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Pat. 11165340 United States, Int. Cl.22 H02M 1/42, H02M 1/36, H02M 7/219, H02M 1/00. Method and apparatus for digital power factor correction of a poly-phase AC to DC converter : Appl. N 16/599460 : Filed 11.10.2019 : Pub. 02.11.2021 : / Raymond Louis Barrett ; Assignee Individual ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11165340/en?oq=US11165340.html (дата обращения: ДД.ММ.ГГГГ).