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Pat. 11177678 United States, Int. Cl.22 H02J 7/00, G01R 31/36, H02J 7/02, H02J 50/10, H02J 50/40, H02J 50/80, H02M 7/12. Wireless power transmission method and device in which rectifier performance of IOT sensor is taken into consideration : Appl. N 16/550425 : Filed 26.08.2019 : Pub. 16.11.2021 : / Junkyun Choi, Jaeseob Han, Sangdon Park ; Assignee Korea Advanced Institute of Science and Technology Kaist ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11177678/en?oq=US11177678.html (дата обращения: ДД.ММ.ГГГГ).