About: http://webisa.webdatacommons.org/314057879

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 an embodiment, detector units 408 may be installed in open areas such as gymnasiums, kitchens, cafeterias, craft and work areas and other open areas where a cell phone may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com