Massive MIMO systems: Signal processing challenges and future trends

RC de Lamare - URSI Radio Science Bulletin, 2013 - ieeexplore.ieee.org
This article presents a tutorial on multi-user multiple-antenna wireless systems with a very
large number of antennas, known as massive multi-input multi-output (MIMO) systems …

Iterative detection and decoding algorithms for MIMO systems in block-fading channels using LDPC codes

AGD Uchoa, CT Healy… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
We propose iterative detection and decoding (IDD) algorithms with low-density parity-check
(LDPC) codes for multiple-input multiple-output (MIMO) systems operating in block-fading …

Tensor wiener filter

SY Chang, HC Wu - IEEE Transactions on Signal Processing, 2022 - ieeexplore.ieee.org
In signal processing and data analytics, Wiener filter is a classical powerful tool to transform
an input signal to match a desired or target signal by a linear time-invariant (LTI) filter. The …

Adaptive widely linear reduced-rank beamforming based on joint iterative optimization

N Song, WU Alokozai, RC de Lamare… - IEEE Signal …, 2013 - ieeexplore.ieee.org
We propose a reduced-rank beamformer based on the rank-D Joint Iterative Optimization
(JIO) of the modified Widely Linear Constrained Minimum Variance (WLCMV) problem for …

Adaptive reduced-rank receive processing based on minimum symbol-error-rate criterion for large-scale multiple-antenna systems

Y Cai, RC de Lamare, B Champagne… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
In this work, we propose a novel adaptive reduced-rank receive processing strategy based
on joint preprocessing, decimation and filtering (JPDF) for large-scale multiple-antenna …

Adaptive widely linear constrained constant modulus reduced-rank beamforming

X Wu, Y Cai, M Zhao, RC De Lamare… - … on Aerospace and …, 2017 - ieeexplore.ieee.org
We propose a blind adaptive reduced-rank widely linear beamforming algorithm using the
generalized sidelobe canceller structure for interference suppression. A structured Krylov …

Widely linear MVDR beamformers for noncircular signals based on time-averaged second-order noncircularity coefficient estimation

D Xu, L Huang, X Xu, Z Ye - IEEE transactions on vehicular …, 2013 - ieeexplore.ieee.org
The optimal widely linear (WL) minimum variance distortionless response (MVDR)
beamformer, which has a powerful performance for the reception of a noncircular signal …

Fast and accurate rank selection methods for multistage Wiener filter

M Zhang, A Zhang, J Li - IEEE transactions on signal …, 2015 - ieeexplore.ieee.org
Reduced-rank adaptive processing (RRAP) has received considerable attention in recent
years. One of the key problems with this technique is how to determine an appropriate …

Massive MIMO systems: Signal processing challenges and research trends

RC de Lamare - arXiv preprint arXiv:1310.7282, 2013 - arxiv.org
This article presents a tutorial on multiuser multiple-antenna wireless systems with a very
large number of antennas, known as massive multi-input multi-output (MIMO) systems …

Adaptive interference mitigation space‐time array reconfiguration by joint selection of antenna and delay tap

Y Sun, J Xie, Y Gong, Z Zhang… - IET Radar, Sonar & …, 2024 - Wiley Online Library
Abstract Space‐time adaptive processing (STAP) array has found extensive use in the
global navigation satellite system for interference suppression. Nevertheless, the …