<http://webisa.webdatacommons.org/391678308>	<http://www.w3.org/ns/prov#value>	"Such transmission systems are used, for example, for transmitting speech signals by a transmission medium such as a radio channel, a coaxial cable or a glass fibre." .
<http://webisa.webdatacommons.org/prov/231424579>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/391678308> .
<http://webisa.webdatacommons.org/391678308>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/391678308>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .