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Pat. 9906135 United States, Int. Cl.22 H02M 3/335, H02M 1/14, H02M 3/158, H02M 3/28, H02M 1/36. Multiphase DC/DC converters and control circuits for controlling converters using fixed and/or variable frequencies : Appl. N 14/860179 : Filed 21.09.2015 : Pub. 27.02.2018 : / James Sigamani, Vijay Gangadhar Phadke ; Assignee Astec International Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9906135/en?oq=US9906135.html (дата обращения: ДД.ММ.ГГГГ).