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:
Oct. 21, 2008

Filed:

Jun. 21, 2006
Applicants:

Munetoshi Unuma, Hitachinaka, JP;

Kenichiro Kurata, Hitachinaka, JP;

Hideki Inoue, Hitachi, JP;

Yasunori Nagaoka, Kawasaki, JP;

Inventors:

Munetoshi Unuma, Hitachinaka, JP;

Kenichiro Kurata, Hitachinaka, JP;

Hideki Inoue, Hitachi, JP;

Yasunori Nagaoka, Kawasaki, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01S 5/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A navigation system for guiding a moving object from a current position to a destination includes a setting device that sets the current position and the destination, a sensor that detects movement of the moving object, a computing device that calculates move distance that the moving object has moved from the current position based on data outputted from the detecting sensor, and that determines a position of the moving object by shifting the calculated move distance from the current position on path data between the current position and the destination, which has been obtained by a path planning. The navigation system further includes a display device for displaying path guidance information depending on the determined position of the moving object.


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