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:
Jan. 06, 2026

Filed:

Oct. 24, 2023
Applicant:

Leica Geosystems Technology A/s, Odense SØ, DK;

Inventors:

Michael Goulet Kean, Odense C, DK;

Tommi Juhani Kauppinen, Odense C, DK;

Morten Nissen, Odense M, DK;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/246 (2017.01); E02F 9/26 (2006.01); G06T 7/73 (2017.01); G06T 7/80 (2017.01);
U.S. Cl.
CPC ...
G06T 7/251 (2017.01); E02F 9/261 (2013.01); E02F 9/264 (2013.01); G06T 7/75 (2017.01); G06T 7/80 (2017.01); G06T 2207/30244 (2013.01); G06T 2207/30252 (2013.01);
Abstract

A method for tracking a movable implement of a work vehicle. The method comprises the steps of 1.) accessing images during movement of the work vehicle providing a view onto an environment and at least part of the implement, 2.) providing by a feature tracking algorithm a 3D environment model and referencing of the sensor pose to the 3D environment model, 3.) tracking implement features at different poses of the implement and, determining implement tracking data providing positional and arrangement information for the implement features, 4.) accessing benchmark information providing a real distance between two benchmark points, 5.) using the benchmark information to provide the implement tracking data with absolute scale information, and 6.) using the implement tracking data for the tracking of the implement.


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