About: http://webisa.webdatacommons.org/54404359

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	According to a further embodiment of the invention, a fade can be detected at the receiver, for example by sounding the channel or by monitoring an increase in data error rate in a particular sub-channel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com