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Pat. 9967930 United States, Int. Cl.22 H05B 37/02, H05B 39/04, H05B 41/36, H05B 44/00, G09G 3/34, H02M 3/156, H05B 41/282. Drive system of semiconductor light source, and semiconductor lighting device : Appl. N 14/404775 : Filed 22.05.2013 : Pub. 08.05.2018 : / Xiaoming Qi ; Assignee Opple Lighting Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9967930/en?oq=US9967930.html (дата обращения: ДД.ММ.ГГГГ).