US Patent Issued to Huawei Digital Power Technologies on Sept. 15 for "Wireless charging circuit, wireless charging method, device, and system" (Chinese Inventor)

ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,771, issued on Sept. 15, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Wireless charging circuit, wireless charging method, device, and system" was invented by Yuechao Li (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The wireless charging circuit includes an oscillation circuit and a monitoring circuit that are sequentially connected. The oscillation circuit includes an excitation voltage source, a full-bridge circuit, and an LC series circuit that are connected in series. When damped oscillation occurs in the LC series circuit, the LC series circuit outputs a resonant voltage signal during damped ...