A Multi-Frequency SDR-Based GBSAR: System Overview and First Results

This work describes a system-level overview of a multi-frequency GBSAR built around a high performance software defined radio (SDR). The main goal of the instrument is to be employed as a demonstrator and experimental platform for multi-frequency GBSAR campaigns. The system is capable of operating i...

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Main Authors: Adrià Amézaga, Carlos López-Martínez, Roger Jové
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Remote Sensing
Subjects:
Online Access:https://www.mdpi.com/2072-4292/13/9/1613
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author Adrià Amézaga
Carlos López-Martínez
Roger Jové
author_facet Adrià Amézaga
Carlos López-Martínez
Roger Jové
author_sort Adrià Amézaga
collection DOAJ
description This work describes a system-level overview of a multi-frequency GBSAR built around a high performance software defined radio (SDR). The main goal of the instrument is to be employed as a demonstrator and experimental platform for multi-frequency GBSAR campaigns. The system is capable of operating in P, L, C and X-bands, and signal generation and digital signal processing are customizable and reconfigurable through software. An overview of the software and hardware and implementations of the system are presented. The operation of the system is demonstrated with two measuring campaigns showing focused amplitude images at different frequencies. It is shown how the usage of SDR for GBSAR systems is a viable design option.
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spelling doaj.art-2218f87874b94d2693787a449506daf92023-11-21T16:28:00ZengMDPI AGRemote Sensing2072-42922021-04-01139161310.3390/rs13091613A Multi-Frequency SDR-Based GBSAR: System Overview and First ResultsAdrià Amézaga0Carlos López-Martínez1Roger Jové2Remote Sensing Lab (RSLab), Department of Signal Theory and Communications (TSC), Campus Nord, Universitat Politècnica de Catalunya—BarcelonaTech (UPC), Jordi Girona 1-3, D4 Building, 08034 Barcelona, SpainRemote Sensing Lab (RSLab), Department of Signal Theory and Communications (TSC), Campus Nord, Universitat Politècnica de Catalunya—BarcelonaTech (UPC), Jordi Girona 1-3, D4 Building, 08034 Barcelona, SpainBalam Ingeniería de Sistemas SL, 08792 La Granada, SpainThis work describes a system-level overview of a multi-frequency GBSAR built around a high performance software defined radio (SDR). The main goal of the instrument is to be employed as a demonstrator and experimental platform for multi-frequency GBSAR campaigns. The system is capable of operating in P, L, C and X-bands, and signal generation and digital signal processing are customizable and reconfigurable through software. An overview of the software and hardware and implementations of the system are presented. The operation of the system is demonstrated with two measuring campaigns showing focused amplitude images at different frequencies. It is shown how the usage of SDR for GBSAR systems is a viable design option.https://www.mdpi.com/2072-4292/13/9/1613software defined radarGBSARsoftware defined radiosynthetic aperture radarmulti-frequency radar
spellingShingle Adrià Amézaga
Carlos López-Martínez
Roger Jové
A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
Remote Sensing
software defined radar
GBSAR
software defined radio
synthetic aperture radar
multi-frequency radar
title A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
title_full A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
title_fullStr A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
title_full_unstemmed A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
title_short A Multi-Frequency SDR-Based GBSAR: System Overview and First Results
title_sort multi frequency sdr based gbsar system overview and first results
topic software defined radar
GBSAR
software defined radio
synthetic aperture radar
multi-frequency radar
url https://www.mdpi.com/2072-4292/13/9/1613
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