In this paper, by considering the average mean squared error (AMSE) of channel estimation,
we primarily obtain the closed-from expressions of the probability density function (PDF) and …

This paper proposes a new algorithm to estimate the nominal direction-of-arrival (DOA) and
the angular spread of multiple incoherently distributed (ID) sources. With the general array …

Future wireless systems are trending towards higher carrier frequencies that offer larger
communication bandwidth but necessitate the use of large antenna arrays. Signal …

Aiming at a massive multi-input multi-output (MIMO) system with unknown channel path
number, a sparse adaptive compressed sensing channel estimation algorithm is proposed …

Wi-Fi as a wireless networking technology has become a widely acceptable commonplace.
Over the course of time, the applications landscape of Wi-Fi networks is growing …

In this paper, we derive the bit error rate and pairwise error probability (PEP) for massive
multiple-input multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) …

Expectation propagation (EP) has been recently proposed as a low-complexity algorithm for
symbol detection in massive MIMO systems, where its performance is evaluated on the …

Pilot contamination has been known as one of the most challenging issues in massive
multiple-input multiple-output (MIMO) systems. Every user will experience interferences from …

In this paper, we propose new Discrete Fourier Transform (DFT)-based beamspace
selection algorithms for Massive Multiple Input, Multiple Output (MIMO) receiver operating in …

Channel Coding has been one of the central disciplines driving the success stories of
current generation LTE systems and beyond. In particular, turbo codes are mostly used for …