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Pat. 10355577 United States, Int. Cl.22 H02M 1/08, H02M 3/335, H02M 1/00. Control circuit and control method of switching power supply : Appl. N 15/667796 : Filed 03.08.2017 : Pub. 16.07.2019 : / Haisong Li, Changshen Zhao, Wenliang Liu, Yangbo Yi, Biao Zhou, Tao Zhang, Huazheng Rui ; Assignee Wuxi Chipown Micro-Electronics Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10355577/en?oq=US10355577.html (дата обращения: ДД.ММ.ГГГГ).