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25-THz O+S+C+L+U-band digital coherent DWDM transmission using a deployed fibre-optic cable
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2023
Year
Dwdm SignalsPhotonicsThz PhotonicsTerahertz DevicesEngineeringUpgrade ScenarioOptical Transmission SystemOptical TransmissionO+s+c+l+u-band Transmission SystemPassive Optical NetworkOptical Wireless CommunicationTransmission SystemRadio Over FiberOptical CommunicationDeployed Fibre-optic CableFiber-optic CommunicationOptical Networking
We demonstrate an O+S+C+L+U-band transmission system as an upgrade scenario from a C+L-band system for the first time. DWDM signals fully allocated in a record bandwidth of 25 THz are successfully transmitted over a 45-km deployed fibre-optic cable.