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Related papers: Movable Antenna-Enhanced Wireless Communications: …

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This paper investigates movable antenna (MA) empowered secure transmission in near-field multiple-input multiple-output (MIMO) communication systems, where the base station (BS) equipped with an MA array transmits confidential information…

Information Theory · Computer Science 2025-09-03 Yaodong Ma , Kai Liu , Yanming Liu , Lipeng Zhu

Multiple access (MA) is a crucial part of any wireless system and refers to techniques that make use of the resource dimensions to serve multiple users/devices/machines/services, ideally in the most efficient way. Given the needs of…

Reconfigurable antennas (RAs) have emerged as a promising technology for future wireless networks, offering additional flexibility for wireless communications. Among existing designs, rotatable antennas are particularly effective in…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Chao Zhang , Hu Zhou , Ruizhe Long , Ying-Chang Liang , Boon-Hee Soong

In this paper, we construct a framework of the movable antenna (MA) aided covert communication shielded by the general noise uncertainty for the first time. According to the analysis performance on the derived closed-form expressions of the…

Information Theory · Computer Science 2024-12-31 Yida Wang , Guojie Hu , Xiaoling Hu , Xingbo Lu , Yuzhen Huang

Movable antenna (MA) technology provides a promising avenue for actively shaping wireless channels through dynamic antenna positioning, thereby enabling electromagnetic radiation reconstruction to enhance physical layer security (PLS).…

Information Theory · Computer Science 2025-10-24 Wenxu Wang , Xiaowu Liu , Wei Gong , Yujia Zhao , Kaixuan Li , Qixun Zhang , Zhiyong Feng , Kan Yu

The broadcast characteristics of sixth-generation (6G) low-earth orbit (LEO) satellite communications raise serious security issues. Movable antenna (MA) technology offers a promising physical layer security (PLS) solution by flexibly…

Information Theory · Computer Science 2026-05-19 Suhong Luo , Pan Tang , Jianhua Zhang , Ji Wang , Yixuan Li , Zihang Ding , Xingwang Li

Movable antenna (MA) is a promising technology for improving the performance of wireless communication systems by providing new degrees-of-freedom (DoFs) in antenna position optimization. However, existing works on MA systems have mostly…

Signal Processing · Electrical Eng. & Systems 2025-11-20 Liujia Yao , Changsheng You , Chao Zhou , Beixiong Zheng , Weidong Mei

Low-altitude unmanned aerial vehicle (UAV) networks are integral to future 6G integrated sensing and communication (ISAC) systems. However, their deployment is hindered by challenges stemming from high mobility of UAVs, complex propagation…

Information Theory · Computer Science 2025-11-14 Honghao Wang , Qingqing Wu , Yifan Jiang , Ziyuan Zheng , Ziheng Zhang , Yanze Zhu , Ying Gao , Wen Chen , Guanghai Liu , Abbas Jamalipour

The highly sparse nature of propagation channels and the restricted use of radio frequency (RF) chains at transceivers limit the performance of millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems. Introducing…

Information Theory · Computer Science 2018-06-04 Biao He , Hamid Jafarkhani

In conventional multiple-input multiple-output (MIMO), static array configurations struggle in dynamic environments, and further antenna scaling is bounded by cost, energy, and footprint. Emerging approaches, which can enable…

Information Theory · Computer Science 2025-11-11 Zhe Wang , Jiayi Zhang , Bokai Xu , Wenhui Yi , Emil Björnson , Bo Ai

This paper presents an end-to-end deep learning framework in a movable antenna (MA)-enabled multiuser communication system. In contrast to the conventional works assuming perfect channel state information (CSI), we address the practical CSI…

Information Theory · Computer Science 2025-09-16 Ruizhi Zhang , Yuchen Zhang , Lipeng Zhu , Ying Zhang , Rui Zhang

Movable antenna (MA) technology has emerged as a promising solution for reconfiguring wireless channel conditions through local antenna movement within confined regions. Unlike previous works assuming perfect channel state information…

Information Theory · Computer Science 2025-05-13 Haifeng Ma , Weidong Mei , Xin Wei , Boyu Ning , Zhi Chen

Six-dimensional movable antenna (6DMA) is an effective approach to improve wireless network capacity by adjusting the 3D positions and 3D rotations of distributed antenna surfaces based on the users' spatial distribution and statistical…

Information Theory · Computer Science 2024-03-27 Xiaodan Shao , Rui Zhang , Qijun Jiang , Robert Schober

Space--air--ground integrated networks (SAGINs) are emerging as a key foundation for future non-terrestrial networks (NTNs) and low-altitude economy services. However, their performance is increasingly limited not only by communication…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Heyou Liu , Bang Huang , Mohamed-Slim Alouini

In this paper, we model the minimum achievable throughput within a transmission block of restricted duration and aim to maximize it in movable antenna (MA)-enabled multiuser downlink communications. Particularly, we account for the antenna…

Information Theory · Computer Science 2024-11-22 Honghao Wang , Qingqing Wu , Ying Gao , Wen Chen , Weidong Mei , Guojie Hu , Lexi Xu

Movable antenna (MA) and intelligent reflecting surface (IRS) are considered promising technologies for the next-generation wireless communication systems due to their shared channel reconfiguration capabilities. This, however, raises a…

Information Theory · Computer Science 2025-07-04 Xin Wei , Weidong Mei , Qingqing Wu , Qiaoran Jia , Boyu Ning , Zhi Chen , Jun Fang

Movable antenna (MA) is a new technology with great potential to improve communication performance by enabling local movement of antennas for pursuing better channel conditions. In particular, the acquisition of complete channel state…

Information Theory · Computer Science 2023-12-13 Zhenyu Xiao , Songqi Cao , Lipeng Zhu , Yanming Liu , Xiang-Gen Xia , Rui Zhang

Movable antenna (MA) has emerged as a promising technology for future wireless systems. Compared with traditional fixed-position antennas, MA improves system performance by antenna movement to optimize channel conditions. For multiuser…

Information Theory · Computer Science 2026-02-11 Kaijun Feng , Ziwei Wan , Anwen Liao , Wenyan Ma , Lipeng Zhu , Zhenyu Xiao , Zhen Gao , Rui Zhang

Movable antenna (MA) is an emerging technology which can reconfigure wireless channels via adaptive antenna position adjustments at transceivers, thereby bringing additional spatial degrees of freedom for improving system performance. In…

Information Theory · Computer Science 2025-10-20 Guojie Hu , Qingqing Wu , Lipeng Zhu , Kui Xu , Guoxin Li , Jiangbo Si , Jian Ouyang , Tong-Xing Zheng

Dynamic Metasurface Antennas (DMAs) are recently attracting considerable research interests due to their potential to enable low-cost, reconfigurable, and highly scalable antenna array architectures for next generation wireless systems.…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Ioannis Gavras , George C. Alexandropoulos