About: http://webisa.webdatacommons.org/416722376

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	Cognitive radio is a system used for wireless communication in which transmitters and receivers can alter communications parameters based on a variety of factors.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com