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Pat. 9954521 United States, Int. Cl.22 H02M 1/088, H02M 7/537, H02M 7/5381, H03K 17/0812, H03K 17/16, H03K 17/284, H03K 17/567. Gate drive circuit for semiconductor switching devices : Appl. N 15/378000 : Filed 13.12.2016 : Pub. 24.04.2018 : / Satoki Takizawa ; Assignee Fuji Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9954521/en?oq=US9954521.html (дата обращения: ДД.ММ.ГГГГ).