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Pat. 10027126 United States, Int. Cl.22 H02J 3/38, H02M 7/483, H02M 7/537, H02M 1/00. Modulation and control methods for quasi-Z-source cascade multilevel inverters : Appl. N 15/125960 : Filed 12.03.2015 : Pub. 17.07.2018 : / Yushan Liu, Haitham A. Abu-Rub, Baoming Ge ; Assignee Qatar Foundation For Education, Science and Community Development ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10027126/en?oq=US10027126.html (дата обращения: ДД.ММ.ГГГГ).