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Pat. 10447146 United States, Int. Cl.22 H02M 1/42, H05B 44/00, H02M 1/32, H02M 7/06, H05B 37/02, H05B 41/28, H02M 1/00. Method for controlling a power factor correction circuit, power factor correction circuit and operating device for an illuminant : Appl. N 14/391285 : Filed 15.04.2013 : Pub. 15.10.2019 : / Hans Auer, Peter Lampert ; Assignee Tridonic Gmbh and Co Kg ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10447146/en?oq=US10447146.html (дата обращения: ДД.ММ.ГГГГ).