Библиографическая ссылка на патент
Pat. 9882498 United States, Int. Cl.22 H02M 3/335, H02M 1/42, H02M 7/48, H02M 7/523. Switching power supply device, switching power supply control method, and electronic apparatus : Appl. N 14/284843 : Filed 22.05.2014 : Pub. 30.01.2018 : / Hiroyuki Watanabe ; Assignee Sony Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9882498/en?oq=US9882498.html (дата обращения: ДД.ММ.ГГГГ).