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.

Date of Patent:
Jul. 01, 2008

Filed:

Apr. 04, 2006
Applicants:

Yoshinori Watanabe, Chita-gun, JP;

Masatoshi Abo, Toyota, JP;

Kiyotaka Taguchi, Kariya, JP;

Hidehiko Kawakami, Nagoya, JP;

Hirokazu Shibata, Okazaki, JP;

Inventors:

Yoshinori Watanabe, Chita-gun, JP;

Masatoshi Abo, Toyota, JP;

Kiyotaka Taguchi, Kariya, JP;

Hidehiko Kawakami, Nagoya, JP;

Hirokazu Shibata, Okazaki, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A map image showing a current position and its surroundings, a route, and an arrow are displayed and superimposed on one another. The arrow has a base indicating the current position and a length indicating a predetermined distance along the route. The arrow has the transparency adjusted to be half transparent to make the map image and route discernible. The arrow moves along with the current position as a vehicle travels on the route. When the route is rectilinear, the shape and length of the arrow do not change. When the route is turned left at an intersection, the arrowhead is turned left after reaching the intersection. Since the arrow is displayed along the route, the arrowhead is disposed on a road to which the vehicle is brought by a left turn made on a road on which the base is disposed.


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