Radar spectrum engineering and management: Technical and regulatory issues

H Griffiths, L Cohen, S Watts, E Mokole… - Proceedings of the …, 2014 - ieeexplore.ieee.org
The radio-frequency (RF) electromagnetic spectrum, extending from below 1 MHz to above
100 GHz, represents a precious resource. It is used for a wide range of purposes, including …

Simple transmit diversity technique for phased array radar

G Babur, P Aubry, FL Chevalier - IET Radar, Sonar & …, 2016 - Wiley Online Library
This study presents a simple yet ingenious transmit diversity technique (so‐called hybrid
codes) for phased array radar. Its main property is the capability of digital beamforming on …

A machine learning approach to cognitive radar detection

J Metcalf, SD Blunt, B Himed - 2015 IEEE Radar Conference …, 2015 - ieeexplore.ieee.org
We consider the requirements of cognitive radar detection in the presence of non-Gaussian
clutter. A pair of machine learning approaches based on non-linear transformations of order …

Freeform imaging system with resolution that varies with the field angle in two dimensions

W Wu, B Zhang, J Zhu - Optics Express, 2021 - opg.optica.org
The human eye's resolution varies with the field angle and has high center resolution and
low edge resolution characteristics. In this paper, a freeform imaging system is presented …

Optimization of low sidelobes radar waveforms: Circulating codes

K Roussel, G Babur… - 2014 International Radar …, 2014 - ieeexplore.ieee.org
This paper presents two techniques as well as their combination for optimization of the low
side-lobes space-time waveforms: circulating LFM signals. Matched filtering is implemented …

Physical emission of spatially‐modulated radar

SD Blunt, P Mccormick, T Higgins… - IET Radar, Sonar & …, 2014 - Wiley Online Library
Leveraging the recent development of a physical implementation of arbitrary polyphase
codes as spectrally well‐contained waveforms, the notion of spatial modulation is developed …

Adaptive receive processing of spatially modulated physical radar emissions

PM McCormick, T Higgins, SD Blunt… - IEEE Journal of …, 2015 - ieeexplore.ieee.org
Inspired by the fixational movements of the human eye, fast-time spatial modulation was
recently demonstrated as a particular physically realizable form of a multiple-input multiple …

Fixational eye movement radar: random spatial modulation

G Zook, P McCormick, SD Blunt - 2018 IEEE Radar Conference …, 2018 - ieeexplore.ieee.org
It was recently shown that it is possible to mimic the passive actuation of the human eye,
otherwise known as fixational eye movement (FEM), using an active MIMO FM radar …

Fast-time 2-D spatial modulation of physical radar emissions

P McCormick, SD Blunt - 2015 16th International Radar …, 2015 - ieeexplore.ieee.org
It was recently shown that polyphase-coded frequency modulation (PCFM) waveforms can
be expanded to incorporate a spatial modulation coding across a linear antenna array that …

Radar research at the University of Kansas

SD Blunt, C Allen, E Arnold, R Hale… - Radar Sensor …, 2017 - spiedigitallibrary.org
Radar research has been synonymous with the University of Kansas (KU) for over half a
century. As part of this special session organized to highlight significant radar programs in …