About: http://webisa.webdatacommons.org/276461073

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	When including a transmitter, e.g. radio, IR or ultrasound, a receiver can be set to give a signal at a certain distance based on amplitude, frequency, phase or shielding affected by the target.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com