About: http://webisa.webdatacommons.org/401841333

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	The phase locked loops are in general classified into three groups according to the types of loop filters, namely, loops of first degree, loops of second degree, and loops of third or higher degree.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com