Advances in unmanned aerial vehicle (UAV) technology have fostered its use in a wide
range of areas, such as agriculture and forestry, surveillance and security, and infrastructure …

This paper presents a novel system to obtain images from the underground based on
ground penetrating radar (GPR). The proposed system is composed by a radar module …

In recent years there has been an increasing research interest in the development of
airborne-based Ground Penetrating Radar (GPR) systems for safe and fast detection of …

Abstract Ground Penetrating Radar (GPR) systems mounted on Unmanned Aerial Vehicles
(UAVs) are becoming a promising solution to inspect beneath the soil surface. In particular …

This work presents an enhanced autonomous airborne Synthetic Aperture Radar (SAR)
imaging system able to provide full 3D radar images from the subsurface. The proposed …

This article discusses the methods and results of assessing the angular resolution and
sounding depth of enhanced-power ground penetration radars obtained during …

This paper introduces three methodologies to improve synthetic aperture radar (SAR)-based
techniques used in ground-penetrating radar (GPR) systems. They consist of: 1) …

Ground penetrating radar (GPR) systems on board unmanned aerial vehicles (UAVs) have
been successfully used for subsurface imaging applications. Their capability to detect buried …

A method to extract the complex permittivity from synthetic aperture radar (SAR) images of
multilayered structures is proposed. Specifically, a three-term one-port calibration method is …

Tunnel construction with tunnel boring machi-nes (TBMs) is frequently hampered by hidden
complexities in the tunnel face. This article investigates the feasibility of utilizing impulse …