68 citations · 90 across the 18 of their papers we have counts for
11 papers · 1 filter
Enhanced Information Security via Wave-Field Selectivity and Structured Wavefront Manipulation
Yufei Zhao, Deyu Lin, Qian Zhang +5
In this paper, we propose a novel secure wireless transmission architecture that enables the co-existence of spatial field modulation (SFM) and digital bandpass modulation (DBM), u…
Network-Centric Anomaly Filtering and Spoofer localization for 5G-NR Localization in LAWNs
Zexin Fang, Bin Han, Zhu Han +3
This paper investigates security vulnerabilities and countermeasures for the 3rd Generation Partnership Project (3GPP) Fifth Generation New Radio (5G-NR) Time Difference of Arrival…
Focusing Metasurfaces of (Un)equal Power Allocations for Wireless Power Transfer
Andi Ding, Yee Hui Lee, Eng Leong Tan +5
Focusing metasurfaces (MTSs) tailored for different power allocations in wireless power transfer (WPT) system are proposed in this letter. The designed metasurface unit cells ensur…
Compact Varactor-Integrated RIS for Wideband and Continuously Tunable Beamforming
Yikun Li, Yufei Zhao, Chau Yuen +4
This letter presents a novel Reconfigurable Intelligent Surface (RIS) that features a low-profile structure, wide operating bandwidth, and continuous phase control. By incorporatin…
Low-Interference Near-Field Multi-User Communication Enabled by Spatially Converging Multi-Mode Vortex Waves
Yufei Zhao, Qihao Lv, Yuanbin Chen +3
This paper proposes a multi-user Spatial Division Multiplexing (SDM) near-field access scheme, inspired by the orthogonal characteristics of multi-mode vortex waves. A Reconfigurab…
Joint Precoder and Reflector Design for RIS-assisted Multi-user OAM Communication Systems
Xiaoyan Ma, Yufei Zhao, Haixia Zhang +2
Orbital angular momentum (OAM) can enhance the spectral efficiency by multiplying a set of orthogonal modes on the same frequency channel. To maintain the orthogonal among differen…
Experimental Study of RCS Diversity with Novel No-divergent OAM Beams
Yufei Zhao, Yong Liang Guan, Dong Chen +4
This research proposes a novel approach utilizing Orbital Angular Momentum (OAM) beams to enhance Radar Cross Section (RCS) diversity for target detection in future transportation…
Rydberg Atomic Quantum Receivers for Classical Wireless Communications and Sensing: Their Models and Performance
Tierui Gong, Jiaming Sun, Chau Yuen +6
The significant progress of quantum sensing technologies offer numerous radical solutions for measuring a multitude of physical quantities at an unprecedented precision. Among them…
Innovative RIS Prototyping Enhancing Wireless Communication with Real-Time Spot Beam Tracking and OAM Wavefront Manipulation
Yufei Zhao, Yuan Feng, Afkar Mohamed Ismail +4
This paper presents a sophisticated reconfigurable metasurface architecture that introduces an advanced concept of flexible full-array space-time wavefront manipulation with enhanc…
Near-Orthogonal Overlay Communications in LoS Channel Enabled by Novel OAM Beams without Central Energy Voids: An Experimental Study
Yufei Zhao, Xiaoyan Ma, Yong Liang Guan +5
This paper introduces a groundbreaking Line-of-Sight (LoS) Multiple-Input Multiple-Output (MIMO) communication architecture leveraging non-traditional Orbital Angular Momentum (OAM…
Efficient Multi-Pair IoT Communication with Holographically Enhanced Meta-Surfaces Leveraging OAM Beams: Bridging Theory and Prototype
Yufei Zhao, Yong Liang Guan, Afkar Mohamed Ismail +4
Meta-surfaces, also known as Reconfigurable Intelligent Surfaces (RIS), have emerged as a cost-effective, low power consumption, and flexible solution for enabling multiple applica…