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Pat. 10826413 United States, Int. Cl.22 H02M 7/539, H02M 7/04, H02M 7/5395. Power supply and power supply method with circulation current compensation : Appl. N 16/521195 : Filed 24.07.2019 : Pub. 03.11.2020 : / Xiaoting Fang, Zhihua Liu ; Assignee Huawei Technologies Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10826413/en?oq=US10826413.html (дата обращения: ДД.ММ.ГГГГ).