Orthogonal coded active illumination for millimeter wave, massive-MIMO computational imaging with metasurface antennas

A Pedross-Engel, D Arnitz, JN Gollub… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Emerging metasurface antenna technology enables flexible and low cost massive multiple-
input multiple-output (MIMO) millimeter-wave (mmW) imaging for applications such as …

Frequency–polarization sensitive metasurface antenna for coincidence imaging

M Zhao, S Zhu, H Huang, D Hu, X Chen… - IEEE Antennas and …, 2021 - ieeexplore.ieee.org
A frequency-polarization sensitive metasurface antenna (FPSMA) that can generate low-
correlated measurement modes both at different working frequencies and under different …

3-D-Printed -Band Compressive Horn Antenna for High-Sensing-Capacity Imaging Applications

A Molaei, A Bisulco, L Tirado, A Zhu… - IEEE Antennas and …, 2018 - ieeexplore.ieee.org
Spectral coding is of special interest in high-sensing-capacity imaging applications. This
letter presents the design, fabrication, and experimental validation of a lightweight and …

Microwave computational imaging in frequency domain with reprogrammable metasurface

Z Luo, Y Cheng, K Cao, Y Qin… - Journal of Electronic …, 2018 - spiedigitallibrary.org
Recently, microwave computational imaging systems have had various applications ranging
from security screening to biomedical diagnosis. However, existing methods are sensitive to …

FMCW Inverse Circular Synthetic Aperture Radar Using a Fast Time-Domain Reconstruction

AV Muppala, JA Fessler… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article proposes a millimeter-wave inverse circular synthetic aperture radar system and
a fast time-domain wavefront reconstruction (TDWR) algorithm for near real-time, low-cost …

A Two-Sided, Reflection-Based K-Band 3-D Millimeter-Wave Imaging System With Image Beat Pattern Mitigation

A Pedross-Engel, CM Watts… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Active millimeter-wave (mmWave) imaging illuminates a scene with a source of mmWave
energy and forms images based on the reflected energy. When imaging objects (such as …

Through-wall k-band and v-band synthetic aperture radar imaging of building structures and utility infrastructure

CM Watts, A Pedross-Engel… - Passive and Active …, 2019 - spiedigitallibrary.org
We demonstrate active millimeter wave (mmWave) 3D synthetic aperture radar (SAR)
imaging through common building and construction materials. Human-safe mmWaves …

High-throughput 3-D millimeter-wave imaging of packaged goods

A Pedross-Engel, CM Watts… - 2020 IEEE Radar …, 2020 - ieeexplore.ieee.org
This work presents a first of its kind high-throughput 3-D millimeter-wave imaging system for
packaged goods in commerce. We use millimeter waves to image through non-metallic …

3D printed compressive horn antenna for high-sensing-capacity millimeter-wave imaging

A Molaei, J Heredia-Juesas, L Tirado… - … on Antennas and …, 2018 - ieeexplore.ieee.org
This paper presents a new millimeter-wave sensing system used for near-field imaging
applications. The presented system is composed of a parabolic reflector which is fed by an …

Experimental results of a compressive reflector antenna producing spatial coding

A Molaei, K Graham, L Tirado… - … on Antennas and …, 2018 - ieeexplore.ieee.org
This paper presents the design and fabrication of a Compressive Reflector Antenna (CRA)
for high-sensing-capacity millimeter-wave imaging applications. The CRA is fabricated using …