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Pat. 11011985 United States, Int. Cl.22 H02M 3/158, G05F 3/26, H02M 1/08, H02M 1/38, H02M 3/156, H03K 17/16, H02M 1/00. Voltage reducing circuit with pre-biasing circuit portion : Appl. N 16/333205 : Filed 13.09.2017 : Pub. 18.05.2021 : / Samuli Antti Hallikainen ; Assignee Nordic Semiconductor Asa ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11011985/en?oq=US11011985.html (дата обращения: ДД.ММ.ГГГГ).