Self-configuring Smart Surfaces for 6G Networks

This technical report presents the concept and design of self-configuring Smart Surfaces, also known as Reconfigurable Intelligent Surfaces (RIS), which are pivotal for enhancing communication performance in future 6G networks. The report outlines the innovative approach of utilizing nearly-passive RIS technology to control the propagation environment, transforming it into an optimizable communication ally. It details the design of a modular RIS board featuring a grid of unit cells capable of reflecting RF signals with configurable phase shifts, emphasizing the reduction in complexity through a scalable architecture. The self-configuring aspect allows for easy installation without additional deployment complexity. Furthermore, the report discusses the empirical evaluation of the RIS prototype, including its performance in an anechoic chamber, and the integration of sensing capabilities to facilitate digital signal processing. The findings indicate significant potential for RIS technology in achieving key performance indicators for next-generation wireless networks.