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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…

信息论 · 计算机科学 2023-11-08 Wenyan Ma , Lipeng Zhu , Rui Zhang

In this paper, we propose an integrated sensing and communication (ISAC) system enabled by movable antennas (MAs), which can dynamically adjust antenna positions to enhance both sensing and communication performance for future wireless…

信息论 · 计算机科学 2025-07-17 Lebin Chen , Ming-Min Zhao , Min-Jian Zhao , Rui Zhang

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…

信号处理 · 电气工程与系统科学 2024-12-31 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

Unmanned aerial vehicle (UAV)-enabled integrated sensing and communication (ISAC) is regarded as a key enabler for next-generation wireless systems. However, conventional fixed-position antennas limit the ability of UAVs to fully exploit…

信息论 · 计算机科学 2026-03-20 Wenchao Liu , Xuhui Zhang , Jinke Ren , Weijie Yuan , Changsheng You , Shuangyang Li

This paper presents a novel wireless sensing system where a movable antenna (MA) continuously moves and receives sensing signals within a three-dimensional (3-D) region to enhance sensing performance compared with conventional…

信息论 · 计算机科学 2026-03-12 Wenyan Ma , Lipeng Zhu , Xiaodan Shao , 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,…

信号处理 · 电气工程与系统科学 2025-06-30 Osmel Martínez Rosabal , Onel Alcaraz López , Marco Di Renzo , Richard Demo Souza , Hirley Alves

This letter investigates the weighted sum rate maximization problem in movable antenna (MA)-enhanced systems. To reduce the computational complexity, we transform it into a more tractable weighted minimum mean square error (WMMSE) problem…

信息论 · 计算机科学 2024-04-16 Biqian Feng , Yongpeng Wu , Xiang-Gen Xia , Chengshan Xiao

This paper presents a polarization-aware movable antenna (PAMA) framework that integrates polarization effects into the design and optimization of movable antennas (MAs). While MAs have proven effective at boosting wireless communication…

信息论 · 计算机科学 2025-07-25 Runxin Zhang , Yulin Shao , Yonina C. Eldar

Movable antenna (MA) array is a novel technology recently developed where positions of transmit/receive antennas can be flexibly adjusted in the specified region to reconfigure the wireless channel and achieve a higher capacity. In this…

信息论 · 计算机科学 2023-11-14 Guojie Hu , Qingqing Wu , Kui Xu , Jiangbo Si , Naofal Al-Dhahir

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…

信号处理 · 电气工程与系统科学 2025-07-01 Chu Li , Marjan Boloori , Eduard Jorswieck , Aydin Sezgin

This study investigates subarray-level movable antenna (MA) architecture for multi-user MIMO (MU-MIMO) systems. Unlike conventional systems with fixed-position antennas (FPAs), the proposed scheme harnesses the additional positional degrees…

信号处理 · 电气工程与系统科学 2026-04-22 Shanshan Zhang , Songjie Yang , Wenxuan Zhang , Youzhi Xiong , Siya Yao

In many safety-critical settings, probabilistic ML systems have to make predictions subject to algebraic constraints, e.g., predicting the most likely trajectory that does not cross obstacles. These real-world constraints are rarely convex,…

机器学习 · 计算机科学 2026-02-11 Leander Kurscheidt , Gabriele Masina , Roberto Sebastiani , Antonio Vergari

This paper considers a movable antenna (MA)-aided secure multiple-input multiple-output (MIMO) communication system consisting of a base station (BS), a legitimate information receiver (IR) and an eavesdropper (Eve), where the BS is…

信息论 · 计算机科学 2024-03-08 Jun Tang , Cunhua Pan , Yang Zhang , Hong Ren , Kezhi Wang

Device-to-device (D2D)-assisted mobile edge computing (MEC) is one of the critical technologies of future sixth generation (6G) networks. The core of D2D-assisted MEC is to reduce system latency for network edge UEs by supporting cloud…

信号处理 · 电气工程与系统科学 2024-12-17 Yue Xiu , Yang Zhao , Ran Yang , Huimin Tang , Long Qu , Maurice Khabbaz , Chadi Assi , Ning Wei

Movable antenna (MA) is a new technology with great potential to improve communication performance by enabling local movement of antennas for pursuing better channel conditions. In particular, the acquisition of complete channel state…

信息论 · 计算机科学 2023-12-13 Zhenyu Xiao , Songqi Cao , Lipeng Zhu , Yanming Liu , Xiang-Gen Xia , Rui Zhang

Movable antenna (MA) is a new technology which leverages local movement of antennas to improve channel qualities and enhance the communication performance. Nevertheless, to fully realize the potential of MA systems, complete channel state…

信号处理 · 电气工程与系统科学 2024-11-07 Xianlong Zeng , Jun Fang , Bin Wang , Boyu Ning , Hongbin Li

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…

信息论 · 计算机科学 2024-04-05 Guojie Hu , Qingqing Wu , Donghui Xu , Kui Xu , Jiangbo Si , Yunlong Cai , Naofal Al-Dhahir

Future wireless networks are expected to support increasingly high data rates and user densities, motivating advanced multi-antenna architectures capable of adapting to dynamic propagation environments. Movable antenna (MA) arrays have…

信号处理 · 电气工程与系统科学 2026-03-25 Amna Irshad , Emil Björnson , Alva Kosasih , Vitaly Petrov

This paper studies a sub-connected six-dimensional movable antenna (6DMA)-aided multi-user communication system. In this system, each sub-array is connected to a dedicated radio frequency chain and collectively moves and rotates as a unit…

信号处理 · 电气工程与系统科学 2024-12-24 Yichi Zhang , Yuchen Zhang , Lipeng Zhu , Sa Xiao , Wanbin Tang , Yonina C. Eldar , Rui Zhang

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.…

信号处理 · 电气工程与系统科学 2025-10-14 Ran Yang , Zheng Dong , Peng Cheng , Lin Zhang , Wanting Lyu , Yue Xiu , Ning Wei , Chadi Assi