Downlink Optical transmitters Coherent communications Machine learning Thulium Convolutional recurrent neural networks Laser feedback Fiber optics and optical communications Amplifier Fiber optics communications Optical fibers Semiconductor laser Quantum dots Optical Sources Optical signal processing Carrier synchronization Quantum cascade laser Laser modes Distributed feedback devices Laser cavity resonators Photonique sur silicium Packet Switching Chirp Codage espace-temps Stimulated emission Digital phase-locked loop 2µm Stimulated Brillouin scattering Optical networks Quantum optics CCA Chromatic dispersion Signal processing Optical feedback Mid-infrared photonics Quantum well lasers Optical fiber amplifiers Optical communication Phase noise Laser theory Dispersion Nonlinear dynamics Coherent detection Optical fiber communications Semiconductor device noise Multiplexing Silicon photonics Distributed feedback lasers Linewidth enhancement factor Laser noise Optical receivers Optical transmission systems Optical communications Circuits intégrés photoniques Contention resolution Green's function methods Quantum dot Semiconductor junction lasers Equations Complexity reduction Distributed Bragg reflectors Data Centers External optical feedback Digital signal processing Brillouin Semiconductor optical amplifiers Modulation WDM Semiconductor lasers Spontaneous emission Hybrid Switches Nonlinear optics Détection cohérente Apprentissage automatique Optical fiber TCP Congestion Control Current measurement Bandwidth Bit error rate Congestion control Optical Communications Optical packet switching Intensity modulation Optical modulation OFDM Charge carrier density Photonics integrated circuits Mid-infrared Spectral line breadth Laser mode locking Four-wave mixing Fibre optique Optical Switches Quantum cascade lasers MIMO Refractive index Optical Packet Switching Optical functionalities Optical fiber communication High speed optical techniques