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Pat. 9899934 United States, Int. Cl.22 H02M 7/04, G06K 7/10, G06K 19/07, G08B 23/00, H02M 1/32, H02M 7/06, H04B 1/59, H04B 5/00. Rectifier and limiter circuit having a plurality of time constants and passive radio frequency tag : Appl. N 15/201621 : Filed 05.07.2016 : Pub. 20.02.2018 : / Patrick Bian Wu, Fuqiang Han ; Assignee Wuxi Excelio Technology Co Ltd, Excelio Technology Shenzhen Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9899934/en?oq=US9899934.html (дата обращения: ДД.ММ.ГГГГ).