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Pat. 11314268 United States, Int. Cl.22 H02M 3/158, G05F 1/575, H02M 1/00, H02M 1/084, H02M 3/157, H02M 3/335. Electronic device that removes acoustic noise based on frequency booster : Appl. N 16/711292 : Filed 11.12.2019 : Pub. 26.04.2022 : / Sang-Il Han, Ji-Hong Kim, Kwan-Bin Yim, Young-Min Kim, Han-Jae Lee, Su-Il Jin ; Assignee Samsung Electronics Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11314268/en?oq=US11314268.html (дата обращения: ДД.ММ.ГГГГ).