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. 04, 2019

Filed:

Oct. 08, 2016
Applicant:

Zhejiang Guozi Robot Technology Co., Ltd., Hangzhou, Zhejiang, CN;

Inventors:

Kai Chen, Zhejiang, CN;

Yikun Tao, Zhejiang, CN;

Xinfeng Du, Zhejiang, CN;

Jizhong Shen, Zhejiang, CN;

Lingfen Zhu, Zhejiang, CN;

Hongbo Zheng, Zhejiang, CN;

Xia Wang, Zhejiang, CN;

Xudong Mi, Zhejiang, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 1/00 (2006.01); G01C 1/00 (2006.01); G05D 1/02 (2006.01); G01C 21/20 (2006.01); G01C 21/26 (2006.01); G01C 21/36 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0287 (2013.01); G01C 21/20 (2013.01); G05D 1/0088 (2013.01); G05D 1/02 (2013.01); G05D 1/0274 (2013.01); Y10S 901/01 (2013.01);
Abstract

A path planning method is provided for mobile robots, including the following steps: Step 1. Searching for available paths according to the destinations of moving of the robots and the nodes properties on the map; Step 2. Determining the optimum path, according to the weights of the segments on all the available paths, with the segments being arbitrary curves made up of Bezier curves or splined curves of a plurality of control points; and Step 3. Driving the robots to move along the optimum path, and to stop at the stop points. The present path planning method for mobile robots increases the ways of connection between the nodes significantly and avoids that there is only a single way of connection between two nodes.


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