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Pat. 10840734 United States, Int. Cl.22 H02J 7/00, G06F 1/26, H02J 9/06, H02M 7/02. Concurrent alternating-current and direct-current : Appl. N 15/774703 : Filed 28.01.2016 : Pub. 17.11.2020 : / Hai Ngoc Nguyen, Abhishek Banerjee ; Assignee Hewlett Packard Enterprise Development Lp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10840734/en?oq=US10840734.html (дата обращения: ДД.ММ.ГГГГ).