ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,020, issued on Aug. 12, was assigned to AAC Acoustic Technologies (Shanghai) Co. Ltd. (Shanghai).

"Method and apparatus for positioning a vehicle based on UWB" was invented by Shuhan Yao (Shanghai), Yajun Zheng (Shanghai), Xiaojie Shao (Shanghai) and Zhipeng Ye (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a UWB-based method and apparatus for positioning a vehicle. The method includes: receiving, by the UWB module, UWB signals sent by UWB anchors on the vehicle, and acquiring a first relative distance parameter between the intelligent key and the vehicle based on the UWB signals; determining, when the first relative distance ...