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Pat. 10778273 United States, Int. Cl.22 H04B 1/3883, H02J 7/00, H02J 7/02, H02J 7/04, H02J 50/20, H02J 50/80, H02M 7/219. Single switch modulation circuit and wireless charging receiver : Appl. N 16/100642 : Filed 10.08.2018 : Pub. 15.09.2020 : / Wen Cai, Feng Hou ; Assignee Semtech Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10778273/en?oq=US10778273.html (дата обращения: ДД.ММ.ГГГГ).