About: http://webisa.webdatacommons.org/11117016

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	N . . . respectively, in which a time interval between the ultrasonic signal scanning lines is ??t=1/Fhigh, where N is a positive integer.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com