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Pat. 10103644 United States, Int. Cl.22 H02M 7/68, H02M 1/42, H02M 7/217. Bridgeless resonant AC-DC converters and systems and control systems therefor : Appl. N 14/872768 : Filed 01.10.2015 : Pub. 16.10.2018 : / Alireza Khaligh, Yichao Tang ; Assignee University of Maryland At College Park ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10103644/en?oq=US10103644.html (дата обращения: ДД.ММ.ГГГГ).