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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

Since decades ago, multi-antenna has become a key enabling technology in the evolution of wireless communication systems. In contrast to conventional multi-antenna systems that contain antennas at fixed positions, position-flexible antenna…

Information Theory · Computer Science 2024-09-06 Yiqin Wang , Heyin Shen , Chong Han , Meixia Tao

The broadcast nature of wireless communication renders it inherently vulnerable to security threats such as jamming and eavesdropping. While traditional array beamforming techniques help to mitigate these threats, they usually incur high…

Information Theory · Computer Science 2025-09-03 Yaodong Ma , Kai Liu , Lipeng Zhu , Yanming Liu , Yanbo Zhu , Daniel Benevides da Costa

Movable antenna (MA) has been recognized as a promising technology to improve communication performance in future wireless networks such as 6G. To unleash its potential, this paper proposes a novel architecture, namely extremely large-scale…

Information Theory · Computer Science 2025-06-04 Min Fu , Lipeng Zhu , Rui Zhang

Most works evaluating the performance of Multi-User Multiple-Input Multiple-Output (MU-MIMO) systems consider Access Points (APs) with fixed antennas, that is, without any movement capability. Recently, the idea of APs with antenna arrays…

Signal Processing · Electrical Eng. & Systems 2024-11-04 Eduardo Noboro Tominaga , Onel Luis Alcaraz López , Tommy Svensson , Richard Demo Souza , Hirley Alves

Due to the ultra-dense constellation, efficient beam coverage and interference mitigation are crucial to low-earth orbit (LEO) satellite communication systems, while the conventional directional antennas and fixed-position antenna (FPA)…

Information Theory · Computer Science 2024-04-25 Lipeng Zhu , Xiangyu Pi , Wenyan Ma , Zhenyu Xiao , Rui Zhang

Movable-antenna (MA) arrays are envisioned as a promising technique for enhancing secrecy performance in wireless communications by leveraging additional spatial degrees of freedom. However, when the eavesdropper is located in the same…

Signal Processing · Electrical Eng. & Systems 2025-07-01 Chu Li , Marjan Boloori , Eduard Jorswieck , Aydin Sezgin

Movable antenna (MA) has been recently proposed as a promising candidate technology for the next generation wireless communication systems due to its significant capability of reconfiguring wireless channels via antenna movement. In this…

Signal Processing · Electrical Eng. & Systems 2025-01-17 Nianzu Li , Peiran Wu , Boyu Ning , Lipeng Zhu

The emergence of movable antenna (MA) technology has marked a significant advancement in the field of wireless communication research, paving the way for enhanced connectivity, improved signal quality, and adaptability across diverse…

Optimization and Control · Mathematics 2024-11-18 Youssef Maghrebi , Mohamed Elhattab , Chadi Assi , Ali Ghrayeb , Georges Kaddoum

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

In this paper, we propose a new wireless sensing system equipped with the movable-antenna (MA) array, which can flexibly adjust the positions of antenna elements for improving the sensing performance over conventional antenna arrays with…

Information Theory · Computer Science 2024-05-03 Wenyan Ma , Lipeng Zhu , Rui Zhang

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

Movable antenna (MA) has emerged as a promising technology to enhance wireless communication performance by enabling the local movement of antennas at the transmitter (Tx) and/or receiver (Rx) for achieving more favorable channel…

Information Theory · Computer Science 2024-01-18 Lipeng Zhu , Wenyan Ma , Zhenyu Xiao , Rui Zhang

Recent advancements in movable antennas (MAs) technology create new opportunities for 6G and beyond wireless systems. MAs are promising for radio frequency wireless energy transfer because they can dynamically adjust antenna positions,…

Signal Processing · Electrical Eng. & Systems 2025-06-30 Osmel Martínez Rosabal , Onel Alcaraz López , Marco Di Renzo , Richard Demo Souza , Hirley Alves

Movable antennas (MA) have gained significant attention in recent years to overcome the limitations of extremely large antenna arrays in terms of cost and power consumption. In this paper, we investigate the use of MA arrays at the base…

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

Movable antenna (MA) has been deemed as a promising technology to flexibly reconfigure wireless channels by adjusting the antenna positions in a given local region. In this paper, we investigate the application of the MA technology in both…

Signal Processing · Electrical Eng. & Systems 2025-07-31 Nianzu Li , Weidong Mei , Peiran Wu , Boyu Ning , Lipeng Zhu

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

We consider the movable-antenna (MA) arrayenabled wireless communication with coordinate multi-point (CoMP) reception, where multiple destinations adopt the maximal ratio combination technique to jointly decode the common message sent from…

Information Theory · Computer Science 2024-01-26 Guojie Hu , Qingqing Wu , Jian Ouyang , Kui Xu , Yunlong Cai , Naofal Al-Dhahir

Conventional beamforming with fixed-position antenna (FPA) arrays has a fundamental trade-off between maximizing the signal power (array gain) over a desired direction and simultaneously minimizing the interference power over undesired…

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