About: http://webisa.webdatacommons.org/406677815

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 signal transmitted by the tracking module 220 may include a sonic signal, an optical signal, or any other forms of wireless signal.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com