ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,644, issued on May 20, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).
"Power conversion device and control method thereof" was invented by Koujie Dong (Dongguan, China), Guozhuang Bai (Dongguan, China), Yi Cai (Dongguan, China) and Huanmao Xie (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power conversion device includes a power conversion device includes an auxiliary power supply, a first load, a power conversion circuit, and a controller. When an output voltage of the auxiliary power supply in operation is greater than or equal to a first voltage threshold, the controller controls the first load t...