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Pat. 10008944 United States, Int. Cl.22 H02M 1/00, H02M 1/08, H02M 3/335. Control method and control circuit for switching power supply : Appl. N 15/428761 : Filed 09.02.2017 : Pub. 26.06.2018 : / Haisong Li, Yangbo Yi, Changshen Zhao, Wenliang Liu ; Assignee Suzhou Poweron Ic Design Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10008944/en?oq=US10008944.html (дата обращения: ДД.ММ.ГГГГ).