Zobrazeno 1 - 10
of 496
pro vyhledávání: '"Fernando Las Heras"'
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 3571-3586 (2024)
Ground penetrating radar (GPR) systems on board unmanned aerial vehicles (UAVs) have been successfully used for subsurface imaging applications. Their capability to detect buried targets avoiding the contact with the soil turn these systems into a gr
Externí odkaz:
https://doaj.org/article/801b42bb902941e1b98526cf77d4af5f
Autor:
Samuel Ver Hoeye, Andreea Hadarig, Carlos Vazquez, Miguel Fernandez, Leticia Alonso, Fernando Las Heras
Publikováno v:
IEEE Access, Vol 7, Pp 26933-26940 (2019)
In this paper, a single stage millimeter/submillimeter wave frequency multiplier is presented. The desired frequency multiplication performance is obtained through the nonlinear excitation of high-order harmonic components in a graphene film, when it
Externí odkaz:
https://doaj.org/article/b0292ff62dd34a9db5b9b748b9b39e3f
Autor:
Maria Garcia-Fernandez, Ann Morgenthaler, Yuri Alvarez-Lopez, Fernando Las Heras, Carey Rappaport
Publikováno v:
Remote Sensing, Vol 11, Iss 19, p 2299 (2019)
This work proposes a novel Ground Penetrating Radar (GPR) system to detect landmines and Improvised Explosive Devices (IEDs). The system, which was numerically evaluated, is composed of a transmitter placed on a vehicle and looking forward and a rece
Externí odkaz:
https://doaj.org/article/2fcf06713c7347f394a7e54c26ffd3aa
Publikováno v:
Remote Sensing, Vol 11, Iss 20, p 2357 (2019)
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 prototype and methodology allow the safe detection of both metallic and non-metall
Externí odkaz:
https://doaj.org/article/6fe099a33e2641c58dc9c62feeaabe6c
Akademický článek
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Publikováno v:
García-Fernández, M, Álvarez-Narciandi, G, Álvarez López, Y & Las-Heras, F 2023, ' Array-based ground penetrating synthetic aperture radar on board an unmanned aerial vehicle for enhanced buried threats detection ', IEEE Transactions on Geoscience and Remote Sensing, vol. 61, 5104218 . https://doi.org/10.1109/tgrs.2023.3272982
The usage of unmanned aerial vehicles (UAVs)-based ground penetrating radar (GPR) systems has gained interest over the last years thanks to advantages over ground-based systems, such as contactless inspection and capability, to reach difficult-to-acc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9e819387e0a5a522f3cb4649592e735d
https://doi.org/10.1109/tgrs.2023.3272982
https://doi.org/10.1109/tgrs.2023.3272982
Akademický článek
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Publikováno v:
2023 17th European Conference on Antennas and Propagation (EuCAP).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::81a421309ec7d9ab12ab3b2138250576
https://doi.org/10.23919/eucap57121.2023.10133338
https://doi.org/10.23919/eucap57121.2023.10133338
Autor:
Humberto Fernández Álvarez, Guillermo Álvarez-Narciandi, María García-Fernández, Jaime Laviada, Yuri Álvarez López, Fernando Las-Heras Andrés
Publikováno v:
Sensors, Vol 21, Iss 3, p 757 (2021)
In this paper, a portable three-dimensional (3D) scanning system for the accurate characterization of large raw material (e.g., cereal grain, coal, etc.) stockpiles is presented. The system comprises an array of high resolution millimeter-wave radars
Externí odkaz:
https://doaj.org/article/935bb403de4b4b7ba6d90d6eb302d131
Publikováno v:
IEEE Transactions on Instrumentation and Measurement. 71:1-11
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::398958849dc15d9239ed21158916b2ab
https://doi.org/10.1109/tim.2022.3200107
https://doi.org/10.1109/tim.2022.3200107