Results 161 to 170 of about 5,260 (224)

Research Progress of Inverse Synthetic Aperture Radar (ISAR) Imaging of Moving Target via Quadratic Frequency Modulation (QFM) Signal Model

open access: closed, 2019
ISAR imaging of dynamic target is very significant in real applications. Plenty of available outcomes have been acquired by the scholars in the near years. Considering the accuracy and the computational complexity, the radar echo can be described as multicomponent QFM signal after envelope alignment with initial phase calibration.
Aijun Liu, Qingxiang Zhang, Yong Wang
openaire   +3 more sources

<title>Effect Of Data Reduction On Target Classification From Inverse Synthetic Aperture Radar (ISAR) Images</title>

open access: closedSPIE Proceedings, 1981
This paper is a preliminary report on investigations into the effects of data reduction on ISAR image quality and classifier performance. The case considered here is the effect of decimating the ISAR radar returns. Decimation of the type described induces image aliasing because of the signal processing involved in ISAR image formation.
Allen L. Gorin
openaire   +3 more sources

Space-based sub-terahertz Inverse Synthetic Aperture Radar (ISAR) image formation and orbital assessment for monitoring of geostationary assets

open access: closed
The Pervasive Sensing group at the University of Birmingham is exploring in-orbit conditional monitoring of satellites using inverse synthetic aperture radar (ISAR) as a technique for dedicated observation of high-value space-based assets. In this work, the feasibility of geostationary orbit (GEO) observation by optimising monitoring satellite orbital ...
Gruffudd Jones   +4 more
openaire   +2 more sources

Sub-Terahertz Inverse Synthetic Aperture Radar (ISAR) for monitoring of high-value space assets&#160;

open access: closed
With the rise of commercial constellation implementation in low earth orbit (LEO), the near-Earth space environment is becoming increasingly challenging to monitor and protect. As well as carefully considered policy frameworks, new observational techniques and instrumentation are needed to ensure that safe operations can be maintained by all space ...
Leah-Nani Alconcel   +4 more
openaire   +2 more sources

Review of Inverse Synthetic Aperture Radar (ISAR), Polarimetric ISAR Imaging and Interpretation

open access: closed2023 20th International Bhurban Conference on Applied Sciences and Technology (IBCAST), 2023
Caner Ă–zdemir
openaire   +2 more sources

Nearfield Multiple-Input Multiple-Output Inverse Synthetic Aperture Radar for High-Resolution Imaging of Large Objects

European Radar Conference, 2023
The inverse synthetic aperture radar (ISAR) principle is utilized in combination with a multiple-input multiple-output (MIMO) radar imaging system in order to generate high-resolution images of large objects.
Marius Brinkmann   +2 more
semanticscholar   +1 more source

Inverse Synthetic Aperture Radar Imaging and Its Basic Concepts

Algorithms, 2022
Inverse Synthetic Aperture Radar Imaging of the Ex-USS Hull Using Spectral Estimation TechniquesInverse Synthetic Aperture Radar Imaging With MATLAB AlgorithmsSynthetic Aperture Radar Signal Processing with MATLAB AlgorithmsUnderstanding Synthetic ...

semanticscholar   +1 more source

Sparse Inverse Synthetic Aperture Radar Imaging Using Structured Low-Rank Method

IEEE Transactions on Geoscience and Remote Sensing, 2021
There has been an increasing interest in addressing the issue of high-resolution inverse synthetic aperture radar (ISAR) imaging from sparse sampling data. Traditional compressed sensing (CS) and matrix completion (MC) methods are based on sparse and low-
Gang Xu   +5 more
semanticscholar   +1 more source

Non-Line-of-Sight Imaging of Hidden Moving Target using Millimeter-wave Inverse Synthetic Aperture Radar

IEEE International Geoscience and Remote Sensing Symposium, 2022
High-resolution imaging of the corner-hidden moving target makes tremendous sense in the fields of urban sensing and autonomous driving. In this paper, a joint No-line-of-sight (NLOS) model and inverse synthetic aperture radar (ISAR) imaging method are ...
Yanbo Wen   +5 more
semanticscholar   +1 more source

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