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, 2026

Filed:

Jun. 18, 2025
Applicant:

Visionnav Robotics Usa Inc., Acworth, GA (US);

Inventors:

Feng Zhang, Acworth, GA (US);

Yujie Lu, Acworth, GA (US);

Fan Zheng, Acworth, GA (US);

Assignee:

VISIONNAV ROBOTICS USA INC., Acworth, GA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); G01C 21/00 (2006.01); G01C 21/20 (2006.01); G05D 1/246 (2024.01); G06T 3/40 (2006.01); G05D 107/70 (2024.01);
U.S. Cl.
CPC ...
G06T 7/74 (2017.01); G01C 21/206 (2013.01); G01C 21/3859 (2020.08); G05D 1/246 (2024.01); G06T 3/40 (2013.01); G05D 2107/70 (2024.01); G06T 2207/10028 (2013.01); G06T 2207/30252 (2013.01);
Abstract

Provided are an autonomous mobile machine, a controller, and a control method. The autonomous mobile machine includes a controller executing program instructions to implement: driving a sensor to obtain a first current frame; retrieving an adjacent region corresponding to the first current frame according to a pose of the first current frame; determining whether the adjacent region is the same as an adjacent region corresponding to a previous frame; updating a region list stored in a first storage medium based on that the adjacent region corresponding to the first current frame is different from the adjacent region corresponding to the previous frame, wherein the region list records the adjacent region corresponding to the first current frame; and loading, from a second storage medium, a pose and point cloud data of a key frame corresponding to a newly added region in the region list into the first storage medium.


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