ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,782, issued on April 22, was assigned to Chongqing Changan Automobile Co. Ltd. (Chongqing, China).
"Roundabout characteristics recognition system" was invented by Dehua Cui (Northville, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A roundabout characteristics recognition system for an autonomous driving vehicle. The roundabout characteristics recognition system detects the various remote object trajectories around the roundabout traffic circle environment and analyzes the trajectories to extract feature data relevant to the roundabout topology and geometry. The roundabout characteristics recognition system processes the remote object trajecto...