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Pat. 11456666 United States, Int. Cl.22 H02M 3/158, G01R 19/165, G01R 19/175, H02M 7/537, H03K 19/003, H02M 1/00. Zero current detection system used in switching regulator comprising an inductor : Appl. N 16/788890 : Filed 12.02.2020 : Pub. 27.09.2022 : / Ching-Yen Chiu, Chung Ming Hsieh ; Assignee Nuvoton Technology Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11456666/en?oq=US11456666.html (дата обращения: ДД.ММ.ГГГГ).