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Pat. 9921628 United States, Int. Cl.22 H02M 3/04, G06F 1/26, H02M 3/156, H02M 1/00. Power converter for a computer device and method for operating a power converter : Appl. N 14/461772 : Filed 18.08.2014 : Pub. 20.03.2018 : / Andreas C. Doering, Rihards Dziedatajs ; Assignee International Business Machines Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9921628/en?oq=US9921628.html (дата обращения: ДД.ММ.ГГГГ).