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Related papers: LNN-powered Fluid Antenna Multiple Access

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Fluid antenna system promises to obtain enormous diversity in the small space of a mobile device by switching the position of the radiating element to the most desirable position from a large number of prescribed locations of the given…

Optimization and Control · Mathematics 2022-01-19 Zhi Chai , Kai-Kit Wong , Kin-Fai Tong , Yu Chen , Yangyang Zhang

This paper proposes a hardware-software co-design approach to efficiently optimize beamforming and port selection in fluid antenna systems (FASs). To begin with, a fluid-antenna (FA)-enabled downlink multi-cell multiple-input…

Signal Processing · Electrical Eng. & Systems 2025-07-21 Sai Xu , Kai-Kit Wong , Yanan Du , Hanjiang Hong , Chan-Byoung Chae , Baiyang Liu , Kin-Fai Tong

Fluid antenna is a new reconfigurable antenna technology that can dynamically adjust the positions or ports of radiating elements and therefore provides a new degree of freedom for wireless communications. However, the associated port…

Information Theory · Computer Science 2026-05-15 Gan Zheng , Fei Liu , Qingfu Zhang

Fluid antenna is a novel technology that can make an antenna appear instantly at one of N preset locations in a predefined space. An important application is to adopt fluid antenna in a small space of mobile device for obtaining the…

Information Theory · Computer Science 2020-06-11 Kai-Kit Wong , Kin-Fai Tong

This paper investigates a novel fluid antenna multiple access (FAMA)-assisted wireless powered communication network (WPCN), in which a hybrid access point (HAP) equipped with multiple fixed position antennas (FPAs) provides integrated data…

Information Theory · Computer Science 2025-09-29 Xiao Lin , Yizhe Zhao , Halvin Yang , Jie Hu

Fluid antenna multiple access (FAMA) is an emerging technology in massive access designed to meet the demands of future wireless communication networks by naturally mitigating multiuser interference through the utilization of the fluid…

Information Theory · Computer Science 2025-11-25 Hanjiang Hong , Kai-Kit Wong , Xusheng Zhu , Hao Xu , Han Xiao , Farshad Rostami Ghadi , Hyundong Shin

Fluid antenna systems (FAS) are an emerging technology that promises a significant diversity gain even in the smallest spaces. Motivated by the groundbreaking potentials of liquid antennas, researchers in the wireless communication…

Information Theory · Computer Science 2023-01-02 Malek Khammassi , Abla Kammoun , Mohamed-Slim Alouini

Federated learning (FL) is an emerging machine learning paradigm with immense potential to support advanced services and applications in future industries. However, when deployed over wireless communication systems, FL suffers from…

Signal Processing · Electrical Eng. & Systems 2025-03-06 Sangjun Park , Hyowoon Seo

To enable innovative applications and services, both industry and academia are exploring new technologies for sixth generation (6G) communications. One of the promising candidates is fluid antenna system (FAS). Unlike existing systems, FAS…

Information Theory · Computer Science 2023-05-12 Wee Kiat New , Kai-Kit Wong , Hao Xu , Kin-Fai Tong , Chan-Byoung Chae

This study seeks to utilize large language models (LLMs) to forecast the moving ports of fluid antenna (FA). By repositioning the antenna to the locations identified by our proposed model, we intend to address the mobility challenges faced…

Signal Processing · Electrical Eng. & Systems 2025-09-03 Yali Zhang , Haifan Yin , Weidong Li , Emil Bjornson , Merouane Debbah

Fluid antenna systems (FAS) have emerged as a revolutionary technology offering enhanced spatial diversity within a compact form factor. Concurrently, unmanned aerial vehicles (UAVs) are integral to future networks, necessitating channel…

Information Theory · Computer Science 2025-11-24 Xusheng Zhu , Kai-Kit Wong , Qingqing Wu , Hyundong Shin , Yangyang Zhang

Low-altitude wireless networks (LAWNs) are widely regarded as a cornerstone of the emerging low-altitude economy, yet they face significant challenges, including rapidly varying channels, diverse functional requirements, and dynamic…

Information Theory · Computer Science 2025-09-26 Wenchao Liu , Xuhui Zhang , Chunjie Wang , Jinke Ren , Weijie Yuan , Changsheng You

This letter investigates a fluid antenna system (FAS) where multiple ports can be activated for signal combining for enhanced receiver performance. Given $M$ ports at the FAS, the best $K$ ports out of the $M$ available ports are selected…

Signal Processing · Electrical Eng. & Systems 2023-09-15 Xiazhi Lai , Tuo Wu , Junteng Yao , Cunhua Pan , Maged Elkashlan , Kai-Kit Wong

Fluid antenna systems encompass a broad class of reconfigurable antenna technologies that offer substantial spatial diversity for various optimization objectives and communication tasks. Their capability to enhance spatial resolution within…

Information Theory · Computer Science 2025-12-01 Jingyuan Xu , Zhentian Zhang , Jian Dang , Hao Jiang , Zaichen Zhang

The concept of reconfigurable fluid antennas (FA) is a potential and promising solution to enhance the spectral efficiency of wireless communication networks. Despite their many advantages, FA-enabled communications have limitations as they…

Information Theory · Computer Science 2022-12-19 Christodoulos Skouroumounis , Ioannis Krikidis

Fluid antennas present a relatively new idea for harnessing the fading and interference issues in multiple user wireless systems, such as 6G. Here, we systematically compare their unique radiation beam forming mechanism to the existing…

Signal Processing · Electrical Eng. & Systems 2025-01-07 Wen-Jun Lu , Chun-Xing He , Yongxu Zhu , Kin-Fai Tong , Kai-Kit Wong , Hyundong Shin , Tie Jun Cui

Fluid antenna enables position reconfigurability that gives transceiver access to a high-resolution spatial signal and the ability to avoid interference through the ups and downs of fading channels. Previous studies investigated this fluid…

Signal Processing · Electrical Eng. & Systems 2025-04-30 Tianyu Han , Yongxu Zhu , Kai-Kit Wong , Gan Zheng , Hyundong Shin

Over the past decades, multiple antenna technologies have appeared in many different forms, most notably as multiple-input multiple-output (MIMO), to transform wireless communications for extraordinary diversity and multiplexing gains. The…

Information Theory · Computer Science 2020-05-26 Kai-Kit Wong , Arman Shojaeifard , Kin-Fai Tong , Yangyang Zhang

The objective of this study is to address the mobility challenges faced by user equipment (UE) through the implementation of fluid antenna (FA) on the UE side. This approach aims to maintain the time-varying channel in a relatively stable…

Signal Processing · Electrical Eng. & Systems 2025-09-03 Yali Zhang , Haifan Yin , Weidong Li , Emil Bjornson , Merouane Debbah

Fluid antenna represents a concept where a mechanically flexible antenna can switch its location freely within a given space. Recently, it has been reported that even with a tiny space, a single-antenna fluid antenna system (FAS) can…

Information Theory · Computer Science 2020-05-29 Kai-Kit Wong , Arman Shojaeifard , Kin-Fai Tong , Yangyang Zhang
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