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Pat. 11316431 United States, Int. Cl.22 H02M 3/158, H02M 1/00. Concentration control circuit having voltage feedback and clock generation circuitry : Appl. N 16/903600 : Filed 17.06.2020 : Pub. 26.04.2022 : / Zhiyuan Shen, Kaiwei Yao ; Assignee Hangzhou Silergy Semiconductor Technology Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11316431/en?oq=US11316431.html (дата обращения: ДД.ММ.ГГГГ).