US Patent Issued to Hong Kong Applied Science and Technology Research Institue on Sept. 1 for "Adaptive power control for two-stage AC/DC or DC/DC isolated power converters" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,131, issued on Sept. 1, was assigned to Hong Kong Applied Science and Technology Research Institue Co. Ltd. (Hong Kong, Hong Kong).

"Adaptive power control for two-stage AC/DC or DC/DC isolated power converters" was invented by Yiu Pang Chan (Hong Kong, Hong Kong), Tin Ho Li (Hong Kong, Hong Kong), Kai Wing Andy Yeung (Hong Kong, Hong Kong) and Qingchun Li (Hong Kong, Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "A two-stage power converter has a Power-Factor Converter (PFC) and a Dual Active Bridge (DAB) converter connected together by a DC link voltage. The DAB converter outputs a battery voltage with a battery current. A PFC controller...