26 citations · 34 across the 5 of their papers we have counts for
6 papers
Stacked Intelligent Metasurfaces for Resolution-Constrained Near-Field Range Extension in 6G Systems
Yajun Zhao
Near-field electromagnetic focusing is central to 6G communication, sensing, and integrated sensing and communication (ISAC) systems. However, for a fixed aperture, the resolution-…
RIS-Enabled UAV Communications and Sensing: Opportunities, Challenges, and Key Technologies
Yajun Zhao, Mengnan Jian, Yifei Yuan
Unmanned Aerial Vehicles (UAVs) play a pivotal role in the emerging low-altitude economy. However, they face significant challenges in achieving reliable network coverage during tr…
Reconfigurable Intelligent Surface Constructing 6G Near-Field Networks
Yajun Zhao
Near-field propagation, particularly that enabled by reconfigurable intelligent surfaces (RIS), has emerged as a promising research topic in recent years. However, a comprehensive…
RIS Assisted Wireless Networks: Collaborative Regulation, Deployment Mode and Field Testing
Yajun Zhao
In recent years, RIS has made significant progress in engineering application research and industrialization and academic research. However, the engineering application research fi…
Cascaded Channel Decoupling Based Solution for RIS Regulation Matrix
Yajun Zhao
This article presents a novel solution for reconfigurable intelligent surfaces (RISs) based on cascaded channel decoupling. The proposed mechanism simplifies the RIS regulation mat…
Reconfigurable Intelligent Surfaces for 6G -- Applications, Challenges and Solutions
Yajun Zhao, Xin Lv
It is expected that scholars will continuously strengthen the depth and breadth of theoretical research on RIS, and provide a higher theoretical upper bound for the engineering app…