An overview of advances in signal processing techniques for classical and quantum wideband synthetic apertures

P Vouras, KV Mishra, A Artusio-Glimpse… - IEEE Journal of …, 2023‏ - ieeexplore.ieee.org
Rapid developments in synthetic aperture (SA) systems, which generate a larger aperture
with greater angular resolution than is inherently possible from the physical dimensions of a …

Methodology for measuring the frequency dependence of multipath channels across the millimeter-wave spectrum

D Guven, BF Jamroz, J Chuang… - IEEE Open Journal …, 2022‏ - ieeexplore.ieee.org
Millimeter-wave (mmWave) communications promise Gigabit/s data rates thanks to the
availability of large swaths of bandwidth between 10–100 GHz. Although cellular operators …

Instantaneous direction of arrival measurements in mobile radio channels using virtual circular array antennas

HA Nguyen, W Keusgen… - 2016 IEEE Globecom …, 2016‏ - ieeexplore.ieee.org
Two methods for the estimation of direction of arrival in mobile radio channels by means of a
virtual uniform circular array are presented and experimentally validated. The methods rely …

Wideband synthetic-aperture millimeter-wave spatial-channel reference system with traceable uncertainty framework

P Vouras, B Jamroz, A Weiss… - IEEE Open Journal …, 2023‏ - ieeexplore.ieee.org
This paper describes a wideband synthetic-aperture system and the associated Fourier
processing for generating high-resolution spatial and temporal estimates of the signal …

A Comprehensive Review of Direction of Arrival (DoA) Estimation Techniques and Algorithms

S Kulkarni, A Thakur, S Soni, A Hiwale… - Journal of Electronics …, 2025‏ - ojs.wiserpub.com
Direction of Arrival (DOA) estimation is a pivotal aspect of Array Signal Processing (ASP)
with significant implications for the performance of modern communication systems. This …

[HTML][HTML] Virtual antenna array for minimization of DOA estimation systematic error caused by scattering of incident waves on antenna carrier body

Y G. Pasternak, A V. Ashikhmin, Y A. Rembovsky… - Electronics, 2020‏ - mdpi.com
The Direction of Arrival (DOA) estimations of systematic errors are caused by diffraction
distortions of the measured spatial structure of a electromagnetic field. These distortions …

High Resolution Estimation of AoA, AoD and TdoA from MIMO Channel Sounding Measurements with Virtual Antenna Arrays: Maximum-Likelihood vs. Unitary Tensor …

S Haefner, R Thomä - International Journal of Advances in …, 2018‏ - ww.ijates.org
Estimating the parameters of a geometric propagation model from MIMO channel sounding
measurements will be considered, which requires the solution of an inverse problem. Thus …

Wideband Cyclostationary Spectrum Analysis for Smart Factory Wireless Channels

P Vouras, MK Hany, R Candell - 2023 24th International …, 2023‏ - ieeexplore.ieee.org
Smart and highly automated factories rely on time sensitive networks (TSNs) to coordinate
the actions of robots working together to complete a task. The dense layout of metallic …

Lstm based multiple beamforming for 5g haps iot networks

K **ao, C Li, J Zhao - 2019 15th International Wireless …, 2019‏ - ieeexplore.ieee.org
This article proposes a novel 5G Internet of Things (IoT) networks with High Altitude Platform
Station (HAPS) in the sky. In this proposed method, the 5G HAPS that consists of airplane …

[PDF][PDF] Methodology for Measuring the Frequency Dependence of Multipath Channels Across the Millimeter-Wave Spectrum

R LEONHARDT‏ - tsapps.nist.gov
Millimeter-wave (mmWave) communications promise Gigabit/s data rates thanks to the
availability of large swaths of bandwidth between 10–100 GHz. Although cellular operators …