60Gb/s waveguide-coupled O-band GeSi quantum-confined Stark effect electro-absorption modulator
Srinivasan Ashwyn Srinivasan, Clément Porret, Sadhishkumar Balakrishnan, Yuseok Ban, Roger Loo, Peter Verheyen, Joris Van Campenhout, Marianna Pantouvaki
Abstract
We report O-band GeSi quantum-confined Stark effect waveguide-coupled electro- absorption modulator with 50GHz bandwidth. Static extinction ratio of 5.2dB, insertion loss of 7.6dB and 60Gb/s NRZ-OOK operation are shown for a 2V swing.
Topics & Concepts
Electro-absorption modulatorExtinction ratioQuantum-confined Stark effectStark effectOptoelectronicsWaveguideInsertion lossMaterials scienceBandwidth (computing)Absorption (acoustics)Modulation (music)PhysicsOpticsDiodeTelecommunicationsQuantum dot laserElectric fieldQuantum mechanicsEngineeringWavelengthAcousticsSemiconductor laser theoryPhotonic and Optical DevicesAdvanced Fiber Laser TechnologiesOptical Network Technologies