The next wave of wireless technologies is proliferating in connecting things among themselves as well as to humans. In the era of the Internet of Things (IoT), billions of …
Massive access, also known as massive connectivity or massive machine-type communication (mMTC), is one of the main use cases of the fifth-generation (5G) and …
Y Wu, X Gao, S Zhou, W Yang… - IEEE Wireless …, 2020 - ieeexplore.ieee.org
Multiple access technology played an important role in wireless communication in the last decades: it increases the capacity of the channel and allows different users to access the …
The rapid development of communication technologies in the past decades has provided immense vertical opportunities for individuals and enterprises. However, conventional …
S Tang, J Xia, L Fan, X Lei, W Xu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Although the frequency-division duplex (FDD) massive multiple-input multiple-output (MIMO) system can offer high spectral and energy efficiency, it requires to feedback the downlink …
M Ke, Z Gao, Y Wu, X Gao… - IEEE Journal on Selected …, 2020 - ieeexplore.ieee.org
This article studies massive access in cell-free massive multi-input multi-output (MIMO)- based Internet of Things and solves the challenging active user detection (AUD) and …
K Ying, Z Gao, S Lyu, Y Wu, H Wang, MS Alouini - IEEE Access, 2020 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is considered to be an energy-efficient approach to reshape the wireless environment for improved throughput. Its passive feature greatly …
X Ma, Z Gao, F Gao, M Di Renzo - IEEE Journal on Selected …, 2021 - ieeexplore.ieee.org
This paper proposes a model-driven deep learning (MDDL)-based channel estimation and feedback scheme for wideband millimeter-wave (mmWave) massive hybrid multiple-input …
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 …