Massive MIMO systems for 5G: A systematic mapping study on antenna design challenges and channel estimation open issues

M Benzaghta, KM Rabie - IET Communications, 2021 - Wiley Online Library
The next generation of mobile networks (5G) is expected to achieve high data rates, reduce
latency, as well as improve the spectral and energy efficiency of wireless communication …

Uplink-aided high mobility downlink channel estimation over massive MIMO-OTFS system

Y Liu, S Zhang, F Gao, J Ma… - IEEE Journal on Selected …, 2020 - ieeexplore.ieee.org
Although it is often used in the orthogonal frequency division multiplexing (OFDM) systems,
application of massive multiple-input multiple-output (MIMO) over the orthogonal time …

A new path division multiple access for the massive MIMO-OTFS networks

M Li, S Zhang, F Gao, P Fan… - IEEE journal on selected …, 2020 - ieeexplore.ieee.org
This article focuses on a new path division multiple access (PDMA) for both uplink (UL) and
downlink (DL) massive multiple-input multiple-output network over a high mobility scenario …

Efficient deployment with geometric analysis for mmWave UAV communications

J Zhao, J Liu, J Jiang, F Gao - IEEE Wireless Communications …, 2020 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) communications with mmWave band is a promising
candidate for future communication systems due to its high reliability, excellent flexibility and …

Ultra-reliable MU-MIMO detector based on deep learning for 5G/B5G-enabled IoT

K He, Z Wang, D Li, F Zhu, L Fan - Physical Communication, 2020 - Elsevier
In this paper, we propose an ultra-reliable multiuser multiple-input multiple-output (MU-
MIMO) detector based on deep learning for the fifth-generation and beyond the fifth …

Polarization channel estimation for circular and non-circular signals in massive MIMO systems

X Wang, L Wan, M Huang, C Shen… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
The polarization millimeter wave (mmWave) massive multiple-input multiple-output (MIMO)
system has been deployed in next-generation wireless communication since it can provide a …

Hybrid beamforming for multi-carrier dual-function radar-communication system

Z Cheng, Z He, B Liao - IEEE Transactions on Cognitive …, 2021 - ieeexplore.ieee.org
This paper investigates a hybrid beamforming design for dual-function radar-communication
(DFRC) systems. Comparing with fully digital beamforming, much less radio frequency (RF) …

Channel estimation for ambient backscatter communication systems with massive-antenna reader

W Zhao, G Wang, S Atapattu, R He… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Ambient backscatter, an emerging green communication technology, has aroused great
interest from both academia and industry. One open problem for ambient backscatter …

Downlink power optimization for cell-free massive MIMO over spatially correlated Rayleigh fading channels

J Qiu, K Xu, X Xia, Z Shen, W Xie - IEEE Access, 2020 - ieeexplore.ieee.org
Cell-free massive multiple-input multiple-output (mMIMO) is regarded as a promising
technology in the future wireless communication. This paper aims to minimize the downlink …

Improving cell-free massive MIMO networks performance: A user scheduling approach

J Denis, M Assaad - IEEE Transactions on Wireless …, 2021 - ieeexplore.ieee.org
Cell-Free (CF) massive multiple-input multiple-output (MIMO) system is a distributed
antenna system, wherein a large number of access points wish to simultaneously …