Research challenges and opportunities of UAV millimeter-wave communications

C Zhang, W Zhang, W Wang, L Yang… - IEEE Wireless …, 2019 - ieeexplore.ieee.org
Millimeter-wave (mmWave) communication with multi-gigahertz bandwidth availability
enables much higher capacity and transmission rate than conventional microwave …

Fast channel tracking for terahertz beamspace massive MIMO systems

X Gao, L Dai, Y Zhang, T Xie, X Dai… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
The recent concept of beamspace multiple input multiple output (MIMO) with discrete lens
array can utilize beam selection to reduce the number of radio-frequency chains (RF) …

[PDF][PDF] A review on machine learning and deep learning for various antenna design applications

MM Khan, S Hossain, P Mozumdar, S Akter… - Heliyon, 2022 - cell.com
The next generation of wireless communication networks will rely heavily on machine
learning and deep learning. In comparison to traditional ground-based systems, the …

Antenna array enabled space/air/ground communications and networking for 6G

Z Xiao, Z Han, A Nallanathan, OA Dobre… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
Antenna arrays have a long history of more than 100 years and have evolved closely with
the development of electronic and information technologies, playing an indispensable role …

A tutorial on environment-aware communications via channel knowledge map for 6G

Y Zeng, J Chen, J Xu, D Wu, X Xu, S Jin… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Sixth-generation (6G) mobile communication networks are expected to have dense
infrastructures, large antenna size, wide bandwidth, cost-effective hardware, diversified …

A survey of millimeter-wave communication: Physical-layer technology specifications and enabling transmission technologies

S He, Y Zhang, J Wang, J Zhang, J Ren… - Proceedings of the …, 2021 - ieeexplore.ieee.org
Millimeter-wave (mmWave) frequency bands, which offer abundant underutilized spectral
resources, have been explored and exploited in the past several years to meet the …

Angle domain hybrid precoding and channel tracking for millimeter wave massive MIMO systems

J Zhao, F Gao, W Jia, S Zhang, S Jin… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The millimeter-wave (mm-wave) massive multiple-input multiple-output (MIMO) system has
gained much attention for its considerable improvement in system throughput. However, the …

Fast mmwave beam alignment via correlated bandit learning

W Wu, N Cheng, N Zhang, P Yang… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Beam alignment (BA) is to ensure the transmitter and receiver beams are accurately aligned
to establish a reliable communication link in millimeter-wave (mmwave) systems. Existing …

Low-overhead beam training scheme for extremely large-scale RIS in near field

W Liu, C Pan, H Ren, F Shu, S Jin… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Extremely large-scale reconfigurable intelligent surface (XL-RIS) has recently been
proposed and is recognized as a promising technology that can further enhance the …

3-D beamforming for flexible coverage in millimeter-wave UAV communications

L Zhu, J Zhang, Z Xiao, X Cao, DO Wu… - IEEE Wireless …, 2019 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) communications can provide high capacity, long
transmission distance, and large coverage range in the future air-to-ground networks. Due to …