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Pat. 11463009 United States, Int. Cl.22 H02M 3/158, H02J 7/34, H02M 1/00, H02M 3/07. Flying capacitor charging method and apparatus : Appl. N 17/103250 : Filed 24.11.2020 : Pub. 04.10.2022 : / Yiming Jiang ; Assignee Huawei Digital Power Technologies Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11463009/en?oq=US11463009.html (дата обращения: ДД.ММ.ГГГГ).