ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,811, issued on Sept. 30, was assigned to Hangzhou MPS Semiconductor Technology Ltd. (Zhejiang, China).

"Isolated switching converter with two isolated channels and control method thereof" was invented by Xuefeng Chen (Hangzhou, China) and Hui Li (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller used in an isolated switching converter having a transformer, a primary switch and a secondary switch. The controller has an error amplifying circuit, a control generator and an isolation circuit. The error amplifying circuit generates a first compensation signal based on the difference between a reference voltage and an output fee...