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Pat. 10692649 United States, Int. Cl.22 H01F 27/36, H02M 1/34, H02M 1/44, H02M 3/28, H02M 3/335, H02M 5/10. Method and apparatus for reducing noise generated by rectification diode located at primary side of switching power supply : Appl. N 16/083892 : Filed 16.03.2017 : Pub. 23.06.2020 : / Chan Woong Park ; Assignee Chan Woong Park ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10692649/en?oq=US10692649.html (дата обращения: ДД.ММ.ГГГГ).