Results 21 to 30 of about 5,417 (240)

Multiple E-Region Radar Propagation Modes Measured by the VHF SIMONe Norway System During Active Ionospheric Conditions

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Multiple propagation modes between different bistatic radar links were measured during the operations of a very high frequency (VHF) 32.55 MHz radar system in northern Norway. The Spread Spectrum Interferometric Multistatic meteor radar Observing Network
Devin Huyghebaert   +6 more
doaj   +1 more source

Multistatic Synthetic Aperture Radar Autofocus for Back Projection Imaging of a Moving Target [PDF]

open access: goldElectronics Letters, Volume 61, Issue 1, January/December 2025.
This paper presents a new metric‐based autofocus approach, called Localised Threshold Sharpness (LTS), which employs Multistatic SAR data to localise and focus a target moving with up to six degrees of freedom motion on a real‐time, pulse‐by‐pulse basis.
Anmol Rattan, Daniel André, Mark Finnis
openalex   +2 more sources

Simulation framework for activity recognition and benchmarking in different radar geometries

open access: yesIET Radar, Sonar & Navigation, 2021
Radar micro‐Doppler signatures have been proposed for human monitoring and activity classification for surveillance and outdoor security, as well as for ambient assisted living in healthcare‐related applications.
Boyu Zhou   +6 more
doaj   +1 more source

Coherent Measurements of a Multistatic MIMO Radar Network With Phase Noise Optimized Non-Coherent Signal Synthesis

open access: yesIEEE Journal of Microwaves, 2022
For multistatic radar networks in the upper mm-wave range with a large spacing between its radar sensor nodes, a coherent signal distribution is very complex and thus very costly.
Andre Durr   +5 more
doaj   +1 more source

Multifrequency and Multistatic Inverse Synthetic Aperture Radar, with Application to FM Passive Radar

open access: yesEURASIP Journal on Advances in Signal Processing, 2010
This paper deals with the imaging of a moving target using a multifrequency and multistatic radar consisting in one receiver and several narrowband transmitters.
Guillaume Ginolhac   +3 more
doaj   +2 more sources

Classification of unarmed/armed personnel using the NetRAD multistatic radar for micro-Doppler and singular value decomposition features [PDF]

open access: yes, 2015
In this letter, we present the use of experimental human micro-Doppler signature data gathered by a multistatic radar system to discriminate between unarmed and potentially armed personnel walking along different trajectories.
Fioranelli, Francesco   +2 more
core   +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

Personnel recognition and gait classification based on multistatic micro-doppler signatures using deep convolutional neural networks [PDF]

open access: yes, 2018
In this letter, we propose two methods for personnel recognition and gait classification using deep convolutional neural networks (DCNNs) based on multistatic radar micro-Doppler signatures.
Chen, Zhaoxi   +3 more
core   +1 more source

Time Reversal Detection in Multistatic Radar System

open access: yesIEEE Access, 2020
A multistatic radar system can effectively improve the detection performance owing to its spatial diversity property. However, the detection performance will degrade when there exist multipaths.
Zhaoming Zhang   +2 more
doaj   +1 more source

Satellite Manoeuvre Detection with Multistatic Radar

open access: yesThe Journal of the Astronautical Sciences, 2023
AbstractTraditional radar sensors used for surveillance rely on monostatic radar principles. However, recently the use of remote radio frequency telescopes as bistatic receivers represents an interesting way to reuse existing facilities while providing additional information to improve tracking accuracy.
Simão da Graça Marto   +4 more
openaire   +3 more sources

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