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Pat. 10985650 United States, Int. Cl.22 H02M 3/07, H02M 1/32, H02M 1/00. Open-loop charge pump for increasing ripple frequency of output voltage : Appl. N 16/185631 : Filed 09.11.2018 : Pub. 20.04.2021 : / Haijun Zhang, Shaojun Guan, Ziqing Lu ; Assignee Shanghai Awinic Technology Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10985650/en?oq=US10985650.html (дата обращения: ДД.ММ.ГГГГ).