Joint carrier frequency offset and channel estimation for OFDM systems via the EM algorithm in the presence of very high mobility

EP Simon, L Ros, H Hijazi… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
In this paper, the problem of joint carrier frequency offset (CFO) and channel estimation for
OFDM systems over the fast time-varying frequency-selective channel is explored within the …

Joint CFO and channel estimation in OFDM systems using sparse Bayesian learning

S Salari, F Chan - IEEE communications letters, 2020 - ieeexplore.ieee.org
In this article, we study the problem of joint carrier frequency offset (CFO) and sparse
channel estimation in orthogonal frequency-division multiplexing (OFDM) communication …

Spectral efficiency of OFDM systems with random residual CFO

A Almradi, KA Hamdi - IEEE Transactions on Communications, 2015 - ieeexplore.ieee.org
Orthogonal frequency division multiplexing (OFDM) over wireless channels is sensitive to
carrier frequency offset (CFO), which destroys orthogonality amongst sub-carriers, giving …

Attention Guided Multi-Task Network for Joint CFO and Channel Estimation in OFDM Systems

Z Chen, Z Liu, X Geng, Y Zhao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The existence of high carrier frequency offset (CFO) and fading channels degrades the
performance of communication systems in high mobility environments significantly. To …

Maximum likelihood-based adaptive iteration algorithm design for joint CFO and channel estimation in MIMO-OFDM systems

NH Cheng, KC Huang, YF Chen, SM Tseng - EURASIP Journal on …, 2021 - Springer
In this paper, we present a joint time-variant carrier frequency offset (CFO) and frequency-
selective channel response estimation scheme for multiple input-multiple output-orthogonal …

A Novel Frame Structure for Joint Blind Channel and CFO Estimation for Mobile OMA/NOMA OFDM

L Bariah, A Al-Dweik, M Aldababsa… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article introduces a novel channel and carrier frequency offset (CFO) estimation
scheme for orthogonal frequency-division multiplexing (OFDM) transmission over time …

Minimum-error-probability CFO estimation for multiuser MIMO-OFDM systems

AK Dutta, KVS Hari, L Hanzo - IEEE Transactions on Vehicular …, 2014 - ieeexplore.ieee.org
We consider carrier frequency offset (CFO) estimation in the context of multiple-input
multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) systems over …

Joint maximum-likelihood estimation of frequency offset and channel coefficients in multiple-input multiple-output orthogonal frequency-division multiplexing systems …

S Salari, M Heydarzadeh - IET communications, 2011 - IET
In this study, the authors consider a multiple-input multiple-output (MIMO) orthogonal
frequency-division multiplexing system operating over unknown frequency-selective fading …

RLS-based estimation and tracking of frequency offset and channel coefficients in MIMO-OFDM systems

M Jamalabdollahi, S Salari - Wireless personal communications, 2013 - Springer
In this paper, we investigate the problem of carrier frequency-offset (CFO) synchronization
and channel estimation in multiple-input multiple-output orthogonal frequency-division …

RLS-based frequency synchronization and channel estimation in OFDMA systems

M Jamalabdollahi, A Mirzaeinia… - 2012 14th International …, 2012 - ieeexplore.ieee.org
In this paper, we investigate the problem of carrier frequency-offset (CFO) synchronization
and channel estimation in orthogonal frequency-division multiple access (OFDMA) systems …