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Pat. 9866106 United States, Int. Cl.22 H02M 1/32, G06F 1/26, G06F 1/30, H02M 1/00, H02M 3/155, H02M 3/22. Power supply apparatus with extending hold up time function : Appl. N 15/013237 : Filed 02.02.2016 : Pub. 09.01.2018 : / Cheng-Chan Hsu, Yi-Sheng Chang ; Assignee Delta Electronics Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9866106/en?oq=US9866106.html (дата обращения: ДД.ММ.ГГГГ).