US Patent Issued to Huawei Technologies'Co., 'Ltd.' on April 8 for "Wireless charging transmitting apparatus and method and wireless charging system" (Chinese Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,963, issued on April 8, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Wireless charging transmitting apparatus and method and wireless charging system" was invented by Yunhe Mao (Shenzhen, China) and Yanding Liu (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless charging transmitting apparatus and method and a wireless charging system are provided. The transmitting apparatus includes a compensation circuit, an inverter circuit, a transmitting coil, an impedance adjustment circuit, and a controller. The impedance adjustment circuit includes a leading-bridge-arm impedance adjustment circuit and a lagging-bri...