3 papers
cs.IT2026
Digital Twin-Assisted Measurement Design and Channel Statistics Prediction
Robin J. Williams, Mahmoud Saad Abouamer, Petar Popovski
Prediction of wireless channels and their statistics is a fundamental procedure for ensuring performance guarantees in wireless systems. Statistical radio maps powered by Gaussian…
cs.IT2025
Prediction of Wireless Channel Statistics with Ray Tracing and Uncalibrated Digital Twin
Mahmoud Saad Abouamer, Robin J. Williams, Petar Popovski
We introduce a framework for predicting wireless channel statistics based on digital twin (DT) and ray tracing. The DT is derived from satellite images and is uncalibrated, as it d…
eess.SP2024
On Models with Power Conservation in Reflective Intelligent Surfaces and their Design Implications
Robin J. Williams, Pablo Ramirez-Espinosa, Olena Semenovska +1
Reconfigurable intelligent surfaces (RISs) are potential enablers of future wireless communications and sensing applications and use-cases. The RIS is envisioned as a dynamically c…