Detection of failures in antenna arrays through a Lebesgue-space approach

V Schenone, A Fedeli, C Estatico… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
In this paper, a novel antenna array diagnostic approach is presented. The failures in
antenna arrays are detected by means of a non-Hilbertian Lebesgue-space technique to …

Linear and planar array pattern nulling via compressed sensing

JR Mohammed, RH Thaher, AJ Abdulqader - Journal of Telecommunications …, 2021 - jtit.pl
An optimization method based on compressed sensing is proposed for uniformly excited
linear or planar antenna arrays to perturb excitation of the minimum number of array …

[PDF][PDF] A T-shaped polyomino subarray design method for controlling sidelobe level

AJ Abdulqader, JR Mohammed… - Progress in …, 2022 - researchgate.net
Partitioning large planar antenna arrays into smaller subarrays reduces the system costs
and gives many other advantages. In this article, symmetrical T-shaped tetromino subarrays …

High Performance S-Band GaN T/R Module Using Hybrid Microwave Integrated Circuit

V Kumar, KS Beenamole, RK Gangwar - IEEE Access, 2024 - ieeexplore.ieee.org
This article presents a comprehensive design framework and realization approach for a
state-of-the-art, compact, ultra-lightweight, highly efficient, cost-effective S-band gallium …

Radiation Pattern Synthesis Using Constraint Convex Optimization Algorithm for Conformal Antenna Array

TA Khan, MI Khattak, A Basit, SA AlQahtani… - Applied Sciences, 2023 - mdpi.com
In this paper, a model based on constraint convex optimization is proposed for the radiation
pattern synthesis in cylindrical and spherical microstrip conformal array antennas. The …

Minimizing grating lobes in large arrays using clustered amplitude tapers

JR Mohammed - Progress in Electromagnetics Research C, 2022 - jpier.org
One of the common ways to design large arrays is by designing a small subarray known as
cluster and using it as a repeating element throughout a large array. In this paper, the …

[PDF][PDF] Low complexity irregular clusters tiling through quarter region rotational symmetry

AJ Abdulqader - Progress In Electromagnetics Research C, 2023 - researchgate.net
Low Complexity Irregular Clusters Tiling Through Quarter Region Rotational Symmetry Page 1
Progress In Electromagnetics Research C, Vol. 137, 81–92, 2023 Low Complexity Irregular …

[PDF][PDF] Two-Dimensional Array Coverage Pattern Recalculating under Faulty Elements

AJ Abdulqader - Progress in Electromagnetics Research C, 2024 - researchgate.net
Faulty elements (FEs) in a two-dimensional array (TDA) directly impact the performance and
configuration of the coverage pattern due to the long operation of the antenna system …

[PDF][PDF] Array Pattern Synthesis Using a New Adaptive Trapezoid Window Function for Sidelobe Suppression and Nulls Control

JR Mohammed - Progress in Electromagnetics Research M, 2024 - jpier.org
Conventional sidelobe reduction methods such as analytical or parametric approaches and
complex numerical optimization approaches were accomplished via specific tapering …

[PDF][PDF] An Optimization of Subarrayed Planar Array Pattern via Fractal Structure Thinning

AJ Abdulqader - methods, 2024 - jpier.org
Dividing large planar arrays into several subarrays and then turning off some of them
reduces the complexity (cost) of the system significantly. In this paper, two optimization …