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Pat. 9882496 United States, Int. Cl.22 H02M 1/15, H02M 1/08, H02M 1/36, H02M 1/44, H02M 3/335, H02M 1/00. Linearly approximated hershey's kiss frequency sweep for switching power supply device : Appl. N 15/258128 : Filed 07.09.2016 : Pub. 30.01.2018 : / Kenichi Nishijima ; Assignee Fuji Electric Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9882496/en?oq=US9882496.html (дата обращения: ДД.ММ.ГГГГ).