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Pat. 10218274 United States, Int. Cl.22 H02M 3/158, G05F 1/625, H02M 1/14, H02M 3/156, H02M 1/00. System and method for generating a ripple voltage for a ripple based constant-on-time DC-DC converter : Appl. N 15/853308 : Filed 22.12.2017 : Pub. 26.02.2019 : / Shufan Chan ; Assignee Nxp Bv ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10218274/en?oq=US10218274.html (дата обращения: ДД.ММ.ГГГГ).