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Pat. 10677827 United States, Int. Cl.22 H02J 7/04, G01L 1/20, G01R 27/02, H02J 7/00, H02M 7/02, H02M 7/538, H02M 7/53846, H02M 7/539. Charging systems with direct charging port support and extended capabilities : Appl. N 15/489467 : Filed 17.04.2017 : Pub. 09.06.2020 : / Nicholas A. Sims, Jeffrey J. Terlizzi, Alexei Kosut, Timothy Johnson, Barry Corlett ; Assignee Apple Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10677827/en?oq=US10677827.html (дата обращения: ДД.ММ.ГГГГ).