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Pat. 10097079 United States, Int. Cl.22 G05F 1/00, H02M 1/088, H02M 1/14, H02M 3/158, H02M 1/00. Dual constant time switching regulator and switching control circuit and method thereof : Appl. N 15/883867 : Filed 30.01.2018 : Pub. 09.10.2018 : / Hung-Yu Cheng, Kuo-Chun Wu ; Assignee Richtek Technology Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10097079/en?oq=US10097079.html (дата обращения: ДД.ММ.ГГГГ).