Библиографическая ссылка на патент
Pat. 10199857 United States, Int. Cl.22 H03K 17/687, H01F 27/24, H01F 27/29, H02J 9/00, H02M 3/156, H02M 3/335, H02M 5/12. Transformer circuit and method of reducing idling power consumption : Appl. N 15/552744 : Filed 28.04.2017 : Pub. 05.02.2019 : / Wendong Li ; Assignee Shenzhen China Star Optoelectronics Technology Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10199857/en?oq=US10199857.html (дата обращения: ДД.ММ.ГГГГ).