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Pat. 10622881 United States, Int. Cl.22 H02M 1/08, H02M 1/088, H02M 3/158, H02M 7/537, H02M 1/00. Circuits for softening switching phases in voltage converters : Appl. N 15/741338 : Filed 29.06.2016 : Pub. 14.04.2020 : / Jean-Marc Cyr, Jianhong Xu, Maalainine El Yacoubi, Jean Ricard ; Assignee Dana Tm4 Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10622881/en?oq=US10622881.html (дата обращения: ДД.ММ.ГГГГ).