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:
Jul. 08, 2025

Filed:

Jan. 29, 2023
Applicant:

Psj International Ltd., Tortola, VG;

Inventors:

Tzu-Yi Yang, Taoyuan, TW;

Meng-Lin Yu, Kaohsiung, TW;

Ju-Chin Chao, New Taipei, TW;

Ruey-Beei Wu, Taipei, TW;

Assignee:

PSJ INTERNATIONAL LTD., Tortola, VG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 5/02 (2010.01); H04W 64/00 (2009.01);
U.S. Cl.
CPC ...
G01S 5/02955 (2020.05); G01S 5/0242 (2013.01); H04W 64/003 (2013.01); G01S 2205/02 (2020.05);
Abstract

A spatial positioning method is provided. The method includes steps of: dividing an activity space into a plurality of activity regions; selecting a plurality of positions in the activity space or within a distance range of the activity space as a plurality of base station candidate positions; predicting connection states between the plurality of base stations that are disposed respectively at the plurality of station candidate positions and a mobile robot moving to each of the plurality of activity regions; selecting some of the base station candidate positions as a plurality of base station positions according to the connection states; disposing the plurality of base stations respectively at the plurality of base station positions; and wirelessly connecting the mobile robot respectively moving to the plurality of activity regions to some of the plurality of base stations to position the mobile robot.


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