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Pat. 10541550 United States, Int. Cl.22 H02J 7/00, H02J 7/02, H02J 7/04, H02M 3/00, H02M 3/158, H02M 3/335. Switching power converter for direct battery charging : Appl. N 15/604449 : Filed 24.05.2017 : Pub. 21.01.2020 : / Fuqiang Shi, Jianming Yao, Yong Li, Kai-Wen Chin, Cong Zheng ; Assignee Dialog Semiconductor Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10541550/en?oq=US10541550.html (дата обращения: ДД.ММ.ГГГГ).