less likely a user still has in mind the route elements stored in the passage history storage unitbased on the history stored in the passage history storage unit; a route search unitthat searches for a route leading to a destination by combining the route elements to minimize a route cost of the entire route including the memory costs determined by the memory cost determination unit; and a navigation unitthat performs a route guide in accordance with the route searched by the route search unit