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Pat. 10483849 United States, Int. Cl.22 H02M 3/157, H02M 3/158, H02M 1/00, H02M 3/156. Automatic transition between PFM and PWM modes in a switching regulator : Appl. N 16/176995 : Filed 31.10.2018 : Pub. 19.11.2019 : / Anzal Saleem, Leela Madhav Lakkimsetti, Rinu Mathew ; Assignee Cirel Systems Private Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10483849/en?oq=US10483849.html (дата обращения: ДД.ММ.ГГГГ).