Channel and Equalization Algorithms in Optical Fiber Communication
In this paper we demonstrate the spatial and spectral dynamics of pulse propagation in a step-index few-mode optical fiber, through an experimental and numerical analysis.
Neural Networks-based Equalizers for Coherent Optical Transmission
works (NN) based nonlinear channel equalizers in coherent optical communication sys. ems. The goal of this study is to guide researchers and engineers working in this field. We start by clarifying the
Low Latency Fiber Communication System Equalizer Based on
Abstract: We demonstrate a low latency fiber channel distortion equalizer that implements mainly of the equalization calculations in the optical domain, based on an integrated photonic reservoir computing
Multi-core fiber channel equalization algorithm based on K nearest
Abstract. Aiming at the channel damage problems of multi-core fiber (Multi-core Fiber, MCF), the AKNN (Adapted K-Nearest Neighbor) algorithm is proposed. The MATLAB software was used to simulate
Coherent all-optical reservoir computing for nonlinear equalization in
For real long-haul transmission scenarios, we propose an all-optical RC operated in a coherent scheme to mitigate the nonlinear distortion of high-speed signals.
Phase Noise and Polarization Effects in Fiber-Optic Communication
This thesis unravels phase and polarization challenges in optical communication systems by characterizing polarization drift channels, introducing polarization tracking algorithms, utilizing polar
Equalization and FEC Techniques for Optical Transceivers
Abstract— In this tutorial paper, we present the application of well-known DSP techniques used in lower speed wireline and wire-less applications, to high-speed optical communications. After an
Electrical equalization for advanced optical communication systems
The optical transmission channel in today''s high capacity high speed lightwave communication systems is well understood and various system level models exist for the various
A Volterra Equalizer for Compensation of Nonlinear Phase Noise and
In the realm of high-speed data transmission, the increasing demand for bandwidth and low-latency communication has intensified the utilization of busy fiber optic lines. These high
Microsoft Word
Introduction Conventional linear feed forward equalizers (FFEs) are widely used in fiber optic communication systems to mitigate inter-symbol interference resulting from a limited bandwidth of
Coherent detection in optical fiber systems
Abstract: The drive for higher performance in optical fiber systems has renewed interest in coherent detection. We review detection methods, including noncoherent, differentially coherent, and coherent
Blind Equalization and Channel Estimation in Coherent Optical
As the demand for higher data throughput in coherent optical communication systems increases, we need to find ways to increase capacity in existing and future optical communication links.
Neural Networks-based Equalizers for Coherent Optical Transmission
Abstract—This paper performs a detailed, multi-faceted anal-ysis of key challenges and common design caveats related to the development of efficient neural networks (NN) based nonlinear channel
Dual-Tap Optical-Digital Feedforward Equalization Enabling High
When the fiber length is 15km, there are two frequency notches in the upper sideband of the channel response for the IM/DD system without an optical equalizer, while only one notch exists
Analysis for Joint Algorithm in Coherent Optical Fiber Communication
We propose a joint algorithm for nonlinear channel equalization in coherent optical communication system. We have experimentally demonstrated its performance and complexity, and analyzed the
Turbo Equalization in Fiber-Optics Communication Systems
Turbo Equalization in Fiber-Optics Communication Systems In order to adapt to the ever-increasing demands of telecommunication needs, network operators already consider 100 Gb/s per dense
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