PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition, a harmonic of the reference frequency 0.5 fs may be used as local frequency fx for the down conversion to intermediate frequency if the center frequency fi of the RF spectrum is such that fi =n fs +0.5 fs (where n is an integer).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com