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Pat. 11509224 United States, Int. Cl.22 H02M 3/158, H02M 1/00. Dual mode supply circuit and method : Appl. N 17/238837 : Filed 23.04.2021 : Pub. 22.11.2022 : / Wei Li, Yongliang Jin, Yaqi Ma ; Assignee Tsmc China Co Ltd, Taiwan Semiconductor Manufacturing Co Tsmc Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11509224/en?oq=US11509224.html (дата обращения: ДД.ММ.ГГГГ).