4 papers
A Learnable SIM Paradigm: Fundamentals, Training Techniques, and Applications
Hetong Wang, Yashuai Cao, Tiejun Lv
Stacked intelligent metasurfaces (SIMs) represent a breakthrough in wireless hardware by comprising multilayer, programmable metasurfaces capable of analog computing in the electro…
Intelligent Reflecting Surfaces and Next Generation Wireless Systems
Yashuai Cao, Hetong Wang, Tiejun Lv +1
Intelligent reflecting surface (IRS) is a potential candidate for massive multiple-input multiple-output (MIMO) 2.0 technology due to its low cost, ease of deployment, energy effic…
Stacked Intelligent Metasurfaces-Based Electromagnetic Wave Domain Interference-Free Precoding
Hetong Wang, Yashuai Cao, Tiejun Lv +4
This paper introduces an interference-free multi-stream transmission architecture leveraging stacked intelligent metasurfaces (SIMs), from a new perspective of interference exploit…
Navigating the Dual-Use Nature and Security Implications of Reconfigurable Intelligent Surfaces in Next-Generation Wireless Systems
Hetong Wang, Tiejun Lv, Yashuai Cao +4
Reconfigurable intelligent surface (RIS) technology offers significant promise in enhancing wireless communication systems, but its dual-use potential also introduces substantial s…