Results 31 to 40 of about 30,948 (265)

Analysis of a Bistatic Ground-Based Synthetic Aperture Radar System and Indoor Experiments

open access: yesRemote Sensing, 2020
Recent advancement of satellite synthetic aperture radar (SAR) techniques require more sophisticated system configurations such as the use of bistatic antennas or multi-frequencies.
Hoonyol Lee, Jihyun Moon
doaj   +1 more source

Enhancing the SEM Signature via the Optimum Onset With a Bistatic and Cross-Polarization Radar Configuration

open access: yesIEEE Access, 2020
This paper assesses the feasibility of finding a time bin of optimum onset to improve the robustness of the resonance modes of a midsized aircraft target in the context of radar target identification subject to bistatic and polarization diversities.
Faisal F. H. Aldhubaib
doaj   +1 more source

A Novel Azimuth Doppler Signal Reconstruction Approach for the GEO-LEO Bi-Static Multi-Channel HRWS SAR System

open access: yesIEEE Access, 2019
For the geosynchronous-low earth orbit (GEO-LEO) bi-static multi-channel high-resolution and wide-swath synthetic aperture radar (HRWS SAR) system, a novel azimuth Doppler signal reconstruction algorithm is developed based on an equivalent baseline ...
Shuang-Xi Zhang   +4 more
doaj   +1 more source

Ship Monitoring With Bistatic Compact HFSWR of Small Aperture

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
High-frequency surface wave radar (HFSWR) can detect and continuously track ship targets in real time and beyond the horizon. Compared with transmit/receive (T/R) monostatic HFSWR, the T-R bistatic HFSWR has the advantages of flexibility ...
Yonggang Ji   +6 more
doaj   +1 more source

Measurements and analysis of multistatic and multimodal micro-Doppler signatures for automatic target classification [PDF]

open access: yes, 2014
The purpose of this paper is to present an experimental trial carried out at the Defence Academy of the United Kingdom to measure simultaneous multistatic and multimodal micro-Doppler signatures of various targets, including humans and flying UAVs ...
Balleri, Alessio   +2 more
core   +1 more source

Analysis and Simulation on Imaging Performance of Backward and Forward Bistatic Synthetic Aperture Radar

open access: yesRemote Sensing, 2018
In recent years, bistatic synthetic aperture radar (SAR) technique has attracted considerable and increasing attention. Compared to monostatic SAR for which only the backscattering is measured, bistatic SAR expands the scattering measurements in aspects ...
Tingting Li, Kun-Shan Chen, Ming Jin
doaj   +1 more source

Research on Configuration Constraints of Airborne Bistatic SARs

open access: yesSensors, 2022
Based on the analysis of the airborne bistatic synthetic aperture radar (SAR) imaging geometric mode, an extended nonlinear chirp scaling algorithm is employed to simulate and verify the imaging effect of the bistatic SARs.
Yidi Chen   +5 more
doaj   +1 more source

Region-enhanced passive radar imaging [PDF]

open access: yes, 2005
The authors adapt and apply a recently-developed region-enhanced synthetic aperture radar (SAR) image reconstruction technique to the problem of passive radar imaging.
Cetin, Mujdat   +2 more
core   +1 more source

Estimation of Bistatic Radar Detection Performance Under Discrete Clutter Conditions Using Stochastic Geometry

open access: yesInternational Radar Conference, 2022
We propose a metric called the bistatic radar detection coverage probability to evaluate the detection performance of a bistatic radar under discrete clutter conditions.
S. S. Ram, Gourab Ghatak
semanticscholar   +1 more source

Application of edge-based finite elements and vector ABCs in 3D scattering [PDF]

open access: yes, 1992
A finite element absorbing boundary condition (FE-ABC) solution of the scattering by arbitrary 3-D structures is considered. The computational domain is discretized using edge-based tetrahedral elements.
Chatterjee, A.   +2 more
core   +2 more sources

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