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Pat. 11211872 United States, Int. Cl.22 H02M 1/42, H02M 3/335, H02M 7/219, H02M 1/00. Power-factor-correction rectifiers with soft switching : Appl. N 17/034446 : Filed 28.09.2020 : Pub. 28.12.2021 : / Yungtaek Jang, Misha Kumar, Tomas Sadilek, Peter Barbosa ; Assignee Delta Electronics Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11211872/en?oq=US11211872.html (дата обращения: ДД.ММ.ГГГГ).