ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,116, issued on Aug. 4, was assigned to Beijing Roborock Technology Co. Ltd. (Changping District, China).

"Distance measurement method and device, and robot and storage medium" was invented by Guangzhen Yang (Beijing) and Yang Yu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure provide a distance measurement method and device, a robot and a storage medium. The method comprises: acquiring a first image, where the first image at least comprises a to-be-detected object and a ground on which the to-be-detected object is located; determining an initial constraint condition of the ground based on the first image;...