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Pat. 10097088 United States, Int. Cl.22 H02M 3/158, H03K 17/12, H03K 17/16, H02M 1/00. Soft-switching auxiliary circuit : Appl. N 14/982676 : Filed 29.12.2015 : Pub. 09.10.2018 : / Chun-Chen Lin, Chih-Wei Ko, Yi-Ling Lin, Chien-Ming Wang ; Assignee Industrial Technology Research Institute Itri ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10097088/en?oq=US10097088.html (дата обращения: ДД.ММ.ГГГГ).