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Pat. 10141842 United States, Int. Cl.22 H02M 3/156, H02M 3/338, H05B 37/02, H05B 44/00, H02M 1/42. Power converter and an LED lighting circuit comprising the same : Appl. N 15/741636 : Filed 29.06.2016 : Pub. 27.11.2018 : / Xianhui Zhang, Ken K. Li, Zhi Quan Chen, Junhu Liu, Ace Li ; Assignee Philips Lighting Holding Bv ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10141842/en?oq=US10141842.html (дата обращения: ДД.ММ.ГГГГ).