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Pat. 10770968 United States, Int. Cl.22 H02M 1/42, H02M 3/157. Switching power converter with adaptive pulse frequency modulation : Appl. N 16/547345 : Filed 21.08.2019 : Pub. 08.09.2020 : / Laiqing Ping, Nan Shi, Xiaoyan Wang ; Assignee Dialog Semiconductor Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10770968/en?oq=US10770968.html (дата обращения: ДД.ММ.ГГГГ).