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Pat. 10536998 United States, Int. Cl.22 H05B 44/00, G06F 1/26, H01F 27/30, H02M 1/00, H02M 1/32, H02M 1/42, H02M 3/337. Switching power supply having active power factor correction : Appl. N 16/070527 : Filed 29.08.2016 : Pub. 14.01.2020 : / Baojun Wang ; Assignee Mornsun Guangzhou Science and Technology Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10536998/en?oq=US10536998.html (дата обращения: ДД.ММ.ГГГГ).