About: http://webisa.webdatacommons.org/440737254

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Therefore, by adjusting the period (T) where switching device 11 and 12 are simultaneously ON, for example, such as T1 to T4 in FIG. 2, the input power factor which can control the input current is improved.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com