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Pat. 9954428 United States, Int. Cl.22 H02M 1/15, H02M 1/00, H02M 3/157, H02M 3/158. Determination of phase offsets in a supply system having multiple switching converters : Appl. N 15/115371 : Filed 30.01.2014 : Pub. 24.04.2018 : / Maguns Mellteg, Andreas Larsson ; Assignee Telefonaktiebolaget Lm Ericsson Ab ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9954428/en?oq=US9954428.html (дата обращения: ДД.ММ.ГГГГ).