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Pat. 11239760 United States, Int. Cl.22 H02M 5/14, H02M 5/297, H02M 5/293, H02P 6/28. Power conversion system and control method for voltage conversion circuit : Appl. N 17/041248 : Filed 25.03.2019 : Pub. 01.02.2022 : / Yuji Kudoh ; Assignee Panasonic Intellectual Property Management Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11239760/en?oq=US11239760.html (дата обращения: ДД.ММ.ГГГГ).