About: http://webisa.webdatacommons.org/14620037

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 invention has been illustrated herein as being used with either an AC or DC input optical signal for generating either an AC or DC output electrical signal from the photo detector for operating a sensor or other device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com