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:
Nov. 04, 2014

Filed:

Jul. 02, 2012
Applicants:

Yoriko Kazama, Hanno, JP;

Toshihiro Kujirai, Kodaira, JP;

Takashi Watanabe, Tachikawa, JP;

Inventors:

Yoriko Kazama, Hanno, JP;

Toshihiro Kujirai, Kodaira, JP;

Takashi Watanabe, Tachikawa, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/36 (2006.01); G01C 21/34 (2006.01); G01C 21/20 (2006.01);
U.S. Cl.
CPC ...
G01C 21/3461 (2013.01); G01C 21/20 (2013.01);
Abstract

Provided is a route generation device capable of generating an appropriate route. A route generation system of one embodiment of the present invention includes: analysis sections that analyze aerial image data to identify the land state of an area included in an aerial image; a storage section that stores traffic cost information associating a traffic-cost coefficient indicating traffic difficulty with the land state; a route searching section that calculates traffic costs of a plurality of routes from a start point to an end point by referring to the analysis results of the analysis sections and the traffic cost information and that determines a route candidate to be used from the start point to the end point based on the calculation results.


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