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Pat. 10917050 United States, Int. Cl.22 H03F 1/02, H02M 3/158, H03F 3/187, H03F 3/21, H03F 3/213, H03F 3/217. Amplifier power converter input current/power limit adjustment using amplifier load determinations : Appl. N 16/194039 : Filed 16.11.2018 : Pub. 09.02.2021 : / Roderick B. Hogan, Evan D Ragsdale, Kavitha Srinivasan ; Assignee Apple Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10917050/en?oq=US10917050.html (дата обращения: ДД.ММ.ГГГГ).