English
Related papers

Related papers: Weighted Sum-Rate Maximization for Movable Antenna…

200 papers

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

In this paper, we investigate the movable antennas (MAs)-enabled multiple-input-single-output (MISO) systems, where the base station (BS) equipped with multiple MAs serves multiple single-antenna user. The delay-sensitive scenario is…

Information Theory · Computer Science 2025-10-20 Guojie Hu , Qingqing Wu , Ming-Min Zhao , Wen Chen , Zhenyu Xiao , Kui Xu , Jiangbo Si

The movable antenna (MA) is a promising technology to exploit more spatial degrees of freedom for enhancing wireless system performance. However, the MA-aided system introduces the non-convex antenna distance constraints, which poses…

Signal Processing · Electrical Eng. & Systems 2024-07-12 Yichen Jin , Qingfeng Lin , Yang Li , Yik-Chung 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

In this paper, we take all users' secrecy rate requirements into consideration and propose a rate-splitting multiple access (RSMA)-based secure beamforming approach to maximize the weighted sum-rate (WSR), where multi-user interference…

Information Theory · Computer Science 2023-08-25 Huiyun Xia , Yijie Mao , Xiaokang Zhou , Bruno Clerckx , Shuai Han , Cheng Li

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 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

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

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

As investigations on physical layer security evolve from point-to-point systems to multi-user scenarios, multi-user interference (MUI) is introduced and becomes an unavoidable issue. Different from treating MUI totally as noise in…

Information Theory · Computer Science 2022-03-07 Huiyun Xia , Yijie Mao , Bruno Clerckx , Xiaokang Zhou , Shuai Han , Cheng Li

A wireless network serving multiple users in the millimeter-wave or the sub-terahertz band by a base station is considered. High-throughput multi-user hybrid-transmit beamforming is conceived by maximizing the minimum rate of the users. For…

Information Theory · Computer Science 2023-10-27 W. Zhu , H. D. Tuan , E. Dutkiewicz , H. V. Poor , L. Hanzo

In this paper, we investigate a cell-free massive MIMO system with both access points and user equipments equipped with multiple antennas over the Weichselberger Rayleigh fading channel. We study the uplink spectral efficiency (SE) based on…

Information Theory · Computer Science 2022-01-28 Zhe Wang , Jiayi Zhang , Hien Quoc Ngo , Bo Ai , Mérouane Debbah

This paper considers weighted sum rate maximization of multiuser multiple-input single-output interference channel (MISO-IFC) under outage constraints. The outage-constrained weighted sum rate maximization problem is a nonconvex…

Information Theory · Computer Science 2010-10-25 Wei-Chiang Li , Tsung-Hui Chang , Che Lin , Chong-Yung Chi

This paper studies a downlink multi-user multiple-input multiple-output (MU-MIMO) system, where the precoding matrix is computed at a baseband unit (BBU) and then transmitted to the remote antenna array over a limited-capacity digital…

Signal Processing · Electrical Eng. & Systems 2026-03-02 Yasaman Khorsandmanesh , Alva Kosasih , Emil Björnson , Joakim Jaldén

This paper investigates an innovative movable antenna (MA)-enhanced multiple-input multiple-output (MIMO) system designed to enhance communication performance. We aim to maximize the energy efficiency (EE) under statistical channel state…

Information Theory · Computer Science 2025-01-22 Xintai Chen , Biqian Feng , Yongpeng Wu , Wenjun Zhang

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…

Signal Processing · Electrical Eng. & Systems 2026-03-25 Amna Irshad , Emil Björnson , Alva Kosasih , Vitaly Petrov

In this paper, we consider a multihop wireless sensor network (WSN) with multiple relay nodes for each hop where the amplify-and-forward (AF) scheme is employed. We present a strategy to jointly design the linear receiver and the power…

Information Theory · Computer Science 2013-03-18 T. Wang , R. C. de Lamare , A. Schmeink

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

The recently emerged movable antenna (MA) shows great promise in leveraging spatial degrees of freedom to enhance the performance of wireless systems. However, resource allocation in MA-aided systems faces challenges due to the nonconvex…

Signal Processing · Electrical Eng. & Systems 2025-03-05 Yichen Jin , Qingfeng Lin , Yang Li , Hancheng Zhu , Bingyang Cheng , Yik-Chung Wu , Rui Zhang

Movable antenna (MA) has been recognized as a promising technology for performance enhancement in wireless communication and sensing systems by exploiting the spatial degrees of freedom (DoFs) in flexible antenna movement. However, the…

Signal Processing · Electrical Eng. & Systems 2025-11-10 Zhenyu Xiao , Xiangyu Pi , Songqi Cao , Lipeng Zhu , Zhen Gao , Xiang-Gen Xia , Rui Zhang
‹ Prev 1 3 4 5 6 7 10 Next ›