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Pat. 11165362 United States, Int. Cl.22 H02M 3/335, H02M 1/08, H02M 1/00. Accurate valley detection for secondary controlled flyback converter : Appl. N 16/849735 : Filed 15.04.2020 : Pub. 02.11.2021 : / Arun Khamesra, Hariom Rai ; Assignee Cypress Semiconductor Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11165362/en?oq=US11165362.html (дата обращения: ДД.ММ.ГГГГ).