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Pat. 11056976 United States, Int. Cl.22 H02M 3/158, H02M 1/08, H02M 3/157, H02M 1/00. Counter-based frequency hopping switching regulator : Appl. N 16/292113 : Filed 04.03.2019 : Pub. 06.07.2021 : / Danzhu Lu, Langyuan Wang, Jie He ; Assignee Analog Devices International Uc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11056976/en?oq=US11056976.html (дата обращения: ДД.ММ.ГГГГ).