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Pat. 10447044 United States, Int. Cl.22 H02J 4/00, H02J 1/10, H02M 1/00, H02M 3/157, H02M 3/158, H03K 17/687, H03K 17/693. Switching control circuit and control method : Appl. N 15/451563 : Filed 07.03.2017 : Pub. 15.10.2019 : / Yongbin Cai, Junjie Li ; Assignee Hangzhou Silergy Semiconductor Technology Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10447044/en?oq=US10447044.html (дата обращения: ДД.ММ.ГГГГ).