ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,822, issued on Jan. 27, was assigned to UBTECH ROBOTICS CORP LTD (Shenzhen, China).
"Mapping method, computer-readable storage medium, and robot" was invented by Simin Zhang (Shenzhen, China) and Zhichao Liu (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mapping method, a computer-readable storage medium, and a robot are provided. The method is applied to a robot including a first lidar and a second lidar, where the first lidar is installed at a position higher than that of the second lidar. The method includes: obtaining a first laser key frame; calculating a current pose of a robot based on the first laser key frame; updating a ...