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Movable antennas offer new potential for wireless communication by introducing degrees of freedom in antenna positioning, which has recently been explored for improving sum rates. In this paper, we aim to fully leverage the capabilities of…

Signal Processing · Electrical Eng. & Systems 2025-03-25 Songjie Yang , Zihang Wan , Yue Xiu , Boyu Ning , Yong Li , Yuenwei Liu , Chau Yuen

This paper investigates the potential of movable antennas (MAs) to enhance physical layer security within a multiple-input multiple-output multiple-antenna eavesdropper (MIMOME) system. We consider a practical scenario where the transmitter…

Information Theory · Computer Science 2026-01-22 Lei Xie , Peilan Wang , Guanxiong Shen , Guyue Li , Weidong Mei , Liquan Chen

The movable antenna (MA) technology has attracted great attention recently due to its promising capability in improving wireless channel conditions by flexibly adjusting antenna positions. To reap maximal performance gains of MA systems,…

Signal Processing · Electrical Eng. & Systems 2025-03-03 Ge Yan , Lipeng Zhu , Rui Zhang

Millimeter wave offers a sensible solution to the capacity crunch faced by 5G wireless communications. This paper comprehensively studies physical layer security in a multi-input single-output (MISO) millimeter wave system where multiple…

Information Theory · Computer Science 2018-01-30 Ying Ju , Hui-Ming Wang , Tong-Xing Zheng , Qinye Yin , Moon Ho Lee

Beam alignment (BA) is a crucial process in millimeter-wave (mmWave) communications, enabling precise directional transmission and efficient link establishment. However, due to characteristics like omnidirectional exposure and the broadcast…

Cryptography and Security · Computer Science 2025-07-15 Yulin Teng , Keshuang Han , Pinchang Zhang , Xiaohong Jiang , Yulong Shen , Fu Xiao

Non-fixed flexible antenna architectures, such as fluid antenna system (FAS), movable antenna (MA), and pinching antenna, have garnered significant interest in recent years. Among them, rotatable antenna (RA) has emerged as a promising…

Movable antennas (MAs), which can be swiftly repositioned within a defined region, offer a promising solution to the limitations of fixed-position antennas (FPAs) in adapting to spatial variations in wireless channels, thereby improving…

Signal Processing · Electrical Eng. & Systems 2026-01-06 Ziyuan Zheng , Qingqing Wu , Wen Chen , Guojie Hu

Through adaptive antenna repositioning, the movable antenna (MA) technology enables on-demand reconfiguration of wireless channels, thereby creating an additional spatial degree of freedom in improving communication performance. This paper…

Information Theory · Computer Science 2026-04-23 Guojie Hu , Qingqing Wu , Lipeng Zhu , Kui Xu , Guoxin Li , Tong-Xing Zheng

Unmanned aerial vehicle (UAV) wireless communications have experienced an upsurge of interest in both military and civilian applications, due to its high mobility, low cost, on-demand deployment, and inherent line-of-sight (LoS)…

Information Theory · Computer Science 2019-09-17 Xiaofang Sun , Derrick Wing Kwan Ng , Zhiguo Ding , Yanqing Xu , Zhangdui Zhong

Integrated sensing and communication (ISAC) is a key technology for future 6G networks. Most existing studies focus on monostatic and/or bistatic setups with limited coverage and capabilities. Networked ISAC systems with distributed base…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Yuan Guo , Wen Chen , Qingqing Wu , Yang Liu , Qiong Wu , Kunlun Wang , Jun Li , Lexi Xu

Unmanned aerial vehicles (UAVs) have attracted significant interest from the academia and industry most recently. Motivated by the wide usage of UAVs, this paper considers UAV communication with reconfigurable antenna (RA) in the presence…

Signal Processing · Electrical Eng. & Systems 2022-06-10 Ayse Betul Buyuksar , Eylem Erdogan , Ibrahim Altunbas

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

Application of range-angle focusing frequency diverse array (FDA) for secure wireless communication has been proposed in recent years. However, it can be proven that the FDAs are not suitable for secure wireless communication and the same…

Signal Processing · Electrical Eng. & Systems 2020-04-21 Mahdi Fartookzadeh

Recently, movable antennas (MAs) have garnered immense attention due to their capability to favorably alter channel conditions through agile movement. In this letter, we delve into a spectrum sharing system enabled by unmanned aerial…

Numerical Analysis · Mathematics 2026-01-06 Xiao-Wei Tang , Yunmei Shi , Yi Huang , Qingqing Wu

This study investigates subarray-level movable antenna (MA) architecture for multi-user MIMO (MU-MIMO) systems. Unlike conventional systems with fixed-position antennas (FPAs), the proposed scheme harnesses the additional positional degrees…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Shanshan Zhang , Songjie Yang , Wenxuan Zhang , Youzhi Xiong , Siya Yao

Reconfigurable Intelligent Surfaces (RIS) are known as a promising technology to improve the performance of wireless communication networks, and have been extensively studied. Movable Antennas (MA) are a novel technology that fully exploits…

Systems and Control · Electrical Eng. & Systems 2026-03-25 Yan Zhang , Indrakshi Dey , Nicola Marchetti

Movable antenna (MA) introduces a new degree of freedom for future wireless communication systems by enabling the adaptive adjustment of antenna positions. Its large-range movement renders wireless channels transmission into the near-field…

Information Theory · Computer Science 2026-01-14 Chongjia Sun , Ziwei Wan , Lipeng Zhu , Zhenyu Xiao , Zhen Gao , Rui Zhang

Movable antenna (MA) technology offers a flexible approach to enhancing wireless channel conditions by adjusting antenna positions within a designated region. While most existing works focus on narrowband MA systems, this paper investigates…

Signal Processing · Electrical Eng. & Systems 2025-10-03 Ruixi Feng , Weidong Mei , Lele Lu , Xin Wei , Zhi Chen , Zhen Gao , Boyu Ning

Fluid antenna system (FAS)/movable antenna (MA) has emerged as a promising technology to fully exploit the spatial degrees of freedom (DoFs). In this paper, we propose a new rotatable antenna (RA) model, as a simplified implementation of…

Information Theory · Computer Science 2025-02-28 Qingjie Wu , Beixiong Zheng , Tiantian Ma , Rui Zhang

Movable antennas (MAs) have demonstrated significant potential in enhancing the performance of integrated sensing and communication (ISAC) systems. However, the application in the integrated and cost-effective full-duplex (FD) monostatic…

Information Theory · Computer Science 2025-05-15 Size Peng , Cixiao Zhang , Yin Xu , Qingqing Wu , Lipeng Zhu , Xiaowu Ou , Dazhi He