English
Related papers

Related papers: Secure Multiuser Beamforming With Movable Antenna …

200 papers

Movable antennas (MAs) have drawn increasing attention in wireless communications due to their capability to create favorable channel conditions via local movement within a confined region. In this letter, we investigate its application in…

Information Theory · Computer Science 2025-07-09 Xuanlin Shen , Xin Wei , Weidong Mei , Zhi Chen , Jun Fang , Boyu Ning

As an emerging wireless communication technology, movable antennas (MAs) offer the ability to adjust the spatial correlation of steering vectors, enabling more flexible beamforming compared to fixed-position antennas (FPAs). In this paper,…

Signal Processing · Electrical Eng. & Systems 2026-01-27 Shun Yang , Xin Wei , Nianbing Su , Weidong Mei , Zhi Chen , Boyu Ning

Movable antenna (MA) has emerged as a promising technology to flexibly reconfigure wireless channels by adjusting antenna placement. In this paper, we study a dual-functional radar-communication (DFRC) system enhanced with movable antennas.…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Ran Yang , Zheng Dong , Peng Cheng , Lin Zhang , Wanting Lyu , Yue Xiu , Ning Wei , Chadi Assi

Movable antenna (MA) technology, which can reconfigure wireless channels by flexibly moving antenna positions in a specified region, has great potential for improving communication performance. In this paper, we consider a new setup of…

Information Theory · Computer Science 2024-05-08 Guojie Hu , Qingqing Wu , Donghui Xu , Kui Xu , Jiangbo Si , Yunlong Cai , Naofal Al-Dhahir

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 certain region. However, for multi-antenna communication…

Information Theory · Computer Science 2024-10-11 Haiquan Lu , Yong Zeng , Shi Jin , Rui Zhang

Movable antenna (MA) is a promising technology to improve wireless communication performance by varying the antenna position in a given finite area at the transceivers to create more favorable channel conditions. In this paper, we…

Information Theory · Computer Science 2024-03-26 Lipeng Zhu , Wenyan Ma , Boyu Ning , Rui Zhang

In conventional artificial noise (AN)-aided physical-layer security systems, fixed-position antenna (FPA) arrays exhibit inherent vulnerability to coverage gaps due to their static spatial configuration. Adversarial eavesdroppers can…

Information Theory · Computer Science 2025-07-09 Kan Yu , Wenxu Wang , Xiaowu Liu , Yujia Zhao , Qixun Zhang , Zhiyong Feng , Dong Li

In this paper, a novel movable antenna (MA) empowered secure transmission scheme is designed for cell-free symbiotic radio (SR) systems in the presence of an eavesdropper (Eve). Specifically, multiple distributed access points (APs)…

Signal Processing · Electrical Eng. & Systems 2024-09-23 Jiayu Guan , Bin Lyu , Yan Liu , Feng Tian

Flexible antenna arrays (FAAs) can physically reshape their geometry to add new spatial degrees of freedom, whereas transmit beamforming adjusts the complex element weights to electronically steer and shape the array's radiation pattern,…

Signal Processing · Electrical Eng. & Systems 2026-03-02 Zhen Xu , Gaojie Chen , Jing Zhu , Weiwei Zhao , Yonghui Li , Rahim Tafazolli , Wei Huang

Movable antenna (MA) is an emerging technology which enables a local movement of the antenna in the transmitter/receiver region for improving the channel condition and communication performance. In this paper, we study the deployment of…

Information Theory · Computer Science 2023-08-21 Zhenyu Xiao , Xiangyu Pi , Lipeng Zhu , Xiang-Gen Xia , Rui Zhang

This paper investigates flexible beamforming design in an integrated sensing and communication (ISAC) network with movable antennas (MAs). A bistatic radar system is integrated into a multi-user multiple-input-single-output (MU-MISO)…

Signal Processing · Electrical Eng. & Systems 2024-05-20 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

In this paper, we investigate a novel integrated sensing and communication (ISAC) system aided by movable antennas (MAs). A bistatic radar system, in which the base station (BS) is configured with MAs, is integrated into a multi-user…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

The recently emerged movable antenna (MA) and fluid antenna technologies offer promising solutions to enhance the spatial degrees of freedom in wireless systems by dynamically adjusting the positions of transmit or receive antennas within…

Signal Processing · Electrical Eng. & Systems 2026-03-18 Yikun Wang , Yang Li , Zeyi Ren , Jingreng Lei , Yik-Chung Wu , Rui Zhang

Movable antenna (MA) technology offers promising potential to enhance wireless communication by allowing flexible antenna movement. To maximize spatial degrees of freedom (DoFs), larger movable regions are required, which may render the…

Information Theory · Computer Science 2024-10-01 Lipeng Zhu , Wenyan Ma , Zhenyu Xiao , Rui Zhang

Movable antenna (MA) technology is highly promising for improving communication performance, due to its advantage of flexibly adjusting positions of antennas to reconfigure channel conditions. In this paper, we investigate MAs-assisted…

Information Theory · Computer Science 2024-04-05 Guojie Hu , Qingqing Wu , Donghui Xu , Kui Xu , Jiangbo Si , Yunlong Cai , Naofal Al-Dhahir

Fluid antennas (FAs) and movable antennas (MAs) have attracted increasing attention in wireless communications recently. As compared to the conventional fixed-position antennas (FPAs), their geometry can be dynamically reconfigured, such…

Signal Processing · Electrical Eng. & Systems 2024-08-26 Dong Wang , Weidong Mei , Boyu Ning , Zhi Chen

Conventional multi-beam forming with fixed-position antenna (FPA) arrays needs to trade-off between maximizing the beamforming gain over desired directions and minimizing the interference power over undesired directions. In this letter, we…

Information Theory · Computer Science 2023-11-08 Wenyan Ma , Lipeng Zhu , Rui Zhang

In the development of wireless communication technology, multiple-input multiple-output (MIMO) technology has emerged as a key enabler, significantly enhancing the capacity of communication systems. However, traditional MIMO systems, which…

Signal Processing · Electrical Eng. & Systems 2025-03-17 Ruojing Zhao , Yifei Xu , Songjie Yang , Hua Chen , Chadi Assi

Movable antenna (MA)-enabled near-field (NF) communications offer significant potential for 6G, yet existing designs often neglect the practical constraints of hybrid beamforming (HBF) for extremely large-scale MIMO (XL-MIMO). Conversely,…

Information Theory · Computer Science 2026-05-11 Xiangqian Xu , Songjie Yang , Arumugam Nallanathan

Movable antenna (MA) is an emerging technology that utilizes localized antenna movement to achieve better channel conditions for enhancing communication performance. In this paper, we study the MA-enhanced multicast transmission from a base…

Information Theory · Computer Science 2024-09-27 Ying Gao , Qingqing Wu , Wen Chen