This book introduces the theoretical elements at the basis of various classes of algorithms
commonly employed in the physical layer (and, in part, in MAC layer) of wireless …

In this paper, optimal pilot sequence designs for MIMO-OFDM systems in multi-cell
environments are provided. The proposed multi-cell optimality criterion is to minimize the …

Using the orthogonal frequency division multiplexing (OFDM) technique, a multiple-input
multiple-output (MIMO) system can provide high spectral efficiency and high data …

Signal‐to‐noise ratio (SNR) estimation is crucial for spectrum management and data
transmission. However, the existing classical methods in satellite‐to‐ground (SG) …

In this paper, we propose a manifold optimization empowered two-timescale channel
estimation (MO-TTCE) scheme for reconfigurable intelligent surface (RIS)-assisted multiuser …

In this study, we propose several power allocation schemes in a coordinated base station
downlink transmission with per antenna and per base station power constraints. Block …

Accurate estimation of transmission parameters is indispensable in 5G satellite-to-ground
communication systems. However, the tricky problem in multipath fading channels is to …

High mobility support of multiple-input multiple-output (MIMO)-orthogonal frequency division
multiplexing (OFDM) systems plays a major role in wireless communication systems …

Purpose–The purpose of this paper is to propose a robust correntropy assisted blind
channel estimator for multiple-input multiple-output orthogonal frequency-division …

Abstract The combination of Space–Time Coded Multiple Input Multiple Output systems
(STC-MIMO) with Orthogonal Frequency Division Multiplexing (OFDM) is recently being …