Intelligent Surface

Reconfigurable intelligent surfaces (RIS) are arrays of electronically controlled elements that modify the propagation of electromagnetic waves, offering programmable control over wireless environments. Current research focuses on leveraging RIS for enhanced communication, including semantic communication via on-the-air processing and improved modulation classification using deep learning models like convolutional neural networks. Applications span diverse fields, from improving wireless network efficiency and enabling advanced sensing capabilities for robotics to creating dynamically reprogrammable surfaces for displays and other applications, with algorithms ranging from optimization methods to generative AI being explored for efficient control. The potential impact lies in significantly improving the performance and flexibility of wireless systems and enabling novel functionalities in various technological domains.