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.:

US 8315798 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 20, 2012

Filed:

Sep. 17, 2009
Applicants:

Takeshi Shikimachi, Kariya, JP;

Osamu Kanematsu, Nagoya, JP;

Inventors:

Takeshi Shikimachi, Kariya, JP;

Osamu Kanematsu, Nagoya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/34 (2006.01); G01C 21/26 (2006.01); G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A setting section sets a determination region, which is a certain geography range around a destination in a map specified by map data. A generating section generates a new road, which is not registered in the map data, based on a moving track of a navigation device when a current position of the navigation device deviates from an existing road registered in the map data. A new road registering section registers the generated new road in a storing section when a determination section determines that the set determination region includes at least a part of the generated new road. The navigation device performs the routing assistance to the destination using both the existing road registered in the map data and the registered new road.


Find Patent Forward Citations

Shikimachi, Takeshi. (2012). Navigation device, and method for updating map data and navigation (U.S. Patent No. 8315798). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8315798

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