Results 111 to 120 of about 1,808,791 (206)

Accurate Antenna Pattern Modeling for Phased Array Antennas in SAR Applications—Demonstration on TerraSAR-X

International Journal of Antennas and Propagation, 2009
The high flexibility and tight accuracy requirements of today's spaceborne synthetic aperture radar (SAR) systems require innovative technologies to calibrate and process the SAR images.
Markus Bachmann, Marco Schwerdt, Benjamin Bräutigam   +2 more
doaj   +1 more source

Investigations on the Advanced SAR Processing Algorithms for Security Applications With Distributed Sensing

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
A distributed airborne/spaceborne synthetic aperture radar (SAR) system that consists of a set of monostatic and/or bistatic SARs offers many advantages thanks to the bi-/multiaperture reception.
Nida Sakar, Carmine Frascella, Federico Minati, Andre Barros Cardoso da Silva, Stefan V. Baumgartner, Gustavo Daniel Martin-del-Campo-Becerra, Marc Rodriguez-Cassola, Mario Costantini, Maria Michela Corvino, Pau Prats-Iraola   +9 more
doaj   +1 more source

Archeological crop marks identified from Cosmo-SkyMed time series: the case of Han-Wei capital city, Luoyang, China

International Journal of Digital Earth, 2017
The development of spaceborne Synthetic Aperture Radar (SAR) technology declares that the golden era of SAR remote sensing in archeology is approaching; however, nowadays its methodology framework is still lacking due to the inadequate case studies ...
Aihui Jiang, Fulong Chen, Nicola Masini, Luigi Capozzoli, Gerardo Romano, Maria Sileo, Ruixia Yang, Panpan Tang, Panpan Chen, Rosa Lasaponara, Guolin Liu   +10 more
doaj   +1 more source

TanDEM-X Scientific Results and Future Formation Flying SAR Missions [PDF]

, 2011
TanDEM-X (TerraSAR-X add-on for Digital Elevation Measurements) is an innovative spaceborne radar interferometer mission that was launched on June 21, 2010. This paper gives an overview of scientific experiments that have been conducted during the TanDEM-
Lopez Dekker, Paco, De Zan, Francesco, Hajnsek, Irena, Rodriguez Cassola, Marc, Zink, Manfred, Moreira, Alberto, Prats, Pau, Baumgartner, Stefan, Papathanassiou, Konstantinos, Krieger, Gerhard   +9 more
core  

Advanced Digital Beamforming Concepts for High Performance Synthetic Aperture Radar (SAR) Imaging [PDF]

, 2009
This paper reviews advanced multi-channel SAR system concepts for the imaging of wide swaths with high resolution. Several novel system architectures employing both direct radiating arrays and reflector antennas fed by a digitial array are introduced ...
Patyuchenko, Anton, Huber, Sigurd, Bordoni, Federica, Moreira, Alberto, Younis, Marwan, Gebert, Nicolas, Krieger, Gerhard   +6 more
core  

A Sparse SAR Imaging Method for Low-Oversampled Staggered Mode via Compound Regularization

Remote Sensing
High-resolution wide-swath (HRWS) imaging is the research focus of the modern spaceborne synthetic-aperture radar (SAR) imaging field, with significant relevance and vast application potential.
Mingqian Liu, Jie Pan, Jinbiao Zhu, Zhengchao Chen, Bingchen Zhang, Yirong Wu   +5 more
doaj   +1 more source

Sonar and radar SAR processing for parking lot detection [PDF]

, 2011
In this paper, SAR processing algorithms for automotive applications are presented and illustrated on data from non-trivial test scenes. The chosen application is parking lot detection.
Mure-Dubois, James, Bonacci, David, Vincent, François   +2 more
core  

High-Resolution High-Squint Large-Scene Spaceborne Sliding Spotlight SAR Processing via Joint 2D Time and Frequency Domain Resampling

Remote Sensing
A frequency domain imaging algorithm, featured as joint two-dimensional (2D) time and frequency domain resampling, used for high-resolution high-squint large-scene (HHL) spaceborne sliding spotlight synthetic aperture radar (SAR) processing is proposed ...
Mingshan Ren, Heng Zhang, Weidong Yu
doaj   +1 more source

NewSpace SAR: A Game Changer for Spaceborne Synthetic Aperture Radar [PDF]

, 2021
Villano, Michelangelo, Mittermayer, Josef, Ustalli, Nertjana, Nogueira Peixoto, Maxwell, Jeon, Se-Yeon, Krieger, Gerhard, Moreira, Alberto   +6 more
openaire   +1 more source

Linearity Measurements of an Accurate Transponder for Calibrating Future Spaceborne SAR Systems [PDF]

, 2012
The requirements on new spaceborne synthetic aperture radar (SAR) missions are always pushed towards better image quality with respect to signal-to-noise ratio, radiometric accuracy, and spatial resolution.
Looser, Philipp, Döring, Björn J., Jirousek, Matthias, Schwerdt, Marco   +3 more
core