Consumer-grade drone radar cross-section and micro-Doppler phenomenology

A Herschfelt, CR Birtcher, RM Gutierrez… - 2017 IEEE Radar …, 2017 - ieeexplore.ieee.org
Detection and classification of unmanned aerial vehicles (UAVs) or unmanned aerial
systems (UASs) requires an understanding of their characteristics in various regimes. Two …

Noise reduction method based on principal component analysis with beta process for micro-Doppler radar signatures

L Du, B Wang, P Wang, Y Ma… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
In radar remote-sensing area, the radar returns from a target are usually under relatively low
signal-noise ratio (SNR) due to the large distance between radar and target, which will bring …

Micro-Doppler signatures of subwavelength nonrigid bodies in motion

V Kozlov, D Vovchuk, S Kosulnikov, D Filonov… - Physical Review B, 2021 - APS
Motion signatures of nonstationary electromagnetic bodies are imprinted in their scattering
spectrum. While the Doppler frequency shift holds information about the velocity of its center …

Helicopter-mounted hf direction-finding antenna with rotor-blade modulation using the characteristic mode theory

K Ren - IEEE Antennas and Wireless Propagation Letters, 2023 - ieeexplore.ieee.org
A single helicopter-based high frequency (HF) antenna is proposed for direction finding (DF)
using rotor-blade modulation. Without integrating additional antenna structures, a landing …

Measurement, characterization, and modeling of the helicopter satellite communication radio channel

EL Cid, MG Sánchez, AV Alejos… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
The satellite-to-helicopter radio channel is measured, characterized, analyzed, and
modelled. We used a sweep time delay cross correlation sounder operating at 14.25 GHz …

Development of a hp-like discontinuous Galerkin time-domain method on non-conforming simplicial meshes for electromagnetic wave propagation

H Fahs - International Journal of Numerical Analysis and …, 2009 - hal.science
This work is concerned with the design of a hp-like discontinuous Galerkin (DG) method for
solving the two-dimensional time-domain Maxwell equations on non-conforming locally …

Effects of non-uniform motion in through-the-wall SAR imaging

X Liu, H Leung… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) provides high resolution images that are well suited for
through-the-wall target detection and recognition. As targets behind-the-wall undergo non …

Micro-Doppler frequency comb generation by rotating wire scatterers

V Kozlov, D Filonov, Y Yankelevich… - Journal of Quantitative …, 2017 - Elsevier
Electromagnetic scattering in accelerating reference frames inspires a variety of
phenomena, requiring employment of general relativity for their description. While the 'quasi …

Asymmetric micro-Doppler frequency comb generation via magnetoelectric coupling

D Filonov, BZ Steinberg, P Ginzburg - Physical Review B, 2017 - APS
Electromagnetic scattering from moving bodies, being an inherently time-dependent
phenomenon, gives rise to a generation of new frequencies, which can be used to …

An analytical approach to rotor blade modulation

R Daşbaşı, B Polat - Wave Motion, 2021 - Elsevier
Scattering of electromagnetic plane waves normally incident on a flat perfect electric
conductor strip in arbitrary rotational motion in its own plane is investigated in the context of …