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Pat. 11349396 United States, Int. Cl.22 H02M 3/158, G06F 1/26. Interleaved pulse frequency modulation mode for a multi-phase buck converter using coupled inductors : Appl. N 16/747435 : Filed 20.01.2020 : Pub. 31.05.2022 : / Michael Couleur, Shawn Searles, Nikola Jovanovic ; Assignee Apple Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11349396/en?oq=US11349396.html (дата обращения: ДД.ММ.ГГГГ).