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Pat. 10008939 United States, Int. Cl.22 H02M 3/335, H02H 7/122, H02M 1/08, H02M 1/32, H02M 1/00. Systems and methods for protecting power conversion systems based on at least feedback signals : Appl. N 15/099419 : Filed 14.04.2016 : Pub. 26.06.2018 : / Yunchao Zhang, Yuan Lin, Xiuhong Zhang, Lieyi Fang ; Assignee On Bright Electronics Shanghai Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10008939/en?oq=US10008939.html (дата обращения: ДД.ММ.ГГГГ).