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In conventional multiple-input multiple-output (MIMO) communication systems, the positions of antennas are fixed. To take full advantage of spatial degrees of freedom, a new technology called fluid antenna (FA) is proposed to obtain higher…

Information Theory · Computer Science 2024-01-10 Yuqi Ye , Li You , Jue Wang , Hao Xu , Kai-Kit Wong , Xiqi Gao

The aim of this article is to investigate the performance of near-field integrated sensing and communication (ISAC) systems using rotatable movable antennas (RMAs). In the proposed RMA-enabled system, the positions and rotations of antennas…

Signal Processing · Electrical Eng. & Systems 2025-11-17 Yunan Sun , Hao Xu , Chongjun Ouyang , Hongwen Yang

To meet the growing data traffic demand in future wireless systems, novel transmission architectures capable of adapting to complex propagation environments are required. Movable antenna (MA) systems have recently emerged as a promising…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Xiaoyi Zhang , Amna Irshad , Emil Björnson

In recent years, high-speed trains (HSTs) communications have developed rapidly to enhance the stability of train operations and improve passenger connectivity experiences. However, as the train continues to accelerate, urgent technological…

Signal Processing · Electrical Eng. & Systems 2025-03-18 Jie Dai , Yuchen Liu , Jiakang Zheng , Ruichen Zhang , Jiayi Zhang , Bo Ai

In this paper, we present a new wireless sensing system utilizing a movable antenna (MA) that continuously moves and receives sensing signals to enhance sensing performance over the conventional fixed-position antenna (FPA) sensing. We show…

Information Theory · Computer Science 2025-09-22 Wenyan Ma , Lipeng Zhu , Rui Zhang

Movable antennas (MAs), traditionally explored in antenna design, have recently garnered significant attention in wireless communications due to their ability to dynamically adjust the antenna positions to changes in the propagation…

Signal Processing · Electrical Eng. & Systems 2024-08-09 Boyu Ning , Songjie Yang , Yafei Wu , Peilan Wang , Weidong Mei , Chau Yuen , Emil Björnson

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

The rotary and movable antenna (ROMA) architecture represents a next-generation multi-antenna technology that enables flexible adjustment of antenna position and array rotation angles of the transceiver. In this letter, we propose a…

Signal Processing · Electrical Eng. & Systems 2025-04-25 Jiayi Zhang , Wenhui Yi , Bokai Xu , Zhe Wang , Huahua Xiao , Bo Ai

Reconfigurable intelligent surface (RIS) is known as a promising technology to improve the performance of wireless communication networks, which has been extensively studied. Movable antenna (MA) is a novel technology that fully exploits…

Signal Processing · Electrical Eng. & Systems 2023-11-14 Yunan Sun , Hao Xu , Chongjun Ouyang , Hongwen Yang

Multi-frequency massive multi-input multi-output (MIMO) communication is a promising strategy for both 5G and future 6G systems, ensuring reliable transmission while enhancing frequency resource utilization. Statistical channel state…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Jinke Tang , Li You , Xinrui Gong , Chenjie Xie , Xiqi Gao , Xiang-Gen Xia , Xueyuan Shi

This paper analyzes a downlink C-NOMA scenario where a base station (BS) is deployed to serve a pair of users equipped with movable antenna (MA) technology. The user with better channel conditions with the BS will be able to transmit the…

Systems and Control · Electrical Eng. & Systems 2024-09-30 Ali Amhaz , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

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

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

In this paper, we propose a movable antenna (MA) enhanced scheme for wireless powered mobile edge computing (WP-MEC) system, where the hybrid access point (HAP) equipped with multiple MAs first emits wireless energy to charge wireless…

Information Theory · Computer Science 2024-04-30 Pengcheng Chen , Yuxuan Yang , Bin Lyu , Zhen Yang , Abbas Jamalipour

This paper investigates an intelligent reflecting surface (IRS)-aided movable antenna (MA) system, where multiple IRSs cooperate with a multi-MA base station to extend wireless coverage to multiple target areas. The objective is to maximize…

Signal Processing · Electrical Eng. & Systems 2026-01-15 Ying Gao , Qingqing Wu , Weidong Mei , Guangji Chen , Wen Chen , Ziyuan Zheng

The Six-Dimensional Movable Antenna (6DMA) system has emerged as a promising technology to enhance wireless capacity by fully exploiting spatial degrees of freedom. However, applying 6DMA to high-mobility Internet of Vehicles (IoV)…

Networking and Internet Architecture · Computer Science 2026-05-06 Maoxin Ji , Qiong Wu , Pingyi Fan , Kezhi Wang , Wen Chen , Cui Zhang , Khaled B. Letaief

In this paper, we construct a framework of the movable antenna (MA) aided covert communication shielded by the general noise uncertainty for the first time. According to the analysis performance on the derived closed-form expressions of the…

Information Theory · Computer Science 2024-12-31 Yida Wang , Guojie Hu , Xiaoling Hu , Xingbo Lu , Yuzhen Huang

We investigate resource allocation in integrated sensing and communication (ISAC) systems exploiting movable antennas (MAs) to enhance system performance. Unlike the existing ISAC literature, we account for dynamic radar cross-section (RCS)…

Signal Processing · Electrical Eng. & Systems 2024-07-31 Ata Khalili , Robert Schober

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

As wireless communication advances toward the 6G era, the demand for ultra-reliable, high-speed, and ubiquitous connectivity is driving the exploration of new degrees-of-freedom (DoFs) in communication systems. Among the key enabling…

Signal Processing · Electrical Eng. & Systems 2025-01-28 Jiahe Guo , Songjie Yang , Xiangyu Dong , Jiapan Yang , Junfeng Deng , Zhongpei Zhang , Chau Yuen