GNSS based passive radar for UAV monitoring

Ilioudis, Christos V. and Cao, Jianlin and Theodorou, Ilias and Striano, Pasquale and Coventry, William and Clemente, Carmine and Soraghan, John (2019) GNSS based passive radar for UAV monitoring. In: IEEE Radar Conference 2019, 2019-04-22 - 2019-04-26, Westin Waterfront Hotel. (https://doi.org/10.1109/RADAR.2019.8835606)

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Abstract

Monitoring of unmanned aerial vehicle (UAV) targets has been a subject of great importance in both defence and security sectors. In this paper a novel system is introduced based on a passive bistatic radar using Global Navigation Satellite Systems (GNSS) as illuminators of opportunity. Particularly, a link budget analysis is held to determine the capabilities and limitations of such a system. Additionally, a signal reconstruction algorithm is provided allowing estimation of the transmitted signal from each satellite. Finally, the proposed system is tested in outdoor acquisitions of small UAV targets where the Fractional Fourier Transform (FrFT) is used as tool to enhance target detectability.

ORCID iDs

Ilioudis, Christos V. ORCID logoORCID: https://orcid.org/0000-0002-7164-6461, Cao, Jianlin ORCID logoORCID: https://orcid.org/0000-0003-1132-8784, Theodorou, Ilias ORCID logoORCID: https://orcid.org/0000-0002-0261-9566, Striano, Pasquale, Coventry, William, Clemente, Carmine ORCID logoORCID: https://orcid.org/0000-0002-6665-693X and Soraghan, John ORCID logoORCID: https://orcid.org/0000-0003-4418-7391;