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Pat. 10250145 United States, Int. Cl.22 H02M 3/335, H02M 3/337, H02M 1/00. Device for avoiding hard switching in resonant converter and related method : Appl. N 15/653145 : Filed 18.07.2017 : Pub. 02.04.2019 : / Claudio Adragna, Aldo Vittorio Novelli, Christian Leone Santoro ; Assignee Stmicroelectronics Srl ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10250145/en?oq=US10250145.html (дата обращения: ДД.ММ.ГГГГ).