PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Patent US6574216 - Packet data network voice call quality monitoring - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsThe quality of service existing in a data packet network during the course of communication of a voice call through a data network, such as the Internet, is monitored.
http://www.w3.org/ns/prov#wasQuotedFrom
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