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:
Jun. 02, 2020

Filed:

Jul. 26, 2017
Applicant:

Komatsu Ltd., Tokyo, JP;

Inventors:

Kazuhiro Hashimoto, Hirakata, JP;

Kenjiro Shimada, Hirakata, JP;

Kota Beppu, Hiratsuka, JP;

Masayuki Nakagawa, Hirakata, JP;

Assignee:

KOMATSU LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/26 (2006.01); E02F 3/84 (2006.01); E02F 3/76 (2006.01); G05D 1/02 (2020.01); E02F 9/20 (2006.01);
U.S. Cl.
CPC ...
E02F 9/262 (2013.01); E02F 3/76 (2013.01); E02F 3/7609 (2013.01); E02F 3/842 (2013.01); E02F 3/844 (2013.01); G05D 1/0212 (2013.01); G05D 1/0278 (2013.01); E02F 9/2045 (2013.01); G05D 2201/0202 (2013.01);
Abstract

A current terrain acquisition device acquires current terrain information. The current terrain information indicates the current terrain to be worked, and includes the height of the current terrain at a plurality of points. A controller is configured to decide the smoothed height for each of the plurality of points. The controller is configured to decide a smoothed current terrain that includes the smoothed height of the plurality of points. The controller is configured to decide a virtual design surface on the basis of the smoothed current terrain. The controller is configured to generate a command signal to a work implement of the work vehicle to move the work implement along the virtual design surface.


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