2006 · 14 citations · 0 references
EngineeringElectrical EngineeringDigital CommunicationOptoelectronicsPhotonicsLaser PhysicsModulationOptical Communication SystemsOptical ModulationOptical SourcesSemiconductor LasersCarrier Recombination DynamicsDirect ModulationExtinction RatioHigh-speed Optical ModulationLasersModulation Techniques
Direct modulation of 1.3-mum InGaAlAs DFB RWG lasers at 40 Gb/s is experimentally demonstrated. This laser achieves a record extinction ratio of 5 dB under 40-Gb/s modulation. Moreover, it can provide 40-Gb/s modulated transmission over 2 km