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Movable antenna (MA) systems have emerged as a promising technology for future wireless communication systems. The movement of antennas gives rise to mutual coupling (MC) effects, which have been previously ignored and can be exploited to…

Information Theory · Computer Science 2026-03-16 Tianyi Liao , Wei Guo , Jun Qian , Shenghui Song , Jun Zhang , Khaled B. Letaief

Movable antennas (MAs) are a promising technology to achieve a significant enhancement in rate for future wireless networks. The pioneering investigation on near-field directional modulation design for a reconfigurable intelligent surface…

Signal Processing · Electrical Eng. & Systems 2025-06-03 Maolin Li , Feng Shu , Riqing Chen , Cunhua Pan , Yongpeng Wu

Movable antennas (MA) are a novel technology that allows for the flexible adjustment of antenna positions within a specified region, thereby enhancing the performance of wireless communication systems. In this paper, we explore the use of…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Weijie Xiong , Kai Zhong , Zhiling Xiao , Jingran Lin , Qiang Li

Massive multiple-input multiple-output (MIMO) systems exploit the spatial diversity achieved with an array of many antennas to perform spatial multiplexing of many users. Similar performance can be achieved using fewer antennas if movable…

Signal Processing · Electrical Eng. & Systems 2025-02-07 Amna Irshad , Alva Kosasih , Vitaly Petrov , Emil Björnson

The movable antenna (MA) technology has attracted increasing attention in wireless communications due to its capability for flexibly adjusting the positions of multiple antennas in a local region to reconfigure channel conditions. In this…

Information Theory · Computer Science 2024-08-13 Nianzu Li , Weidong Mei , Boyu Ning , Peiran Wu

Intelligent reflecting surface (IRS) and movable antenna (MA) technologies have been proposed to enhance wireless communications by creating favorable channel conditions. This paper investigates the joint beamforming and antenna position…

Signal Processing · Electrical Eng. & Systems 2025-08-29 Yue Geng , Tee Hiang Cheng , Kai Zhong , Kah Chan Teh , Qingqing Wu

In this correspondence, we propose a movable antenna (MA)-aided multi-user hybrid beamforming scheme with a sub-connected structure, where multiple movable sub-arrays can independently change their positions within different local regions.…

Information Theory · Computer Science 2024-04-02 Yichi Zhang , Yuchen Zhang , Lipeng Zhu , Sa Xiao , Wanbin Tang , Yonina C. Eldar , Rui Zhang

Integrated sensing and communication (ISAC) has been recognized as one of the key technologies capable of simultaneously improving communication and sensing services in future wireless networks. Moreover, the introduction of recently…

Information Theory · Computer Science 2025-12-30 Nemanja Stefan Perović , Keshav Singh , Chih-Peng Li , Octavia A. Dobre , Mark F. Flanagan

A pioneering secure transmission scheme is proposed, which harnesses movable antennas (MAs) to optimize antenna positions for augmenting the physical layer security. Particularly, an MA-enabled secure wireless system is considered, where a…

Signal Processing · Electrical Eng. & Systems 2023-12-22 Zhenqiao Cheng , Nanxi Li , Jianchi Zhu , Xiaoming She , Chongjun Ouyang , Peng Chen

This paper investigates the movable antenna (MA)- assisted downlink non-orthogonal multiple access (NOMA) network to maximize system throughput. In the considered scenario, both the base station (BS) and users are equipped with MA, and a…

Signal Processing · Electrical Eng. & Systems 2025-07-28 Yufeng Zhou , Wen Chen , Qingqing Wu , Xusheng Zhu , Zhendong Li , Kunlun Wang , Qiong Wu

Reconfigurable antenna technology, such as movable antennas (MAs) and rotatable antennas (RAs), has emerged as a promising solution to enhance the communication performance of wireless systems by exploiting the new degree of freedom (DoF)…

Signal Processing · Electrical Eng. & Systems 2026-04-07 Weijia Wang , Changsheng You , Xiaodan Shao , 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. In this paper, we propose a new rotatable antenna (RA) model to…

Information Theory · Computer Science 2026-03-31 Beixiong Zheng , Qingjie Wu , Tiantian Ma , Rui Zhang

Recently, movable antenna (MA) array becomes a promising technology for improving the communication quality in wireless communication systems. In this letter, an unmanned aerial vehicle (UAV) enabled multi-user multi-input-single-output…

Signal Processing · Electrical Eng. & Systems 2024-10-24 Wenchao Liu , Xuhui Zhang , Huijun Xing , Jinke Ren , Yanyan Shen , Shuguang Cui

Spatially structured beams have emerged as a promising technology for enhancing spectrum efficiency (SE) in sixth-generation (6G) networks. However, structured beam schemes based on fixed-position antennas (FPAs) fail to fully exploit the…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Hongyun Jin , Wenchi Cheng , Jingqing Wang

Movable antennas represent an emerging field in telecommunication research and a potential approach to achieving higher data rates in multiple-input multiple-output (MIMO) communications when the total number of antennas is limited. Most…

Information Theory · Computer Science 2025-06-03 Amna Irshad , Emil Björnson , Alva Kosasih , Vitaly Petrov

Movable antennas (MAs) represent a novel approach that enables flexible adjustments to antenna positions, effectively altering the channel environment and thereby enhancing the performance of wireless communication systems. However,…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Weijie Xiong , Jingran Lin , Kai Zhong , Liu Yang , Hongli Liu , Qiang Li , Cunhua Pan

A movable antennas (MAs)-enabled secure multiuser transmission framework is developed to enhance physical-layer security. Novel expressions are derived to characterize the achievable sum secrecy rate based on the secure channel coding…

Information Theory · Computer Science 2026-01-12 Zhenqiao Cheng , Chongjun Ouyang , Boqun Zhao , Xingqi Zhang

Integrated sensing and communication (ISAC) is emerging as a pivotal technology for next-generation wireless networks. However, existing ISAC systems are based on fixed-position antennas (FPAs), which inevitably incur a loss in performance…

Information Theory · Computer Science 2025-07-14 Jingze Ding , Zijian Zhou , Xiaodan Shao , Bingli Jiao , Rui Zhang

Rotatable antenna (RA) provides additional spatial degrees of freedom (DoFs) for communication systems by enabling per-antenna dynamic boresight adjustment, which is attractive for fairness-oriented multicast transmission. This letter…

Information Theory · Computer Science 2026-03-30 Weihua Zhu , Beixiong Zheng , Lipeng Zhu , Jie Tang , Yong Zeng

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