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Pat. 10075145 United States, Int. Cl.22 H03K 5/00, G01R 31/317, H02M 3/07, H03H 9/02, H03H 7/01, H03H 7/075, H03K 5/003, H03K 5/14. Phase noise measurement and filtering circuit : Appl. N 15/605811 : Filed 25.05.2017 : Pub. 11.09.2018 : / Qun Gu ; Assignee University of California ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10075145/en?oq=US10075145.html (дата обращения: ДД.ММ.ГГГГ).