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Related papers: RIS-Aided Fluid Antenna Array-Mounted UAV Networks

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Emerging as a cornerstone for next-generation wireless networks, integrated sensing and communication (ISAC) systems demand innovative solutions to balance spectral efficiency and sensing accuracy. In this paper, we propose a coordinated…

Signal Processing · Electrical Eng. & Systems 2025-06-02 Chunjie Wang , Xuhui Zhang , Wenchao Liu , Jinke Ren , Huijun Xing , Shuqiang Wang , Yanyan Shen

In this paper, we investigate the question of which technology, fluid antenna systems (FAS) or active reconfigurable intelligent surfaces (ARIS), plays a more crucial role in FAS-ARIS wireless communication systems. To address this, we…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Junteng Yao , Liaoshi Zhou , Tuo Wu , Ming Jin , Chongwen Huang , Chau Yuen

This letter investigates the joint sensing problem between unmanned aerial vehicles (UAV) and base stations (BS) in integrated sensing and communication (ISAC) systems with fluid antennas (FA). In this system, the BS enhances its sensing…

Signal Processing · Electrical Eng. & Systems 2025-10-10 Xingtao Yang , Zhenghe Guo , Siyun Liang , Zhaohui Yang , Chen Zhu , Zhaoyang Zhang

This paper considers downlink multi-group multicasting via beamforming facilitated by a reconfigurable intelligent surface (RIS). We develop a fast and scalable algorithm for the joint base station (BS) and RIS beamforming optimization to…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Mohammad Ebrahimi , Min Dong , Mitra Hekmat

In this paper, an reconfigurable intelligent surface (RIS)-aided millimeter wave (mmWave) non-orthogonal multiple access (NOMA) system is considered. In particular, we consider an RIS-aided mmWave-NOMA downlink system with a hybrid…

Signal Processing · Electrical Eng. & Systems 2020-10-20 Yue Xiu , Jun Zhao , Wei Sun , Marco Di Renzo , Guan Gui , Zhongpei Zhang , Ning Wei

The massive number of antennas in extremely large aperture array (ELAA) systems shifts the propagation regime of signals in internet of things (IoT) communication systems towards near-field spherical wave propagation. We propose a…

Signal Processing · Electrical Eng. & Systems 2025-04-18 Quan Zhou , Jingjing Zhao , Kaiquan Cai , Yanbo Zhu

This letter investigates the performance of emerging wireless communication systems assisted by a fluid reconfigurable intelligent surface (FRIS). Unlike conventional reconfigurable intelligent surfaces (RISs), an FRIS consists of…

In this paper, we consider an aerial reconfigurable intelligent surface (ARIS)-assisted wireless network, where multiple unmanned aerial vehicles (UAVs) collect data from ground users (GUs) by using the non-orthogonal multiple access (NOMA)…

Networking and Internet Architecture · Computer Science 2024-12-31 Songhan Zhao , Shimin Gong , Bo Gu , Lanhua Li , Bin Lyu , Dinh Thai Hoang , Changyan Yi

Communication infrastructure is often severely disrupted in post-disaster areas, which interrupts communications and impedes rescue. Recently, the technology of reconfigurable intelligent surface (RIS)-equipped-UAV has been investigated as…

Information Theory · Computer Science 2024-06-18 Yinong Chen , Wenchi Cheng , Wei Zhang

In recent years, unmanned aerial vehicles (UAVs) have become a key role in wireless communication networks due to their flexibility and dynamic adaptability. However, the openness of UAV-based communications leads to security and privacy…

Signal Processing · Electrical Eng. & Systems 2025-12-11 Chong Huang , Gaojie Chen , Zhuoao Xu , Jing Zhu , Taisong Pan , Rahim Tafazolli , Wei Huang

This paper proposes a novel pattern-reconfigurable fluid reconfigurable intelligent surface (FRIS) framework, where each fluid element can dynamically adjust its radiation pattern based on instantaneous channel conditions. To evaluate its…

Information Theory · Computer Science 2025-08-14 Han Xiao , Xiaoyan Hu , Kai-Kit Wong , Xusheng Zhu , Hanjiang Hong , Chan-Byoung Chae

Fluid antenna system (FAS)/movable antenna (MA) has emerged as a promising technology to fully exploit the spatial degrees of freedom (DoFs). In this paper, we propose a new rotatable antenna (RA) model, as a simplified implementation of…

Information Theory · Computer Science 2025-02-28 Qingjie Wu , Beixiong Zheng , Tiantian Ma , Rui Zhang

This correspondence investigates the novel fluid antenna system (FAS) technology, combining with reconfigurable intelligent surface (RIS) for wireless communications, where a base station (BS) communicates with a FAS-enabled user with the…

Signal Processing · Electrical Eng. & Systems 2024-08-27 Junteng Yao , Jianchao Zheng , Tuo Wu , Ming Jin , Chau Yuen , Kai-Kit Wong , Fumiyuki Adachi

The amalgamation of cell-free networks and reconfigurable intelligent surface (RIS) has become a prospective technique for future sixth-generation wireless communication systems. In this paper, we focus on the precoding and beamforming…

Information Theory · Computer Science 2023-11-23 Peng Zhang , Jiayi Zhang , Huahua Xiao , Xiaodan Zhang , Derrick Wing Kwan Ng , Bo Ai

Unmanned aerial vehicles (UAVs) have been successfully adopted to enhance the flexibility and robustness of wireless communication networks. And recently, the reconfigurable intelligent surface (RIS) technology has been paid increasing…

Systems and Control · Electrical Eng. & Systems 2023-01-02 Mohsen Eskandari , Hailong Huang , Andrey V. Savkin , Wei Ni

The usage of Reconfigurable Intelligent Surfaces (RIS) in conjunction with Unmanned Ariel Vehicles (UAVs) is being investigated as a way to provide energy-efficient communication to ground users in dense urban areas. In this paper, we…

In this paper, we consider an active reconfigurable intelligent surface (RIS) to assist the multiuser downlink transmission in the presence of practical hardware impairments (HWIs), including the HWIs at the transceivers and the phase noise…

Signal Processing · Electrical Eng. & Systems 2024-02-19 Zhangjie Peng , Zhibo Zhang , Cunhua Pan , Marco Di Renzo , Octavia A. Dobre , Jiangzhou Wang

This paper introduces a novel method to enhance the connectivity of multi-reconfigurable intelligent surface-assisted device-to-device networks, referred to as multi-RIS-assisted D2D networks, through a unique phase shift determination. The…

Information Theory · Computer Science 2024-10-08 Mohammed Saif , Mohammad Javad-Kalbasi , Shahrokh Valaee

In this paper, a novel Three dimensional (3D) positioning framework of fluid antenna system (FAS)-enabled unmanned aerial vehicles (UAVs) is developed. In the proposed framework, a set of controlled UAVs cooperatively estimate the real-time…

Networking and Internet Architecture · Computer Science 2025-07-15 Xiaoren Xu , Hao Xu , Dongyu Wei , Walid Saad , Mehdi Bennis , Mingzhe Chen

In this paper, we investigate the performance of a fluid antenna relay (FAR)-assisted downlink communication system utilizing non-orthogonal multiple access (NOMA). The FAR, which integrates a fluid antenna system (FAS), is equipped on an…

Signal Processing · Electrical Eng. & Systems 2026-03-27 Ruopeng Xu , Songling Zhang , Zhaohui Yang , Yixuan Chen , Mingzhe Chen , Zhaoyang Zhang , Kai-Kit Wong