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Pat. 10348180 United States, Int. Cl.22 H02M 1/08, H02J 3/46, H02M 3/158, H02M 7/49. Converter with phase-offset switching : Appl. N 15/525686 : Filed 17.11.2015 : Pub. 09.07.2019 : / Shibashis Bhowmik, Babak Parkhideh ; Assignee Sinewatts Inc, University of North Carolina At Charlotte ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10348180/en?oq=US10348180.html (дата обращения: ДД.ММ.ГГГГ).