Randomized trial demonstrates improved UAV detection and localization using acoustic sensing in diverse environments, suggesting practical applications for airspace security.
Key Points
The aim is to develop an effective system for detecting and locally positioning UAVs using passive acoustic methods.
Developed a hemispherical microphone array for omnidirectional localization and resolution of elevation ambiguities.
Created a signal processing pipeline to detect and track UAVs under varying environmental conditions.
Conducted experimental flight tests with UAVs of different sizes in realistic scenarios.
The system effectively detected UAVs across diverse environmental conditions.
Tracking results showed a significant improvement in directional localization accuracy compared to conventional methods.
Demonstrated applicability in surveillance and critical infrastructure protection.