中文
相关论文

相关论文: Scalable Pixel-based Reconfigurable Beamforming Ne…

200 篇论文

The integration of communication, sensing, and wireless power transfer (WPT) is a cornerstone of 6G intelligent IoT. However, relying on traditional beamforming imposes prohibitive overheads due to complex channel state information (CSI)…

信号处理 · 电气工程与系统科学 2025-12-10 Yixuan Guo , Mingliang Xiong , Qingwen Liu

This paper examines a fluid antenna (FA)-assisted simultaneous wireless information and power transfer (SWIPT) system. Unlike traditional SWIPT systems with fixed-position antennas (FPAs), our FA-assisted system enables dynamic…

信号处理 · 电气工程与系统科学 2024-07-25 Liaoshi Zhou , Junteng Yao , Tuo Wu , Ming Jin , Chau Yuen , Fumiyuki Adachi

Future wireless communications are promising to support ubiquitous connections and high data rates with cost-effective devices. Benefiting from the energy-efficient elements with low cost, reconfigurable intelligent surface (RIS) emerges as…

信息论 · 计算机科学 2024-07-19 Xiao Zheng , Wenchi Cheng , Jingqing Wang , Wei Zhang

The flexibility and reconfigurability at the radio frequency (RF) front-end offered by the fluid antenna system (FAS) make this technology promising for providing remarkable diversity gains in networks with small and constrained devices.…

Flexible-antenna systems, such as fluid antennas and movable antennas, have been recognized as key enabling technologies for sixth-generation (6G) wireless networks, as they can intelligently reconfigure the effective channel gains of the…

The demanding objectives for the future sixth generation (6G) of wireless communication networks have spurred recent research efforts on novel materials and radio-frequency front-end architectures for wireless connectivity, as well as…

The fluid antenna system (FAS) has emerged as a disruptive technology, offering unprecedented degrees of freedom (DoF) for wireless communication systems. However, optimizing fluid antenna (FA) positions entails significant computational…

信息论 · 计算机科学 2025-05-13 Tianyi Liao , Wei Guo , Hengtao He , Shenghui Song , Jun Zhang , Khaled B. Letaief

Massive connectivity with ultra-low latency and high reliability necessitates fundamental advances in future communication networks operating under finite-blocklength (FBL) transmission. Fluid antenna systems (FAS) have emerged as a…

A novel GPASS architecture is proposed for jointly learning pinching beamforming and transmit beamforming in pinching antenna systems (PASS). The GPASS is with a staged architecture, where the positions of pinching antennas are first…

信号处理 · 电气工程与系统科学 2025-02-04 Jia Guo , Yuanwei Liu , Arumugam Nallanathan

The pinching-antenna system (PASS) reconfigures wireless links through pinching beamforming, in which the activated locations of pinching antennas (PAs) along dielectric waveguides are optimized. This article investigates the application of…

信号处理 · 电气工程与系统科学 2025-06-03 Shan Shan , Chongjun Ouyang , Yong Li , Yuanwei Liu

The Pinching-Antenna System (PASS) reconfigures wireless channels through \emph{pinching beamforming}, in which the active positions of pinching antennas (PAs) along dielectric waveguides are optimized to shape the radiation pattern. This…

信号处理 · 电气工程与系统科学 2026-02-04 Zhenqiao Cheng , Chongjun Ouyang , Nicola Marchetti

This article considers the performance of wireless communication systems that utilize reconfigurable or pattern-dynamic antennas. The focus is on finite-state channels with memory and performance is assessed in terms of real-time behavior.…

信息论 · 计算机科学 2014-04-29 Santhosh Kumar , Jean-Francois Chamberland , Gregory H. Huff

The pinching-antenna system (PASS) introduces new degrees of freedom (DoFs) for physical layer security (PLS) through pinching beamforming. In this paper, a couple of scenarios for secure beamforming for PASS are studied. 1) For the case…

信号处理 · 电气工程与系统科学 2025-07-04 Mingjun Sun , Chongjun Ouyang , Shaochuan Wu , Yuanwei Liu

In this paper, we investigate the problem of rate maximization in a fluid antenna system (FAS) assisted semantic communication system. In the considered model, a base station (BS) with multiple static antennas employs semantic extraction…

信号处理 · 电气工程与系统科学 2025-07-01 Siyun Liang , Chen Zhu , Zhaohui Yang , Changsheng You , Dusit Niyato , Kai-Kit Wong , Zhaoyang Zhang

The integration of sensing and communication demands architectures that can flexibly exploit spatial and electromagnetic (EM) degrees of freedom (DoF). This paper proposes an Integrated Sensing and Communication (ISAC) MIMO framework that…

信号处理 · 电气工程与系统科学 2025-12-04 Ataher Sams , Yu-Cheng Hsiao , Muhammad Talha , Besma Smida , Ashutosh Sabharwal

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…

信息论 · 计算机科学 2026-03-31 Beixiong Zheng , Qingjie Wu , Tiantian Ma , Rui Zhang

While the researchers have set their sights on future wireless networks of 2030, communications through reconfigurable intelligent surfaces (RISs) appears as one of the potential enabling technologies for 6G wireless networking. This…

信息论 · 计算机科学 2021-03-05 E. Basar , I. Yildirim

Fluid antenna systems (FAS) signify a pivotal advancement in 6G communication by enhancing spectral efficiency and robustness. However, obtaining accurate channel state information (CSI) in FAS poses challenges due to its complex physical…

信号处理 · 电气工程与系统科学 2026-02-02 Yuan Gao , Yiming Liu , Runze Yu , Shengli Liu , Yanliang Jin , Shunqing Zhang , Shugong Xu , Xiaoli Chu

Reconfigurable intelligent surface (RIS)-aided near-field communications is investigated. First, the necessity of investigating RIS-aided near-field communications and the advantages brought about by the unique spherical-wave-based…

信息论 · 计算机科学 2024-03-05 Xidong Mu , Jiaqi Xu , Yuanwei Liu , Lajos Hanzo

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