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:
Mar. 31, 2009
Filed:
Apr. 26, 2006
Yoji Matsuoka, Zama, JP;
Teruyuki Ishida, Zama, JP;
Keisuke Mutou, Zama, JP;
Hiroaki Konda, Zama, JP;
Takashi Yoshimaru, Kokubunji, JP;
Takaaki Ishii, Kokubunji, JP;
Mami Nomura, Kokubunji, JP;
Tsugumichi Owaki, Kokubunji, JP;
Yoji Matsuoka, Zama, JP;
Teruyuki Ishida, Zama, JP;
Keisuke Mutou, Zama, JP;
Hiroaki Konda, Zama, JP;
Takashi Yoshimaru, Kokubunji, JP;
Takaaki Ishii, Kokubunji, JP;
Mami Nomura, Kokubunji, JP;
Tsugumichi Owaki, Kokubunji, JP;
Xanavi Informatics Corporation, Zama-shi, JP;
Abstract
According to the 1st aspect of the invention, a navigation system comprises: a storage unit that stores map data managed with links representing smallest road units; a road map display unit that displays a road map based upon the map data; a depressed position detection unit that detects a depressed position on the road map on display; and a route setting unit that extracts a corresponding link corresponding to the depressed position and sets the extracted corresponding link as a route to a destination based upon the map data, and the route setting unit extracts a link adjacent to the corresponding link and makes a decision as to whether or not the adjacent link can be entered from the corresponding link based upon the map data.