About: http://webisa.webdatacommons.org/92372575

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	embodiments of the invention that will be described below operate by radiating ultra-high-frequency, microwave or millimetre wave radiation, in principle a range of other types of signals could be used in alternative embodiments.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com