A tutorial on near-field XL-MIMO communications towards 6G

H Lu, Y Zeng, C You, Y Han, J Zhang… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Extremely large-scale multiple-input multiple-output (XL-MIMO) is a promising technology for
the sixth-generation (6G) mobile communication networks. By significantly boosting the …

Multi-user modular XL-MIMO communications: Near-field beam focusing pattern and user grouping

X Li, Z Dong, Y Zeng, S Jin… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this paper, we investigate multi-user modular extremely large-scale multiple-input multiple-
output (XL-MIMO) communication systems, where modular extremely large-scale uniform …

Extremely large aperture array (ELAA) communications: Foundations, research advances and challenges

S Ye, M Xiao, MW Kwan, Z Ma, Y Huang… - IEEE Open Journal …, 2024 - ieeexplore.ieee.org
Extremely large aperture array (ELAA) represents a paradigm shift in wireless antenna
systems, poised to redefine the capabilities of future networks, particularly in the era of the …

Fixed and movable antenna technology for 6G integrated sensing and communication

Y Zeng, Z Dong, H Wang, L Zhu, Z Hong… - arXiv preprint arXiv …, 2024 - arxiv.org
By deploying antenna arrays at the transmitter/receiver to provide additional spatial-domain
degrees of freedom (DoFs), multi-antenna technology greatly improves the reliability and …

面向6G 通信感知一体化的固定与可移动天线技术

曾勇, 董珍君, 王蕙质, 朱立鹏, 洪子尧, 姜庆基… - 信号 …, 2024 - signal.ejournal.org.cn
多天线技术通过在收发端部署天线阵列, 从而提供额外的空间自由度(degrees of freedom,
DoFs), 大幅提升了无线通信的可靠性与有效性. 与此同时, 多天线技术应用于雷达感知领域 …

Enhancing Spatial Multiplexing and Interference Suppression for Near-and Far-Field Communications with Sparse MIMO

H Wang, C Feng, Y Zeng, S Jin, C Yuen… - arXiv preprint arXiv …, 2024 - arxiv.org
Multiple-input multiple-output has been a key technology for wireless systems for decades.
For typical MIMO communication systems, antenna array elements are usually separated by …

Group movable antenna with flexible sparsity: Joint array position and sparsity optimization

H Lu, Y Zeng, S Jin, R Zhang - IEEE Wireless Communications …, 2024 - ieeexplore.ieee.org
Movable antenna (MA) is a promising technology to exploit the spatial variation of wireless
channel for performance enhancement, by dynamically varying the antenna position within a …

Near-field beam training with sparse DFT codebook

C Zhou, C Wu, C You, J Zhou… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Extremely large-scale arrays (XL-arrays) have emerged as one promising technology to
improve the spectral efficiency and spatial resolution in future sixth generation (6G) wireless …

Movable antenna for wireless communications: Prototyping and experimental results

Z Dong, Z Zhou, Z Xiao, C Zhang, X Li, H Min… - arXiv preprint arXiv …, 2024 - arxiv.org
Movable antenna (MA), which can flexibly change the position of antenna in three-
dimensional (3D) continuous space, is an emerging technology for achieving full spatial …

Sparse Array Enabled Near-Field Communications: Beam Pattern Analysis and Hybrid Beamforming Design

C Zhou, C You, H Zhang, L Chen, S Shi - arXiv preprint arXiv:2401.05690, 2024 - arxiv.org
Extremely large-scale array (XL-array) has emerged as a promising technology to enable
near-field communications for achieving enhanced spectrum efficiency and spatial …