Библиографическая ссылка на патент
Pat. 10840742 United States, Int. Cl.22 H02J 50/12, H02M 1/08, H02M 7/219, H02J 7/02, H02M 1/00. Wireless power receiver synchronization detection circuit : Appl. N 16/443411 : Filed 17.06.2019 : Pub. 17.11.2020 : / Michael A. De Rooij, Yuanzhe Zhang ; Assignee Efficient Power Conversion Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10840742/en?oq=US10840742.html (дата обращения: ДД.ММ.ГГГГ).