About: http://webisa.webdatacommons.org/132125069

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 the difference signal exceeds the threshold voltage, then comparator 67 produces a high-level logic signal which is coupled to the microprocessor to indicate that the finger or other object is present in the target area.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com