About: http://webisa.webdatacommons.org/233626786

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	The frequency conversion unit to which the present invention is concerned is mainly intended to be used in a communication system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com