About: http://webisa.webdatacommons.org/179334025

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 first reference PWM signal 401D is advanced by dTs/2 relative to the single-ended PWM signal 200, and the second reference PWM signal 402D is delayed by dTs/2 relative to the single-ended PWM signal 200, where d is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com