About: http://webisa.webdatacommons.org/117955897

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. 12(b) is a spectral view of a band limited signal modulated by a signal other than the signal as shown in FIG. 12(a), as one embodiment of prior art:
http://www.w3.org/ns/prov#wasQuotedFrom	google.com