Results 101 to 110 of about 1,729,562 (203)
OVERVIEW OF THIRD GENERATION SPACEBORNE X-BAND SYNTHETIC APERTURE RADAR (SAR)
The deployment of advanced spaceborne Synthetic Aperture Radar (SAR)systems plays a crucial role in modern Intelligence, Surveillance, and Reconnaissance (ISR) operations, supporting military decision-making across strategic, operational, and tactical levels.
openaire +1 more source
Sonar and radar SAR processing for parking lot detection [PDF]
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 +2 more
core
Spaceborne synthetic aperture radar (SAR) has been proven capable of observing the directional ocean wave spectrum across the global ocean. Most of the efforts focus on the integrated wave parameters to characterize the imaged ocean wave properties.
Kehan Li, Huimin Li
doaj +1 more source
Maritime targets classification based on CNN using Gaofen-3 SAR images
The classification and detection of maritime targets are widely used in shipping navigation and military fields. With the development of spaceborne synthetic aperture radar (SAR) technology, more and more very high-resolution SAR images can be acquired ...
Mengyuan Ma +3 more
doaj +1 more source
Moving Target Signals in High Resolution Wide Swath SAR [PDF]
In this paper the impact of two high resolution wide swath synthetic aperture radar imaging techniques, extraction of signals from azimuth subsampled spectra and subpulse azimuth beamsteering on transmit, on ground moving target signals is analyzed ...
Krieger, Gerhard, Gabele, Martina
core
Multi-Channel ScanSAR for High-Resolution Ultra-Wide-Swath Imaging [PDF]
Multi-channel radar systems enable to overcome 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 ...
Moreira, Alberto +2 more
core
Very High Resolution Synthetic Aperture Radar Systems and Imaging: A Review
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
Wavelet-Based Compressed Sensing for Polarimetric SAR Tomography [PDF]
Tomographic synthetic aperture radar (SAR) imaging has been recently formulated in a wavelet-based compressed sensing (CS) framework. This paper reviews the underlying sparsity-driven algorithms for single-channel as well as polarimetric tomography, and ...
Nannini, Matteo +2 more
core
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 +2 more
doaj +1 more source
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 +9 more
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