54 citations · 138 across the 22 of their papers we have counts for
23 papers
Feature-based Inversion of 2.5D Controlled Source Electromagnetic Data using Generative Priors
Hongyu Zhou, Haoran Sun, Rui Guo +3
In this study, we investigate feature-based 2.5D controlled source marine electromagnetic (mCSEM) data inversion using generative priors. Two-and-half dimensional modeling using fi…
Attenuation Compensation in Lossy Media via the Wave Operator Model
Tianchen Shao, Zekui Jia, Maokun Li +2
The wave operator model provides a framework for modeling wave propagation by encoding material parameter distributions into matrix-form operators. This paper extends this framewor…
A 2-bit Ku-band Digital Metasurface with Infinitely Scalable Capability
Xiaocun Zong, Hao Shi, Fan Yang +3
In this letter, we present the design and implementation of a 2-bit digaital metasurface operating in the Ku-band, engineered to exhibit advanced polarization conversion characteri…
Anti-Interference Communication Using Computational Antenna
Xiaocun Zong, Fan Yang, Shenheng Xu +1
This letter proposes a novel anti-interference communication method leveraging computational antennas, utilizing time averaging and 1-bit reconfigurable intelligent surfaces (RIS)…
A Novel Beam Tracking Approach for Preventing Beam Collapse
Xiaocun Zong, Fan Yang, Shenheng Xu +1
To address the issue of beam collapse resulting from instantaneous instability during switch transitions in beam tracking, this paper proposes a novel beam switching method based o…
A Differentiable Framework for Full and Phaseless Data Inversion Using Neural Implicit Contrast-Source Representation
Haoran Sun, Daoqi Liu, Hongyu Zhou +3
In this study, we extend the contrast source inversion to a fully differentiable, unsupervised framework based on a neural implicit representation of the contrast source. Specifica…
Improving Beam Granularity Performance of Reconfigurable Refelctarray Radars via Spatial Quantization and Phase Quantization Approach
Xiaocun Zong, Fan Yang, Shenheng Xu +1
In this paper, the impacts of spatial quantization and phase quantization on the beam granularity characteristic of reconfigurable reflectarray (RRA) radars are systematically inve…
RIS Assisted Wireless Communication: Advanced Modeling, Simulation, and Analytical Insights
Xiaocun Zong, Fan Yang, Zhijun Zhang +2
This article presents a novel perspective to model and simulate reconfigurable intelligent surface (RIS)-assisted communication systems. Traditional methods in antenna design often…
X-RIS: A Study of the Principles and Applications of X-Shaped RIS
Xiaocun Zong, Binchao Zhang, Fan Yang +3
This paper analyzes the working principle of X-Shaped reconfigurable intelligent surface (RIS) in detail and reveals the different types of RIS that can be designed based on this s…
A Study of Four-Switch Cross-Shaped RIS and A Novel Design Example
Xiaocun Zong, Binchao Zhang, Fan Yang +2
This paper analyzes the working principle of four-switch cross-shaped reconfigurable intelligent surface (RIS) in detail and reveals the different types of RIS that can be designed…
Spatial Quantization: Advancing Insights for Enhancing RRAs Performance
Xiaocun Zong, Fan Yang, Shenheng Xu +1
In the new perspective of spatial quantization, this article systematically studies the advantages of reconfigurable reflectarray (RRA) designed with closely spaced elements in ter…
Multi-frequency Neural Born Iterative Method for Solving 2-D Inverse Scattering Problems
Daoqi Liu, Tao Shan, Maokun Li +2
In this work, we propose a deep learning-based imaging method for addressing the multi-frequency electromagnetic (EM) inverse scattering problem (ISP). By combining deep learning t…
Centralized active reconfigurable intelligent surface: Architecture, path loss analysis and experimental verification
Changhao Liu, Fan Yang, Shenheng Xu +2
Reconfigurable intelligent surfaces (RISs) are promising candidate for the 6G communication. Recently, active RIS has been proposed to compensate the multiplicative fading effect i…
Design of A Single Antenna With Tunable In-Band RCS Null Through Load Impedance Control
Binchao Zhang, Weidong Hu, Fan Yang +1
Reducing the in-band radar cross section (RCS) of antennas has been a widely concerned problem. However, most of works focus on RCS reduction of antenna arrays, or need to addition…
Transmission efficiency limit of single-switch and cascaded reconfigurable transmitarray elements
Changhao Liu, Fan Yang, Shenheng Xu +1
Reconfigurable transmitarray antennas (RTAs) are rapidly gaining popularity, but optimizing their performance requires systematic design theories. In particular, establishing a per…
Transmissive RIS for 6G Communications: Design, Prototyping, and Experimental Demonstrations
Junwen Tang, Mingyao Cui, Shenheng Xu +3
Reconfigurable intelligent surface (RIS) has been widely considered as a key technique to improve spectral efficiency for 6G communications. Compared with most existing research th…
Neural Born Iteration Method For Solving Inverse Scattering Problems: 2D Cases
Tao Shan, Zhichao Lin, Xiaoqian Song +3
In this paper, we propose the neural Born iterative method (NeuralBIM) for solving 2D inverse scattering problems (ISPs) by drawing on the scheme of physics-informed supervised res…
Physics-Informed Supervised Residual Learning for Electromagnetic Modeling
Tao Shan, Jinhong Zeng, Xiaoqian Song +4
In this study, physics-informed supervised residual learning (PhiSRL) is proposed to enable an effective, robust, and general deep learning framework for 2D electromagnetic (EM) mo…
Reconfigurable Intelligent Surface-Based Wireless Communication: Antenna Design, Prototyping and Experimental Results
Linglong Dai, Bichai Wang, Min Wang +8
One of the key enablers of future wireless communications is constituted by massive multiple-input multiple-output (MIMO) systems, which can improve the spectral efficiency by orde…
Mono-cross-anisotropic Metasurface Absorbing Boundary Condition (ABC)
Xiao Jia, Guillaume Lavigne, Christophe Caloz +1
We introduce the concept of Metasurface Absorbing-Boundary Condition (MS-ABC). This represents the first application of metasurface technology to computational electromagnetics. MS…
Study on a Poisson's Equation Solver Based On Deep Learning Technique
Tao Shan, Wei Tang, Xunwang Dang +4
In this work, we investigated the feasibility of applying deep learning techniques to solve Poisson's equation. A deep convolutional neural network is set up to predict the distrib…
Nonuniform metasurface analysis in FDTD Based on Susceptibility GSTCs
Xiao Jia, Maokun Li, Shenheng Xu +2
An accelerated analysis method for non-uniform metasurfaces in FDTD is presented for the first time. The non-uniform metasurfaces are modeled by a distribution of susceptibilities,…
Synthesis of Spherical Metasurfaces based on Susceptibility Tensor GSTCs
Xiao Jia, Yousef Vahabzadeh, Fan Yang +1
The bianisotropic susceptibility Generalized Sheet Transition Conditions (GSTCs) synthesis method is extended from planar to spherical metasurfaces. Properties specific to the non-…