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Pat. 11522456 United States, Int. Cl.22 H02M 3/158, H03F 1/02, H03F 3/19, H03F 3/24, H03F 3/68, H02M 1/00. Supply modulator for power amplifier : Appl. N 16/730628 : Filed 30.12.2019 : Pub. 06.12.2022 : / Yongsik Youn, Takahiro Nomiyama, Younghwan Choo, Dongsu Kim ; Assignee Samsung Electronics Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11522456/en?oq=US11522456.html (дата обращения: ДД.ММ.ГГГГ).