Queen鈥檚 Partnerships and Innovation is pleased to report the issuance of U.S. Patent No. 11,396,241 entitled, "Power Converter Controlled Capacitor Circuits and Methods," on July 26, 2022 to Yan-Fei Liu. The patent relates to a series circuit which includes a capacitor connected in series with output terminals of a power converter. The power converter provides an auxiliary voltage and a controller controls the auxiliary voltage according to a selected function, such that the series circuit behaves as a capacitor, an inductor, or an impedance, based on the selected function.