10 papers
Physics-Informed Neural Optimization Based Antenna Coding Design for Pixel Antenna Systems
Taoning Zhan, Shanpu Shen, Danny H. K. Tsang
Pixel antennas enable highly radiation pattern reconfigurability to enhance wireless systems, but its antenna coding design, that is optimizing the states of switches embedded in p…
Antenna Coding Design for Pixel Antenna Empowered Rate-Splitting Multiple Access
Haobo Huang, Yijie Mao, Hongyu Li +1
This work explores the integration of pixel antennas and rate-splitting multiple access (RSMA) to enhance spectral efficiency in multi-user multiple-input single-output (MU-MISO) s…
Active Beyond-Diagonal Reconfigurable Intelligent Surface with Hybrid Transmitting and Reflecting Mode
Fu Liu, Hongyu Li, Shanpu Shen
Beyond-diagonal reconfigurable intelligent surfaces (BD-RISs), originally in the passive form, have attracted attention due to their benefits in enhanced wave manipulating through…
Active Beyond-Diagonal Reconfigurable Intelligent Surfaces: Modeling, Architecture Design, and Optimization
Shanpu Shen, Hongyu Li, Matteo Nerini +2
Beyond-diagonal reconfigurable intelligent surfaces (BD-RISs) are an emerging RIS 2.0 technology for future wireless communication. However, BD-RISs are primarily passive without a…
Antenna Coding Optimization for Pixel Antenna Empowered Wireless Communication Using Deep Learning with Heterogeneous Multi-Head Selection
Binzhou Zuo, Shanpu Shen, Hongyu Li
Pixel antenna is a promising antenna technology that enables flexible adjustment of radiation characteristics and enhancement of wireless systems through antenna coding. This work…
Antenna Coding Optimization for Pixel Antenna Empowered MIMO Wireless Power Transfer
Yijun Chen, Shanpu Shen, Tianrui Qiao +3
We investigate antenna coding utilizing pixel antennas as a new degree of freedom for enhancing multiple-input multiple-output (MIMO) wireless power transfer (WPT) systems. The obj…
Low-Complexity Planar Beyond-Diagonal RIS Architecture Design Using Graph Theory
Matteo Nerini, Zheyu Wu, Shanpu Shen +1
Reconfigurable intelligent surfaces (RISs) enable programmable control of the wireless propagation environment and are key enablers for future networks. Beyond-diagonal RIS (BD-RIS…
Antenna Coding Optimization Based on Pixel Antennas for MIMO Wireless Power Transfer with DC Combining
Yijun Chen, Shanpu Shen, Tianrui Qiao +3
This paper investigates antenna coding based on pixel antennas as a new degree of freedom for enhancing multiple-input multiple-output (MIMO) wireless power transfer (WPT) systems.…
A Tutorial on Beyond-Diagonal Reconfigurable Intelligent Surfaces: Modeling, Architectures, System Design and Optimization, and Applications
Hongyu Li, Matteo Nerini, Shanpu Shen +1
Written by its inventors, this first tutorial on Beyond-Diagonal Reconfigurable Intelligent Surfaces (BD-RISs) provides the readers with the basics and fundamental tools necessary…
Cooperative Integrated Sensing and Communication Networks: Analysis and Distributed Design
Bowen Wang, Hongyu Li, Fan Liu +2
This paper proposes a cooperative integrated sensing and communication network (Co-ISACNet) adopting hybrid beamforming (HBF) architecture, which improves both radar sensing and co…