Comprehensive Review: Effectiveness of MIMO and Beamforming Technologies in Detecting Low RCS UAVs

N Rojhani, G Shaker - Remote Sensing, 2024 - mdpi.com
Unmanned aerial vehicles (UAVs) are increasing in popularity in various sectors,
simultaneously rasing the challenge of detecting those with low radar cross sections (RCS) …

A review of security incidents and defence techniques relating to the malicious use of small unmanned aerial systems

CJ Swinney, JC Woods - IEEE Aerospace and Electronic …, 2022 - ieeexplore.ieee.org
Critical national infrastructure sites, such as airports and nuclear facilities, have been subject
to a number of airspace breaches from malicious unmanned aerial systems (UASs) in recent …

Model-based data augmentation applied to deep learning networks for classification of micro-Doppler signatures using FMCW radar

N Rojhani, M Passafiume… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Deep neural networks (DNNs) have become a relevant subject in the classification of radio
frequency signals and remote sensing data. A primary challenge is a tradeoff between …

Convolutional neural networks for classification of drones using radars

D Raval, E Hunter, S Hudson, A Damini, B Balaji - Drones, 2021 - mdpi.com
The ability to classify drones using radar signals is a problem of great interest. In this paper,
we apply convolutional neural networks (CNNs) to the Short-Time Fourier Transform (STFT) …

Dronesense: The identification, segmentation, and orientation detection of drones via neural networks

S Scholes, A Ruget, G Mora-Martín, F Zhu… - IEEE …, 2022 - ieeexplore.ieee.org
The growing ubiquity of drones has raised concerns over the ability of traditional air-space
monitoring technologies to accurately characterise such vehicles. Here, we present a CNN …

[HTML][HTML] Frequency-Modulated Continuous-Wave Radar Perspectives on Unmanned Aerial Vehicle Detection and Classification: A Primer for Researchers with …

AN Sayed, OM Ramahi, G Shaker - Drones, 2024 - mdpi.com
Unmanned Aerial Vehicles (UAVs) represent a rapidly increasing technology with profound
implications for various domains, including surveillance, security, and commercial …

Comparison of radar signatures from a hybrid VTOL fixed-wing drone and quad-rotor drone

J Gong, D Li, J Yan, H Hu, D Kong - Drones, 2022 - mdpi.com
Current studies rarely mention radar detection of hybrid vertical take-off and landing (VTOL)
fixed-wing drones. We investigated radar signals of an industry-tier VTOL fixed-wing drone …

A GaN-HEMT active drain-pumped mixer for S-band FMCW radar front-end applications

L Pagnini, G Collodi, A Cidronali - Sensors, 2023 - mdpi.com
This paper reports for the first time a drain-pumped (DP) mixer using Gallium Nitride (GaN)
HEMT technology. Specifically, it describes a method aimed to predict the optimum bias …

The effect of real-world interference on CNN feature extraction and machine learning classification of unmanned aerial systems

CJ Swinney, JC Woods - Aerospace, 2021 - mdpi.com
Small unmanned aerial systems (UASs) present many potential solutions and
enhancements to industry today but equally pose a significant security challenge. We only …

[HTML][HTML] Single-pixel full-field simultaneous spatial and velocity imaging

Z Yang, YM Bai, KX Huang, YX Liu, J Liu… - Optics and Lasers in …, 2023 - Elsevier
We propose a novel combination of coherent detection with single-pixel imaging to produce,
for the first time, single-pixel full-field simultaneous spatial and velocity imaging. We …