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Pat. 11152862 United States, Int. Cl.22 H02M 3/335, H02M 1/00, H02M 3/24. Power controllers and control methods for reducing output voltage ripple when line voltage is low : Appl. N 16/460206 : Filed 02.07.2019 : Pub. 19.10.2021 : / Fong Cheng Yang, Kuan Hsien Chou ; Assignee Leadtrend Technology Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11152862/en?oq=US11152862.html (дата обращения: ДД.ММ.ГГГГ).