About: http://webisa.webdatacommons.org/371902927

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	a central office (CO) which generates N differential phase shift key DPSK modulated optical signals, each encoding information to be transmitted across the network, where N is an integer greater than 1,
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com