Results 121 to 130 of about 151,553 (228)

Ground-Based RFI Source Localization via Single-Channel SAR Using Pulse Range Difference of Arrival

open access: yesRemote Sensing
Radio Frequency Interference (RFI) significantly degrades the quality of spaceborne Synthetic Aperture Radar (SAR) images, and RFI source localization is a crucial component of SAR interference mitigation.
Jiaxin Wan   +7 more
doaj   +1 more source

Space-borne Ka-Band Across-Track SAR Interferometer [PDF]

open access: yes, 2012
The results of an ESA study concerning a future Ka-band SAR mission and instrument concept are reported. One aim of the study has been to explore the feasibility of a future single-platform, across-track interferometric SAR instrument with HRTI-3 ...
Dagazo-Eusebio, Elena   +5 more
core  

Ultra Wide Swath Imaging With Multi-Channel SAR Systems [PDF]

open access: yes, 2008
Multi-channel radar systems allow for overcoming the inherent limitation of conventional synthetic aperture radar (SAR). An example is the combination of digital beamforming on receive in elevation with multi-aperture SAR signal reconstruction in azimuth
Bordoni, Federica   +4 more
core  

Very High Resolution Synthetic Aperture Radar Systems and Imaging: A Review

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Given its capacity to generate 2-D fine images of observation areas, very high resolution (VHR) synthetic aperture radar (SAR) has become increasingly popular in myriad fields, including remote sensing, geoscience, and surveillance.
Xing Chen   +5 more
doaj   +1 more source

Digital Beamforming on Receive: Techniques and Optimization Strategies for High-Resolution Wide-Swath SAR Imaging [PDF]

open access: yes, 2009
Synthetic Aperture Radar (SAR) is a well-proven imaging technique for remote sensing of the earth. However, conventional SAR systems are not capable to fulfill the increasing demands for im-proved spatial resolution and wider swath coverage.
Alberto Moreira   +5 more
core  

A Direct Comparison of SAR Processing as Non-Orthogonal Transform to both Fourier and Wavelet Transform [PDF]

open access: yes, 2007
The term 'SAR processing' is commonly used to denote the process of producing fully focused SAR images from SAR raw data. Beside its main task of applying a two-dimensional range-dependent convolution it simultaneously performs many other incorporated ...
Chandra, Madhu   +2 more
core  

Block Adjustment without GCPs for Chinese Spaceborne SAR GF-3 Imagery. [PDF]

open access: yesSensors (Basel), 2018
Zhang G   +9 more
europepmc   +1 more source

Extrapolation of Airborne Polarimetric and Interferometric SAR Data for Validation of Bio-Geo-Retrieval Algorithms for Future Spaceborne SAR Missions [PDF]

open access: yes, 2009
Spaceborne SAR system concepts and mission design is often based on algorithms developed and the experience gathered from airborne SAR experiments and associated dedicated campaigns. However, airborne SAR systems have better performance parameters than
Floury, Nicolas   +3 more
core  

Sliding Spotlight Mode Imaging with GF-3 Spaceborne SAR Sensor. [PDF]

open access: yesSensors (Basel), 2017
Zhang Q, Xiao F, Ding Z, Ke M, Zeng T.
europepmc   +1 more source

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