ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,919, issued on Sept. 23, was assigned to Beijing Big Moment Technology Co. Ltd. (Beijing).

"Controller and method for controlling a voltage converter" was invented by Kai Chen (Sichuan, China) and Zhiguo Liu (Sichuan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller for controlling a voltage converter that generates a real-time charging current and a real-time charging voltage, including a compensation circuit, a driving circuit and a control circuit. The compensation circuit compares the real-time charging current with a preset charging current to generate a first comparison result, compares the real-time charging voltage with a p...