# positions[].organizations[].label
Electrical and Computer Engineering (Qatar)

# overview
Dr. Boutros' fields of research are codes on graphs, lattice sphere packings, iterative decoding, joint source-channel coding, compressive sensing, space-time coding, physical-layer security, and physical-layer network coding.

His research is mainly performed under grants and tight collaboration with private companies and public institutions such as Mitsubishi Electric Europe, Ooredoo, and the Qatar National Research Fund.

Dr Boutros is a senior member of the IEEE society. He is active in technical and organization committees of numerous IEEE events, such as the International Symposium on Information Theory (ISIT), the Information Theory Workshop (ITW), the International Symposium on Turbo Codes and related topics, etc. Doctor Boutros is co-inventor of 13 industrial patents including algorithms and techniques in channel coding and digital communications.

# keywords[]
4603 Computer Vision And Multimedia Computation

# keywords[]
4603 Computer Vision And Multimedia Computation

# keywords[]
4009 Electronics, Sensors And Digital Hardware

# keywords[]
4009 Electronics, Sensors And Digital Hardware

# keywords[]
1.1 Normal Biological Development And Functioning

# keywords[]
4009 Electronics, Sensors And Digital Hardware

# keywords[]
5102 Atomic, Molecular And Optical Physics

# keywords[]
Non-systematic Low Density Parity Check (ldpc) Codes

# keywords[]
Piecewise Stationary Memoryless Source (psms)

# publications[].label
Binary codes in the block-fading channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Lattices over Eisenstein Integers for Compute-and-Forward

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
A full-diversity joint network-channel code construction for cooperative communications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Non-binary adaptive LDPC codes for frequency selective channels: code construction and iterative decoding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
LDA Lattices Without Dithering Achieve Capacity on the Gaussian Channel.

# publications[].label
Probabilistic Shaping and Non-Binary Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Joint Channel Estimation and Decoding Using Gaussian Approximation in a Factor Graph over Multipath Channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Spatial Coupling for Distributed Storage and Diversity Applications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
A new decoding algorithm for PN-Generators Filtered by a Boolean Function

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Semi-blind channel estimation using the EM algorithm in iterative MIMO APP detectors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On random rotations diversity and minimum MSE decoding of lattices

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Design and analysis of low-density parity-check codes for block-fading channels

# publications[].label
EXIT chart analysis for split-LDPC codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
EM Channel Estimation for Coded OFDM Transmissions over Frequency-Selective Channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Accurate approximation of error probability on MIMO channels and its application to adaptive modulation and antenna selection

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Multidimensional signals with correlated frequencies for noncoherent detection over the Rayleigh channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Fast and Reduced-Complexity Decoding Rule for ${ q}$- ary LDPC Codes by Using the Duality Properties

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Multilevel coded modulations based on asymmetric constellations

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Approaching the outage probability of the amplify-and-forward relay fading channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Irregular Turbo Codes in Block-Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Turbo code at 0.03 dB from capacity limit

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Spatial Coupling of Root-LDPC: Parity Bits Doping

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Analysis and performance evaluation for mapping optimization in BICM-ID with OS estimation and IC equalization

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Nonanticipative Transmission for Sources and Channels with Memory

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On Iterative Performance of LDPC and Root-LDPC Codes over Block-Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Coding for the Nonorthogonal Amplify-and-Forward Cooperative Channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Burst and Symbol Timing Synchronization for the Upstream Channel in Broadband Cable Access Systems

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Data-aided channel estimation for turbo-PIC MIMO detectors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Analysis and construction of full-diversity joint network-LDPC codes for cooperative communications

# publications[].label
Multidimensional reconciliation for a continuous-variable quantum key distribution

# publications[].label
Data-aided channel estimation for turbo-PIC MIMO detectors

# publications[].label
A universal lattice code decoder for fading channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
New results on Construction A Lattices based on Very Sparse Parity-Check Matrices

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Diversity and Coding Gain Evolution in Graph Codes

# publications[].label
Space-time BICM versus space-time trellis code for MIMO block fading multipath AWGN channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Coded modulations for block fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Low-Density Graph Codes for Coded Cooperation on Slow Fading Relay Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Multidimensional mappings for iteratively decoded BICM on multiple-antenna channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Probabilistic equalizer for Ultra-Wideband energy detection

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Lattice decoding for joint detection in direct-sequence CDMA systems

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Universal LDPC codes for cooperative communications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Edge Coloring and Stopping Sets Analysis in Product Codes With MDS Components

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Phase Precoded Compute-and-Forward with Partial Feedback

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Low-Density Parity-Check Coding for block fading Relay Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Cryptanalysis of non-linear filter generator with {0,1}-metric Viterbi decoding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On Constructions of Reed-Muller Subcodes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Performance Limits of Compound Codes with Symbol-Based Iterative Decoding

# publications[].label
Coding for MIMO Systems Using Matrix-Alamouti and Multi-User Detection Techniques

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Analysis of coding on non-ergodic block-fading channels

# publications[].label
Universal context based decoding with non-systematic low-density parity-check codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Design and Analysis of Low-Density Parity-Check Codes for Block-Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Low-Density Parity-Check Codes for Nonergodic Block-Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Quantization of both stationary and nonstationary Gaussian sources with Voronoi constellations

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Analysis and Construction of Full-Diversity Joint Network-LDPC Codes for Cooperative Communications

# publications[].label
A new reduced complexity turbo-detector for highly selective long delay spread ISI channels: A solution for 4G mobile systems?

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On the Information Rate of Sparse ISI Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Antenna selection for MIMO systems based on an accurate approximation of QAM error probability

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Channel Estimation Using Gaussian Approximation in a Factor Graph for QAM Modulation

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
An asymptotic approximation of the ISI channel capacity

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Experimental Comparison of 64-QAM and Combined Geometric-Probabilistic Shaped 64-QAM

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On quasi-cyclic interleavers for parallel turbo codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Code division multiple access based on independent codes and turbo decoding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Non-systematic LDPC codes via scrambling and splitting

# publications[].label
High rate non-systematic LDPC codes for nonuniform sources

# publications[].label
A Simplified Implementation of a Probabilistic Equalizer for Impulse Radio UWB in High Data Rate Transmission

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Precoding for Outage Probability Minimization on Block Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Convolutional Tanner Structures for Non-Ergodic Wireless Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Time-Entanglement QKD: Secret Key Rates and Information Reconciliation Coding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Time-Varying Space-Only Code: A New Paradigm for Coded MIMO Communication

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
LDA Lattices Without Dithering Achieve Capacity on the Gaussian Channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Serial concatenation of interleaved convolutional codes and M-ary continuous phase modulations

# publications[].label
Belief Propagation with Gaussian Approximation for Joint Channel Estimation and Decoding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Accurate approximation of QAM error probability on quasi-static MIMO channels and its application to adaptive modulation

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
New Results on Low-Density Integer Lattices

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Context Based Decoding of Split-LDPC Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Leech Constellations of Construction-A Lattices

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Signal space diversity: a power- and bandwidth-efficient diversity technique for the Rayleigh fading channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Successive interference cancellation with SISO decoding and EM channel estimation

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Stopping Sets for MDS-based Product Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
On the Ergodic Rate for Compute-and-Forward

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Reduced complexity iterative decoding and channel estimation for space time BICM over frequency-selective wireless channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Coding for the non-orthogonal amplify-and-forward cooperative channel

# publications[].label
Space-time coding techniques with bit-interleaved coded modulations for MIMO block-fading channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Integer Low-Density Lattices based on Construction A

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Performance limits of concatenated codes with iterative decoding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Efficient reconciliation protocol for discrete-variable quantum key distribution

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Non-systematic low-density parity-check codes for nonuniform sources

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Outage Thresholds of LDPC Codes over Nonergodic Block-Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Coding for two-user MIMO cooperative systems using matrix-Alamouti techniques

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Forward error correction of FSK alphabets for noncoherent transmissions over AWGN channel

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Forward error correction of FSK alphabets for wireless noncoherent transmissions

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Lattices Over Eisenstein Integers for Compute-and-Forward

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Polarization of Quasi-Static Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Physical-Layer Network-Coding over Block Fading Channels with Root-LDA Lattice Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Chi-squared Distribution Approximation for Probabilistic Energy Equalizer Implementation in Impulse-Radio UWB Receiver

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Optimal linear precoding for BICM over MIMO channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Euclidean space lattice decoding for joint detection in CDMA systems

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Error Rate Estimation Based on Soft Output Decoding and its Application to Turbo Coding

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Precoding for Coded Communication on Block Fading Channels and Cooperative Communications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Stability Outage Analysis for LDPC Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
EM Channel Estimation in a Low-Cost UWB Receiver Based on Energy Detection

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Multiple Antenna Techniques for Terahertz Nano-Bio Communication

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Time-Entanglement QKD: Secret Key Rates and Information Reconciliation  Coding

# publications[].label
Exploring and Experimenting With Shaping Designs for Next-Generation Optical Communications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].tags
12 Responsible Consumption and Production

# publications[].label
Iterative Multiuser Joint Decoding: Unified Framework and Asymptotic Analysis

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
EM-Based Channel Estimation for Coded Multi-Carrier Transmissions

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Precoding for Word Error Rate Minimization of LDPC Coded Modulation on Block Fading Channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Performance limits of compound codes with symbol-based iterative decoding

# publications[].label
Diversity and Coding Gain Evolution in Graph Codes

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Full-diversity product codes for block erasure and block fading channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Generalized low-density codes with BCH constituents for full-diversity near-outage performance

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
A classification of multiple antenna channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Rotated Modulations for Outage Probability Minimization: a fading space approach

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Channel Estimation in Turbo-Blast Detectors using Em Algorithm

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Good lattice constellations for both Rayleigh fading and Gaussian channels

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# streetAddress
Texas A&M University; Qatar Campus; 4251 TAMUQ

# organizations[]
Electrical and Computer Engineering (Qatar)

# inTheNews[].label
Researchers at Tamuq addressing Covid-19 challenges in Qatar