About: http://webisa.webdatacommons.org/448002791

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	In the signal processing circuit 5, a distance to any object such as obstacle is computed on the basis of the time from emission to reception of the radio waves.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com