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:
Dec. 06, 2022

Filed:

Dec. 02, 2019
Applicant:

Mtd Products Inc, Valley City, OH (US);

Inventor:

Her-Jye Chang, Zionsville, IN (US);

Assignee:

MTD PRODUCTS INC, Valley City, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/20 (2006.01); A01D 34/00 (2006.01); G05D 1/00 (2006.01); G05D 1/02 (2020.01); A01D 101/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/20 (2013.01); A01D 34/008 (2013.01); G05D 1/0011 (2013.01); G05D 1/0219 (2013.01); G05D 1/0278 (2013.01); A01D 2101/00 (2013.01); G05D 2201/0208 (2013.01);
Abstract

A method for autonomous mower navigation includes performing a training operation for an area including identifying a GPS signal associated with a training apparatus, iteratively recording data associated geolocations of the training apparatus as the training apparatus moves along a trajectory through the area, smoothing the geolocation data associated with the trajectory, and storing the smoothed geolocation data. The method can include subsequent to the training operation, performing a greens association process including establishing a link between the autonomous mower and an RTK-GPS base, receiving by the autonomous mower correction data from the RTK-GPS base, and determining an approach angle to a work area, wherein the path the autonomous mower travels to the work zone is defined by the approach angle.


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