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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 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

Movable antennas (MAs) enhance flexibility in beamforming gain and interference suppression by adjusting position within certain areas of the transceivers. In this paper, we propose an MA-assisted integrated sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Chengjun Jiang , Chensi Zhang , Chongwen Huang , Jianhua Ge , Dusit Niyato , Chau Yuen

Movable antenna (MA) has emerged as a promising technology to enhance wireless communication performance by exploiting the new degree of freedom (DoF) via antenna position optimization. In this letter, we investigate the MA-enhanced wide…

Signal Processing · Electrical Eng. & Systems 2026-01-01 Dong Wang , Weidong Mei , Zhi Chen , Boyu Ning

In physical layer security, the channel state information (CSI) of passive eavesdroppers is usually difficult to obtain, which has motivated sensing-aided secure communication (SASC). However, in secure multicast scenarios, conventional…

Information Theory · Computer Science 2026-05-12 Zequan Wang , Liang Yin , Hao Xu , Yunan Sun , Yitong Liu , Hongwen Yang

Rotatable antenna (RA) technology can harness additional spatial degrees of freedom by enabling the dynamic three-dimensional orientation control of each antenna. Unfortunately, the hardware cost and control complexity of traditional RA…

Information Theory · Computer Science 2026-01-09 Ailing Zheng , Qingqing Wu , Ziyuan Zheng , Qiaoyan Peng , Yanze Zhu , Honghao Wang , Wen Chen , Guoying Zhang

Conventional fixed-orientation antenna (FOA) arrays offer limited degrees of freedom (DoF) for flexible beamforming such as null steering. To address this limitation, we propose a new rotatable antenna array (RAA) architecture in this…

Signal Processing · Electrical Eng. & Systems 2025-12-16 Yingqi Wen , Weidong Mei , Yike Xie , Beixiong Zheng , Zhi Chen , Boyu Ning

Reconfigurable Intelligent Surfaces (RIS) dynamically control signal propagation to enhance wireless communications. This paper presents a novel framework for rotatable RIS assisted physical-layer multicast systems, aiming to maximize the…

Information Theory · Computer Science 2025-07-29 Ji Wang , Jiayu Tian , Lijuan Qin , Kunrui Cao , Hongbo Xu , Xingwang Li , Tony. Q. S. Quek

Rotatable antenna (RA) represents a novel antenna architecture that enhances wireless communication system performance by independently or collectively adjusting each antenna's boresight/orientation. In this demonstration, we develop a…

Systems and Control · Electrical Eng. & Systems 2025-04-18 Qi Dai , Beixiong Zheng , Qiyao Wang , Xue Xiong , Xiaodan Shao , Lipeng Zhu , Rui Zhang

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) is a promising antenna…

Information Theory · Computer Science 2025-07-01 Xue Xiong , Beixiong Zheng , Wen Wu , Xiaodan Shao , Liang Dai , Ming-Min Zhao , Jie Tang

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

Prior studies on mixed near-field and far-field communications have focused exclusively on single-cell scenarios, where both near-field and far-field users are served by the same base station (BS), leading to intra-cell mixed-field…

Signal Processing · Electrical Eng. & Systems 2026-04-08 Yunpu Zhang , Changsheng You , Ruichen Zhang , Beixiong Zheng , Hing Cheung So , Dusit Niyato , Tony Q. S. Quek

A novel multiuser communication system with movable antennas (MAs) is proposed, where the antenna position optimization is exploited to enhance the downlink sum-rate. The joint optimization of the transmit beamforming vector and transmit MA…

Signal Processing · Electrical Eng. & Systems 2023-09-26 Zhenqiao Cheng , Nanxi Li , Jianchi Zhu , Chongjun Ouyang

Six-dimensional movable antenna (6DMA) technology has been proposed to enhance the performance of Integrated Sensing and Communication (ISAC) systems. However, within 6DMA-related research, studies on the ISAC system based on rotatable…

Emerging Technologies · Computer Science 2025-09-16 Zequan Wang , Liang Yin , Zimeng Lei , Yitong Liu , Yunan Sun , Hongwen Yang

Intelligent reflecting surface (IRS) and movable antenna (MA) are promising technologies to enhance wireless communication by reconfiguring channels at the environment and transceiver sides. However, their performance is constrained by…

Information Theory · Computer Science 2025-12-18 Chao Zhou , Changsheng You , Cong Zhou , Liujia Yao , Weijie Yuan , Beixiong Zheng , Nan Wu

This paper investigates a rotatable antenna (RA) assisted mobile edge computing (MEC) network, where multiple users offload their computation tasks to an edge server equipped with an RA array under a time-division multiple access protocol.…

Information Theory · Computer Science 2026-03-17 Ji Wang , Hao Chen , Yixuan Li , Jun Zhang , Xingwang Li , Ming Zeng , Octavia A. Dobre

Flexible coupler antenna systems have recently received significant research interest due to their capability to intelligently reconfigure wireless channels by controlling coupler positions and/or rotations and dynamically exploiting mutual…

Information Theory · Computer Science 2026-05-21 Xiaodan Shao , Chuangye Shan , Weihua Zhuang , Xuemin Shen

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

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

Reconfigurable antennas (RAs) and movable antennas (MAs) have been recognized as promising technologies to enhance the performance of wireless communication and sensing systems by introducing additional degrees of freedom (DoFs) in tuning…

Signal Processing · Electrical Eng. & Systems 2026-02-23 Wenyan Ma , Lipeng Zhu , Yanhua Tan , Beixiong Zheng , Yujie Zhang , Yuchen Zhang , Keke Ying , Zhen Gao , He Sun , Xiaodan Shao , Zhenyu Xiao , Dusit Niyato , Rui Zhang