About: http://webisa.webdatacommons.org/43479276

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	FIG. 8 is a timing diagram showing events or voltage vs. time for certain occurrences in the system of FIG. 7 illustrating the cancellation of background noise;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com