Knowledge-guided active-base-element modeling in machine-learning-assisted antenna-array design

Q Wu, W Chen, C Yu, H Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Machine-learning (ML)-assisted antenna-array design methods suffer from a heavy
computational burden. In this article, a knowledge-guided active-base-element-modeling …

Pattern synthesis of unequally spaced linear arrays including mutual coupling using iterative FFT via virtual active element pattern expansion

Y Liu, X Huang, K Da Xu, Z Song… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A virtual active element pattern (AEP) expansion method is presented in which each AEP in
an unequally spaced array is considered to be the pattern radiated by a subarray of some …

Machine learning-assisted array synthesis using active base element modeling

Q Wu, W Chen, C Yu, H Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Array synthesis under practical constraints is a vital design task. Traditional array synthesis
methods usually deal with isolated antenna elements without considering mutual coupling …

Extending spectral factorization to array pattern synthesis including sparseness, mutual coupling, and mounting-platform effects

AF Morabito, A Di Carlo, L Di Donato… - … on Antennas and …, 2019 - ieeexplore.ieee.org
With reference to the mask-constrained power synthesis of shaped beams, we extend the
spectral factorization method to both uniformly and nonuniformly spaced linear arrays …

Applicability extension and calculation acceleration of pattern-multiplication principle in far-field analysis of conformal arrays

L Zhao, YF Cheng, C Liao, F Peng… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Due to the beam-pointing and polarization diversities of carrier-mounted elements, it is
widely recognized that the principle of pattern multiplication is not applicable to conformal …

Efficient synthesis of linearly polarized shaped patterns using iterative FFT via vectorial least-square active element pattern expansion

J Bai, Y Liu, Y Ren, Z Nie, YJ Guo - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A novel method is presented to efficiently synthesize linearly polarized shaped patterns for
antenna arrays mounted on complex platforms surrounded with many scatters. The vectorial …

Application of KNN for linear array pattern prediction based on the active element pattern method

X Yang, Y Chen, Y Zhao, J Pan, J Guo… - IEEE Antennas and …, 2023 - ieeexplore.ieee.org
In this letter, a machine learning-based algorithm, K-nearest neighbor, is employed to
predict the actual patterns of the linear arrays with arbitrary positions and varied element …

Development a new array factor synthesizing technique by pattern integration and least square method

MGH Alijani, MH Neshati - IEEE Transactions on Antennas and …, 2018 - ieeexplore.ieee.org
In this paper, a new method is developed to synthesis radiation pattern of an antenna array,
which can be applied to a class of nonuniform, equally spaced linear array (ESLA) …

Efficient and accurate frequency-invariant beam pattern synthesis utilizing iterative spatiotemporal Fourier transform

Y Liu, L Chen, C Zhu, YL Ban… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
An iterative spatiotemporal Fourier transform (STFT) method is presented to efficiently
design finite-impulse-response (FIR) filter coefficients for generating a desired frequency …

ANN-assisted iterative algorithms for pattern synthesis of conformal arrays

HL Sun, YF Cheng, C Liao, G Bai… - IEEE Antennas and …, 2024 - ieeexplore.ieee.org
This letter proposes an efficient iterative method assisted by an artificial neural network
(ANN) for pattern synthesis of arbitrary conformal arrays. Relying on a fast and accurate far …