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Pat. 11444534 United States, Int. Cl.22 H02M 3/158, H02M 1/00, H02M 1/088, H02M 1/15. Power converter with a plurality of switching power stage circuits : Appl. N 17/102674 : Filed 24.11.2020 : Pub. 13.09.2022 : / Wang Zhang, Chen Zhao ; Assignee Hangzhou Silergy Semiconductor Technology Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11444534/en?oq=US11444534.html (дата обращения: ДД.ММ.ГГГГ).