2 citations · 4 across the 11 of their papers we have counts for
11 papers
V-RIS: Virtual-Aperture DoA Estimation with Sparse RIS
Fenghao Zheng, Fuhai Wang, Zihan Jin +3
Large-aperture reconfigurable intelligent surfaces (RISs) enable high-resolution 2D direction-of-arrival (DoA) estimation, but existing approaches still tie hardware cost and contr…
Radio-Frequency Inverse Rendering for Wireless Environment Modeling
Fuhai Wang, Zihan Jin, Lehang Wang +4
Neural rendering paradigms have recently emerged as powerful tools for radio frequency (RF). However, by entangling RF sources with scene geometry and material properties, existing…
Source Localization and Power Estimation through RISs: Performance Analysis and Prototype Validations
Fuhai Wang, Tiebin Mi, Chun Wang +3
This paper investigates the capabilities and effectiveness of backward localization centered on reconfigurable intelligent surfaces (RISs). In the backward sensing paradigm, the re…
WiCAL: Accurate Wi-Fi-Based 3D Localization Enabled by Collaborative Antenna Arrays
Fuhai Wang, Zhe Li, Rujing Xiong +2
Accurate 3D localization is essential for realizing advanced sensing functionalities in next-generation Wi-Fi communication systems. This study investigates the potential of multis…
Toward Wireless Localization Using Multiple Reconfigurable Intelligent Surfaces
Fuhai Wang, Tiebin Mi, Chun Wang +3
This paper investigates the capabilities and effectiveness of backward sensing centered on reconfigurable intelligent surfaces (RISs). We demonstrate that the direction of arrival…
Dreamer: Dual-RIS-aided Imager in Complementary Modes
Fuhai Wang, Yunlong Huang, Zhanbo Feng +6
Reconfigurable intelligent surfaces (RISs) have emerged as a promising auxiliary technology for radio frequency imaging. However, existing works face challenges of faint and intric…
Optimal Beamforming of RIS-Aided Wireless Communications: An Alternating Inner Product Maximization Approach
Rujing Xiong, Tiebin Mi, Jialong Lu +4
This paper investigates a general discrete -norm maximization problem, with the power enhancement at steering directions through reconfigurable intelligent surfaces (RISs)…
Asymptotic CRB Analysis of Random RIS-Assisted Large-Scale Localization Systems
Zhengyu Wang, Hongzheng Liu, Rujing Xiong +2
This paper studies the performance of a randomly RIS-assisted multi-target localization system, in which the configurations of the RIS are randomly set to avoid high-complexity opt…
Wireless Regional Imaging through Reconfigurable Intelligent Surfaces: Passive Mode
Fuhai Wang, Chun Wang, Rujing Xiong +3
In this paper, we propose a multi-RIS-aided wireless imaging framework in 3D facing the distributed placement of multi-sensor networks. The system creates a randomized reflection p…
A Wi-Fi Signal-Based Human Activity Recognition Using High-Dimensional Factor Models
Junshuo Liu, Fuhai Wang, Zhe Li +3
Passive sensing techniques based on Wi-Fi signals have emerged as a promising technology in advanced wireless communication systems due to their widespread application and cost-eff…
Design of Reconfigurable Intelligent Surfaces for Wireless Communication: A Review
Rujing Xiong, Jianan Zhang, Fuhai Wang +7
This paper addresses the hardware structure of Reconfigurable Intelligent Surfaces (RIS) and presents a comprehensive overview of RIS design, considering both unit design and proto…