About: http://webisa.webdatacommons.org/437964239

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	d) delaying the in-phase version by about 2n sample signal periods, where n is a positive integer,
http://www.w3.org/ns/prov#wasQuotedFrom	google.com