Библиографическая ссылка на патент
Pat. 11489432 United States, Int. Cl.22 H02M 1/32, H02M 1/00, H02M 3/335, H02M 7/48. Self-power feed circuit and power conversion device : Appl. N 16/973431 : Filed 25.06.2018 : Pub. 01.11.2022 : / Yuki Ishii, Akito Nakayama, Jumpei Isozaki, Taichiro Tsuchiya ; Assignee Toshiba Mitsubisei Electric Industrial Systems Corp, Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11489432/en?oq=US11489432.html (дата обращения: ДД.ММ.ГГГГ).