25-THz O+S+C+L+U-band digital coherent DWDM transmission using a deployed fibre-optic cable
Daiki Soma, T. Kato, Shohei Beppu, Daniel J. Elson, Hidenobu Muranaka, Hiroyuki Irie, S. Okada, Yu Tanaka, Yuta Wakayama, Noboru Yoshikane, Takeshi Hoshida, Takehiro Tsuritani
Abstract
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.
Topics & Concepts
Wavelength-division multiplexingBandwidth (computing)UpgradeTerahertz radiationTransmission (telecommunications)C bandOpticsOptical fiber cableOptical fiberComputer sciencePhysicsOptoelectronicsTelecommunicationsWavelengthOperating systemAdvanced Photonic Communication SystemsOptical Network TechnologiesPhotonic and Optical Devices