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Lista de obras de Alex Alvarado

A Machine Learning-Based Detection Technique for Optical Fiber Nonlinearity Mitigation

scholarly article by Abdelkerim Amari et al published 15 April 2019 in IEEE Photonics Technology Letters

A Simple Approximation for the Bit-Interleaved Coded Modulation Capacity

A lower bound on the per soliton capacity of the nonlinear optical fibre channel

scholarly article published October 2015

Achievable Information Rates for Fiber Optics: Applications and Computations

Achievable Information Rates for Probabilistic Amplitude Shaping: An Alternative Approach via Random Sign-Coding Arguments

artículo científico publicado en 2020

Achievable Rates for Four-Dimensional Coded Modulation with a Bit-Wise Receiver

Achieving the Shannon limit with probabilistically shaped BICM

Amplification Schemes and Multi-Channel DBP for Unrepeatered Transmission

article

An Experimental Comparison of Coded Modulation Strategies for 100 Gb/s Transceivers

An efficient algorithm to calculate BICM capacity

Asymptotic Comparison of ML and MAP Detectors for Multidimensional Constellations

BICM Transmission Using Non-Uniform QAM Constellations: Performance Analysis and Design

article

Bit-Interleaved Coded Modulation

Capacity Lower Bounds of the Noncentral Chi-Channel With Applications to Soliton Amplitude Modulation

Capacity of a Nonlinear Optical Channel With Finite Memory

Closed-form approximation of Coded BER in QAM-based BICM Faded Transmission

article

Comparison of terminated and tailbiting spatially coupled LDPC codes with optimized bit mapping for PM-64-QAM

Constellation and Interleaver Design for BICM

Constellation optimization for coherent optical channels distorted by nonlinear phase noise

Correcting Suboptimal Metrics in Iterative Decoders

Corrections to “Bit-Interleaved Coded Modulation in the Wideband Regime” [Dec 08 5447-5455

Corrections to “Replacing the Soft-Decision FEC Limit Paradigm in the Design of Optical Communication Systems” [no. 20, Oct 15 4338-4352]

Design of APSK Constellations for Coherent Optical Channels with Nonlinear Phase Noise

Design of a 1 Tb/s Superchannel Coherent Receiver

article published in 2016

Detection of a 1 Tb/s superchannel with a single coherent receiver

Distribution of L-values in Gray-mapped M²-QAM Signals: Exact Expressions and Simple Approximations

scholarly article published November 2007

Distribution of L-values in gray-mapped M2-QAM: closed-form approximations and applications

article by Alex Alvarado et al published July 2009 in IEEE Transactions on Communications

Distribution of max-log metrics for QAM-based BICM in fading channels

Experimental demonstration of multi-pilot aided carrier phase estimation for DP-64QAM and DP-256QAM

Exploiting UEP in QAM-based BICM: interleaver and code design

Extending Fibre Nonlinear Interference Power Modelling to Account for General Dual-Polarisation 4D Modulation Formats

artículo científico publicado en 2020

First-order asymptotics of the BICM mutual information: Uniform vs. nonuniform distributions

Four-Dimensional Coded Modulation with Bit-Wise Decoders for Future Optical Communications

General BER expression for one-dimensional constellations

Hard-Decision Coded Modulation for High-Throughput Short-Reach Optical Interconnect

artículo científico publicado en 2020

High SNR bounds for the BICM capacity

High-SNR Asymptotics of Mutual Information for Discrete Constellations With Applications to BICM

High-SNR asymptotics of mutual information for discrete constellations

Implications of information theory in optical fibre communications.

artículo científico publicado en 2016

Improved information rates for bit-interleaved coded modulation

Improving soft FEC performance for higher-order modulations via optimized bit channel mappings

artículo científico publicado en 2014

Increasing the information rates of optical communications via coded modulation: a study of transceiver performance

artículo científico publicado en 2016

Information Rates of Next-Generation Long-Haul Optical Fiber Systems Using Coded Modulation

LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber Systems

LDPC Codes for Optical Channels: Is the “FEC Limit” a Good Predictor of Post-FEC BER?

Low-Complexity Geometrical Shaping for 4D Modulation Formats via Amplitude Coding

artículo científico publicado en 2021

Maximizing the optical network capacity

artículo científico publicado en 2016

Modulation format dependence of digital nonlinearity compensation performance in optical fibre communication systems.

artículo científico publicado en 2017

Modulation order and code rate optimisation for digital coherent transceivers using generalised mutual information

Multi-Channel DBP for Reach Enhancement of High Capacity M-QAM Super-Channels

On Adaptive BICM with Finite Block-Length and Simplified Metrics Calculation

On BICM Receivers for TCM Transmission

article

On BICM-ID with Multiple Interleavers

On Optimal Modulation and FEC Overhead for Future Optical Networks

On Optimal TCM Encoders

On Parameter Optimization for Staircase Codes

On Probabilistic Shaping of Quadrature Amplitude Modulation for the Nonlinear Fiber Channel

On achievable rates for long-haul fiber-optic communications

artículo científico publicado en 2015

On optimal constellations for BICM at low SNR

On the Asymptotic Performance of Bit-Wise Decoders for Coded Modulation

On the Capacity of Amplitude Modulated Soliton Communication over Long Haul Fibers

artículo científico publicado en 2020

On the Exact BER of Bit-Wise Demodulators for One-Dimensional Constellations

article published in 2013

On the Impact of Optimal Modulation and FEC Overhead on Future Optical Networks

On the Performance of BICM with Trivial Interleavers in Nonfading Channels

On the capacity of BICM with QAM constellations

On the design of interleavers for BICM transmission

article

On the distribution of extrinsic L-values in gray-mapped 16-QAM

scholarly article published 2007

On the equivalence of TCM encoders

On the performance of multichannel digital backpropagation in high-capacity long-haul optical transmission

artículo científico publicado en 2014

Optimal Alphabets and Binary Labelings for BICM at Low SNR

Optimized bit mappings for spatially coupled LDPC codes over parallel binary erasure channels

Optimum detection in presence of nonlinear distortions with memory

Performance Prediction of Nonbinary Forward Error Correction in Optical Transmission Experiments

article

Probabilistic Shaping for Finite Blocklengths: Distribution Matching and Sphere Shaping

artículo científico publicado en 2020

Probability Density Functions of Reliability Metrics for 16-QAM-Based BICM Transmission in Rayleigh Channel

article

Reach Enhancement of 100% for a DP-64QAM Super-Channel using MC-DBP

article

Regular perturbation on the group-velocity dispersion parameter for nonlinear fibre-optical communications

artículo científico publicado en 2020

Replacing the Soft-Decision FEC Limit Paradigm in the Design of Optical Communication Systems

Replacing the Soft-Decision FEC Limit Paradigm in the Design of Optical Communication Systems*

article by Alex Alvarado et al published 15 January 2016 in Journal of Lightwave Technology

Sensitivity Gains by Mismatched Probabilistic Shaping for Optical Communication Systems

Signal Shaping for BICM at Low SNR

Spectrally shaped DP-16QAM super-channel transmission with multi-channel digital back-propagation

artículo científico publicado en 2015

Terminated and Tailbiting Spatially Coupled Codes With Optimized Bit Mappings for Spectrally Efficient Fiber-Optical Systems

Throughput Gains From Adaptive Transceivers in Nonlinear Elastic Optical Networks

Towards Fully Optimized BICM Transceivers

article published in 2011

Transceiver-Limited High Spectral Efficiency Nyquist-WDM Systems

Unequal Error Protection in BICM with QAM Constellations: Interleaver and Code Design