47 citations · 115 across the 67 of their papers we have counts for
31 papers · 1 filter
Semi-Blind Fluid Antenna System: Port Selection via Statistical Analysis
Tianyu Han, Yongxu Zhu, Kai-Kit Wong +3
The fluid antenna system (FAS) enables position reconfigurability. A potential drawback of real-time FAS, however, is that it requires complete channel state information (CSI) for…
Foundation Models for Wireless Communications: From PHY Intelligence to Network Autonomy
Le Liang, Jiajia Guo, Jun Zhang +6
6G networks will introduce unprecedented complexity, which calls for a paradigm shift in network optimization and management. Artificial intelligence (AI)-based solutions, especial…
Diffusion Fluid Antenna Systems for Resilient ISAC
Noor Waqar, Kai-Kit Wong, Chan-Byoung Chae +1
Most existing integrated sensing and communication (ISAC) studies focus on enabling a base station (BS) to support sensing and communication over shared resources through advanced…
Fast Fluid Antenna Multiple Access
Noor Waqar, Kai-Kit Wong, Chan-Byoung Chae +1
Fast fluid antenna multiple access (FAMA) is an idea that promises to overcome severe interference in massive access scenarios by reconfiguring the antenna's position at the receiv…
Stochastic Geometry Analysis of Uplink CUMA-Enabled Cellular Networks
Chenguang Rao, Kai-Kit Wong, Xusheng Zhu +3
Uplink cellular networks are interference-dominated but interference channel state information (CSI) is rarely available at scale. The emerging fluid antenna system (FAS) concept,…
Toward a Receiver-Induced Channel Shaping Paradigm: FRIS-Assisted Rydberg Atomic MIMO with Quadrature-Leakage-Aware Design
Hong-Bae Jeon, Kai-Kit Wong, Chan-Byoung Chae
This paper investigates a fluid reconfigurable intelligent surface (FRIS)-assisted Rydberg Atomic REceiver (RARE) architecture under magnitude-only heterodyne readout. We show that…
Towards Joint Optimization for UAV-Integrated RIS-Assisted Fluid Antenna Systems
Ali Reda, Tamer Mekkawy, Theodoros A. Tsiftsis +2
Unmanned aerial vehicles (UAVs) integrated into cellular networks face significant challenges from air-to-ground interference. To address this, we propose a downlink UAV communicat…
RIS-aided ISAC with -Rydberg Atomic Receivers
Hong-Bae Jeon, Chan-Byoung Chae
In this paper, we investigate a reconfigurable intelligent surface (RIS)-assisted integrated sensing and communications (ISAC) framework equipped with multiple Rydberg atomic recei…
Reimagining Wireless Connectivity: The FAS-RIS Synergy for 6G Smart Cities
Tuo Wu, Kai-Kit Wong, Jie Tang +6
Fluid antenna system (FAS) represents the concept of treating antenna as a reconfigurable physical-layer resource to broaden system design and network optimization and inspire next…
Codebook-based Port Selection and Combining for CSI-Free Uplink Fluid Antenna Multiple Access
Chenguang Rao, Kai-Kit Wong, Sai Xu +3
Fluid antenna multiple access (FAMA) has recently emerged as a simple, promising scheme for large-scale multiuser connectivity, offering strong scalability with low implementation…
Bridging Theory and Practice in Reconfigurable Fluid Antenna Systems
Halvin Yang, Yizhe Zhao, Kai-Kit Wong +2
Fluid antennas, including those based on liquid, mechanical, and pixel-based technologies, are poised to significantly enhance next-generation wireless systems by adaptively optimi…
Variable Block-Correlation Modeling and Optimization for Secrecy Analysis in Fluid Antenna Systems
Tuo Wu, Kwai-Man Luk, Jie Tang +9
Fluid antenna systems (FAS) are emerging as a transformative enabler for sixth-generation (6G) wireless communications, providing unprecedented spatial diversity through dynamic re…
Secure ISAC with Fluid Antenna Systems: Joint Precoding and Port Selection
Abdelhamid Salem, Hao Xu, Kai-Kit Wong +2
This paper presents a novel framework for enhancing physical-layer security in integrated sensing and communication (ISAC) systems by leveraging the reconfigurability of fluid ante…
FAS-ARIS: Turning Multipath Challenges Into Localization Opportunities
Hua Chen, Tao Gong, Tuo Wu +5
Traditional single-input single-output (SISO) systems face fundamental limitations in achieving accurate three-dimensional (3D) localization due to limited spatial degrees of freed…
Near-Field Challenges in Ultra-Wideband ISAC: Beamforming Strategies and System Insights
Yonghwi Kim, Sang-Hyun Park, Siyun Yang +3
The shift toward sixth-generation (6G) wireless networks places integrated sensing and communications (ISAC) at the core of future applications such as autonomous driving, extended…
Bayesian-Driven Graph Reasoning for Active Radio Map Construction
Wenlihan Lu, Shijian Gao, Miaowen Wen +4
With the emergence of the low-altitude economy, radio maps have become essential for ensuring reliable wireless connectivity to aerial platforms. Autonomous aerial agents are commo…
The Future is Fluid: Revolutionizing DOA Estimation with Sparse Fluid Antennas
He Xu, Tuo Wu, Ye Tian +8
This paper investigates a design framework for sparse fluid antenna systems (FAS) enabling high-performance direction-of-arrival (DOA) estimation, particularly in challenging milli…
Fluid Antenna Enabled Direction-of-Arrival Estimation Under Time-Constrained Mobility
He Xu, Tuo Wu, Ye Tian +8
Fluid antenna (FA) technology has emerged as a promising approach in wireless communications due to its capability of providing increased degrees of freedom (DoFs) and exceptional…
Scalable Fluid Antenna Systems: A New Paradigm for Array Signal Processing
Tuo Wu, Ye Tian, Jie Tang +8
Most existing antenna array-based source localization methods rely on fixed-position arrays (FPAs) and strict assumptions about source field conditions (near-field or far-field), w…
Toward Practical Fluid Antenna Systems: Co-Optimizing Hardware and Software for Port Selection and Beamforming
Sai Xu, Kai-Kit Wong, Yanan Du +4
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 (F…
AI-Enhanced Wide-Area Data Imaging via Massive Non-Orthogonal Direct Device-to-HAPS Transmission
Hyung-Joo Moon, Chan-Byoung Chae, Kai-Kit Wong +1
Massive Aerial Processing for X MAP-X is an innovative framework for reconstructing spatially correlated ground data, such as environmental or industrial measurements distributed a…
Iterative Sparse Asymptotic Minimum Variance Based Channel Estimation in Fluid Antenna System
Zhen Chen, Jianqing Li, Xiu Yin Zhang +3
With fluid antenna system (FAS) gradually establishing itself as a possible enabling technology for next generation wireless communications, channel estimation for FAS has become a…
Context-Aware Deep Learning for Robust Channel Extrapolation in Fluid Antenna Systems
Yanliang Jin, Runze Yu, Yuan Gao +4
Fluid antenna systems (FAS) offer remarkable spatial flexibility but face significant challenges in acquiring high-resolution channel state information (CSI), leading to considerab…
SpectrumFM: A Foundation Model for Intelligent Spectrum Management
Fuhui Zhou, Chunyu Liu, Hao Zhang +4
Intelligent spectrum management is crucial for improving spectrum efficiency and achieving secure utilization of spectrum resources. However, existing intelligent spectrum manageme…