Results 121 to 130 of about 124,434 (276)

Scattering Center Extraction and Recognition Based on ESPRIT Algorithm [PDF]

open access: yes, 2022
Inverse Synthetic Aperture Radar (ISAR) generates high quality radar images even in low visibility. And it provides important physical features for space target recognition and location.
Wang, Yaru
core  

Advanced studies of electromagnetic scattering [PDF]

open access: yes
In radar signature applications it is often desirable to generate the range profiles and inverse synthetic aperture radar (ISAR) images of a target. They can be used either as identification tools to distinguish and classify the target from a collection ...
Ling, Hao
core   +1 more source

A sparsity-driven approach for joint SAR imaging and phase error correction [PDF]

open access: yes, 2012
Image formation algorithms in a variety of applications have explicit or implicit dependence on a mathematical model of the observation process. Inaccuracies in the observation model may cause various degradations and artifacts in the reconstructed ...
Çetin, Müjdat, Önhon, Özben Naime
core   +1 more source

Inverse Synthetic Aperture Radar Imaging of Targets with Complex Motion based on Optimized Non-Uniform Rotation Transform

open access: yesRemote Sensing, 2018
Focusing on the inverse synthetic aperture radar (ISAR) imaging of targets with complex motion, this paper proposes a modified version of the Fourier transform, called non-uniform rotation transform, to achieve cross-range compression.
Wenzhen Wu   +4 more
semanticscholar   +1 more source

Nearfield RCS Measurements of Full Scale Targets Using ISAR [PDF]

open access: yes, 2014
Nearfield Radar Cross Section (RCS) measurements and Inverse Synthetic Aperture Radar (ISAR) processing are used in this study to obtain geometrically correct images and farfield RCS.
Larsson, Christer
core  

A Novel Wide Area Multiple Azimuth Beam ISAR Imaging System

open access: yesIEEE Access, 2019
A novel multiple azimuth beams (MAB) inverse synthetic aperture radar (ISAR) system, as well as, the corresponding processing algorithms are proposed in this paper, which is a promising technology for wide area surveillance (WAS).
Taoli Yang   +3 more
doaj   +1 more source

Inverse synthetic aperture radar imaging using a coherent ultrawideband random noise radar system [PDF]

open access: yes, 2001
The University of Nebraska-Lincoln has developed an ultrawideband random noise radar operating over the 1- to 2-GHz frequency range. The system uses the technique of heterodyne correlation, and is thus phase coherent.
Bell, Daryl C., Narayanan, Ram M.
core   +1 more source

Random Stepped Frequency ISAR 2D Joint Imaging and Autofocusing by Using 2D-AFCIFSBL

open access: yesRemote Sensing
With the increasingly complex electromagnetic environment faced by radar, random stepped frequency (RSF) has garnered widespread attention owing to its remarkable Electronic Counter-Countermeasure (ECCM) characteristic, and it has been universally ...
Yiding Wang   +3 more
doaj   +1 more source

Three-dimensional ISAR imaging: a review

open access: yesThe Journal of Engineering, 2019
Three-dimensional (3D) inverse synthetic aperture radar (ISAR) imaging has been proven feasible by combining traditional ISAR imaging and interferometry.
Marco Martorella   +3 more
doaj   +1 more source

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