Библиографическая ссылка на патент
Pat. 10033274 United States, Int. Cl.22 H02M 3/157, H02M 3/156, H02M 1/32. Chopper circuit control device for controlling a duty cycle of a chopper circuit in accordance with limits of an operation value range : Appl. N 15/516350 : Filed 02.10.2014 : Pub. 24.07.2018 : / Kota Takagaki, Ryotaro Harada ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10033274/en?oq=US10033274.html (дата обращения: ДД.ММ.ГГГГ).