Providing reliable broadband wireless communications in high mobility environments, such
as high-speed railway systems, remains one of the main challenges faced by the …

Orthogonal frequency-division multiplexing (OFDM) effectively mitigates intersymbol
interference (ISI) caused by the delay spread of wireless channels. Therefore, it has been …

In this paper, we focus on orthogonal frequency-division multiplexing (OFDM) receiver
designs for underwater acoustic (UWA) channels with user-and/or path-specific Doppler …

Orthogonal frequency division multiplexing (OFDM) has emerged as a promising modulation
scheme for underwater acoustic (UWA) communications, thanks to its robustness to …

We propose low-complexity block turbo equalizers for orthogonal frequency-division
multiplexing (OFDM) systems in time-varying channels. The presented work is based on a …

This paper is concerned with the challenging and timely problem of joint channel estimation,
equalization, and data detection for uplink orthogonal frequency division multiplexing …

Indoor mobile communication systems (or simply indoor systems) are expected to yield
significant improvement of capacity and coverage at low cost on mobile communication …

Channel estimation for multi-input multi-output orthogonal frequency division multiplexing
(MIMO-OFDM) systems is a challenging issue in high mobility scenarios due to prohibitive …

This paper studies the problem of pilot-aided joint carrier frequency offset (CFO) and
channel estimation using Fisher and Bayesian approaches in orthogonal frequency division …

It is well-known that time-varying channels can provide time diversity and improve error rate
performance compared to time-invariant fading channels. However, exploiting time diversity …