The generalized intersection approach for electromagnetic array antenna beam-shaping synthesis: a review

DR Prado - IEEE Access, 2022 - ieeexplore.ieee.org
This work presents a review of the generalized intersection approach (GIA) for
electromagnetic array antenna beam-shaping synthesis. After briefly describing the …

Smart antenna array patterns synthesis: Null steering and multi-user beamforming by phase control

M Mouhamadou, P Vaudon, M Rammal - Progress In Electromagnetics …, 2006 - jpier.org
In this article, an efficient method for the pattern synthesis of the linear antenna arrays with
the prescribed null and multi-lobe Beamforming is presented. Multi-lobe pattern and …

Phase-only control of peak sidelobe level and pattern nulls using iterative phase perturbations

Y Aslan, J Puskely, A Roederer… - IEEE Antennas and …, 2019 - ieeexplore.ieee.org
Minimization of the maximum sidelobe level for a given array geometry, amplitude
distribution, and nulling sectors by phase-only adjustment of the element coefficients is …

General framework for the efficient optimization of reflectarray antennas for contoured beam space applications

DR Prado, JAL Fernández, M Arrebola, MR Pino… - IEEE …, 2018 - ieeexplore.ieee.org
This paper describes a general framework for the optimization of very large reflectarrays for
space applications. It employs the generalized intersection approach as optimizing …

Near field multifocusing on antenna arrays via non‐convex optimisation

J Álvarez, RG Ayestarán, G León… - IET Microwaves …, 2014 - Wiley Online Library
An optimisation framework for near field multifocusing on antenna arrays is proposed. Its aim
is to obtain the feeding weights that must be applied to the elements of the array so that the …

Acceleration of gradient-based algorithms for array antenna synthesis with far-field or near-field constraints

DR Prado, ÁF Vaquero, M Arrebola… - … on Antennas and …, 2018 - ieeexplore.ieee.org
This paper presents a technique for the acceleration of gradient-based algorithms that
employ finite differences in the calculation of the gradient for the optimization of array …

Interference supression of the linear antenna arrays controlled by phase with use of SQP algorithm

M Mouhamadou, P Armand, P Vaudon… - Progress In …, 2006 - jpier.org
The performance of mobile cellular radio networks is limited by the level of cochannel
interference that can be tolerated. The use of antennas arrays is very helpful in enhancing …

Interference suppression by element position control of phased arrays using LM algorithm

DI Abu-Al-Nadi, TH Ismail, MJ Mismar - AEU-International Journal of …, 2006 - Elsevier
A new numerical technique is proposed for array pattern synthesis to suppress multiple
interference signals using the position perturbations of linear antenna elements. The …

Focusing of the electromagnetic field in several given areas of space

DA Iuzvik, MA Stepanov - Progress In Electromagnetics Research M, 2022 - jpier.org
The article describes the problem of spatial separation of devices operating in the same
frequency range. The possibility of focusing electromagnetic fields in several specified …

General near field synthesis of reflectarray antennas for their use as probes in CATR

DR Prado, AF Vaquero, M Arrebola, MR Pino… - Progress In …, 2017 - jpier.org
In this work, reflectarray antennas are proposed for their use as probes in compact antenna
test ranges. For that purpose, the quiet zone generated by a single o set reflectarray is …