C+L+U-Band 14.85-THz WDM Transmission Over 80-km-Span G.654.E Fiber with Hybrid PPLN-OPA/EDFA U-Band Lumped Repeater Using 144-Gbaud PCS-QAM Signals
Takayuki Kobayashi, Shimpei Shimizu, Akira Kawai, Masanori Nakamura, Masashi Abe, Takushi Kazama, Takeshi Umeki, Munehiko Nagatani, Kosuke Kimura, Hitoshi Wakita, Yuta Shiratori, Fukutaro Hamaoka, Hiroshi Yamazaki, Hiroyuki Takahashi, Yutaka Miyamoto
Abstract
We demonstrate 14.85-THz-bandwidth WDM transmission over G.654.E fiber using hybrid PPLN-OPA/EDFA for 4.5-THz U-band. Capacities of 115.3-Tb/s over 800 km and 72.6-Tb/s over 2,400 km for 144-Gbaud PCS-QAM signals are achieved with lumped amplifiers only.
Topics & Concepts
Optical amplifierWavelength-division multiplexingBandwidth (computing)Repeater (horology)Terahertz radiationQuadrature amplitude modulationOptoelectronicsOpticsSpan (engineering)AmplifierPhysicsMaterials scienceTelecommunicationsBit error rateComputer scienceEngineeringChannel (broadcasting)Coupling (piping)LaserCivil engineeringWavelengthMetallurgyOptical Network TechnologiesPhotonic and Optical DevicesAdvanced Photonic Communication Systems