Schematic of the Navigation System (IMAGE) University of California - Riverside Caption A schematic showing how researchers at UC Riverside are using existing communications signals to complement satellite-based navigation systems like GPS for the control of driverless cars and unmanned aerial vehicles (UAVs). Credit ASPIN LABORATORY AT UC RIVERSIDE Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.