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Pat. 10306718 United States, Int. Cl.22 H05B 33/00, H02M 1/08, H05B 44/00, H02M 1/14, H02M 3/157. Light emitting device driver apparatus with multiple dimming modes and conversion control circuit thereof : Appl. N 16/160789 : Filed 15.10.2018 : Pub. 28.05.2019 : / Meng-Hsun Yang, Chi-Hsiu Lin, Wei-Ming Chiu ; Assignee Richtek Technology Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10306718/en?oq=US10306718.html (дата обращения: ДД.ММ.ГГГГ).