US Patent Issued to Huawei Digital Power Technologies on June 16 for "Power factor correction circuit and power factor correction circuit control method" (Chinese Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,658,787, issued on June 16, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Power factor correction circuit and power factor correction circuit control method" was invented by Ken Chin (Shenzhen, China), Yuanjun Liu (Shenzhen, China), Shanglin Mo (Dongguan, China) and Liangyun Kang (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power conversion circuit and a power conversion circuit control method. The power conversion circuit determines polarity of an alternating current voltage by using a PFC circuit controller, determines, based on a current of an inductor, a signal for controlling a secondary switch ...