Deep learning-based channel estimation for massive MIMO systems

CJ Chun, JM Kang, IM Kim - IEEE Wireless Communications …, 2019 - ieeexplore.ieee.org
In this letter, we propose a deep learning (DL)-based channel estimation scheme for the
massive multiple-input multiple-output (MIMO) system. Unlike existing studies, we develop …

Massive MIMO channel estimation with an untrained deep neural network

E Balevi, A Doshi, JG Andrews - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
This paper proposes a deep learning-based channel estimation method for multi-cell
interference-limited massive MIMO systems, in which base stations equipped with a large …

Deep learning-based pilot design for multi-user distributed massive MIMO systems

J Xu, P Zhu, J Li, X You - IEEE Wireless Communications …, 2019 - ieeexplore.ieee.org
This letter proposes a deep learning-based pilot design scheme to minimize the sum mean
square error (MSE) of channel estimation for multi-user distributed massive multiple-input …

An attention-aided deep learning framework for massive MIMO channel estimation

J Gao, M Hu, C Zhong, GY Li… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Channel estimation is one of the key issues in practical massive multiple-input multiple-
output (MIMO) systems. Compared with conventional estimation algorithms, deep learning …

Deep learning for beamspace channel estimation in millimeter-wave massive MIMO systems

X Wei, C Hu, L Dai - IEEE Transactions on Communications, 2020 - ieeexplore.ieee.org
Millimeter-wave massive multiple-input multiple-output (MIMO) can use a lens antenna array
to considerably reduce the number of radio frequency (RF) chains, but channel estimation is …

Information-theoretic pilot design for downlink channel estimation in FDD massive MIMO systems

Y Gu, YD Zhang - IEEE Transactions on Signal Processing, 2019 - ieeexplore.ieee.org
Massive multiple-input multiple-output (MIMO) is one of the most promising techniques for
next generation wireless communications due to its superior capability to provide high …

Deep learning for massive MIMO with 1-bit ADCs: When more antennas need fewer pilots

Y Zhang, M Alrabeiah… - IEEE Wireless …, 2020 - ieeexplore.ieee.org
This letter considers uplink massive MIMO systems with 1-bit analog-to-digital converters
(ADCs) and develops a deep-learning based channel estimation framework. In this …

Low-complexity deep-learning-based DOA estimation for hybrid massive MIMO systems with uniform circular arrays

D Hu, Y Zhang, L He, J Wu - IEEE Wireless Communications …, 2019 - ieeexplore.ieee.org
This letter proposes a low-complexity deep-learning-based direction-of-arrival (DOA)
estimation method for a hybrid massive multiple-input multiple-output (MIMO) system with a …

Data-driven deep learning to design pilot and channel estimator for massive MIMO

X Ma, Z Gao - IEEE Transactions on Vehicular Technology, 2020 - ieeexplore.ieee.org
In this paper, we propose a data-driven deep learning (DL) approach to jointly design the
pilot signals and channel estimator for wideband massive multiple-input multiple-output …

Deep learning-based antenna selection and CSI extrapolation in massive MIMO systems

B Lin, F Gao, S Zhang, T Zhou… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A critical bottleneck of massive multiple-input multiple-output (MIMO) system is the huge
training overhead caused by downlink transmission, like channel estimation, downlink …