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Pat. 10141937 United States, Int. Cl.22 H03K 19/177, H02M 3/157, H03K 7/08, H02M 3/158. Pulse-width modulation (PWM) control loop for power application : Appl. N 15/673142 : Filed 09.08.2017 : Pub. 27.11.2018 : / Kapil Shankar, Herman Cheung, John Birkner, Patrick J. Crotty ; Assignee Andapt Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10141937/en?oq=US10141937.html (дата обращения: ДД.ММ.ГГГГ).