Automatic optimization of input split and bias voltage in digitally controlled dual-input Doherty RF PAs

M Mengozzi, GP Gibiino, AM Angelotti, A Santarelli… - Energies, 2022 - mdpi.com
Digitally controlled Dual-Input Doherty Power Amplifiers (DIDPAs) are becoming
increasingly popular due to the flexible input signal splitting between the main and auxiliary …

Beam-dependent active array linearization by global feature-based machine learning

M Mengozzi, GP Gibiino, AM Angelotti… - IEEE Microwave and …, 2023 - ieeexplore.ieee.org
An approach based on machine learning is proposed for the global linearization of
microwave active beamforming arrays. The method allows for the low-complexity real-time …

A two-port nonlinear dynamic behavioral model of RF PAs subject to wideband load modulation

GP Gibiino, K Łukasik, P Barmuta… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
This work presents a full two-port, ie, double input-double output, behavioral modeling
approach suitable for radio frequency power amplifiers (PAs) in the presence of dynamic …

Multitone multiharmonic scattering parameters for the characterization of nonlinear networks

GP Gibiino, AM Angelotti, A Santarelli… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This work describes a generalized multitone multiharmonic scattering parameters (M2S-
parameters) measurement approach suitable for multiport nonlinear network …

Measurement-based automatic extraction of FET parasitic network by linear regression

GP Gibiino, A Santarelli, R Cignani… - IEEE Microwave and …, 2019 - ieeexplore.ieee.org
A fully automatic procedure for the empirical extraction of field-effect transistors (FETs)
parasitic network is proposed. By exploiting a grid search approach combined with linear …

Analysis of Influencing Parameters Enhancing the Plucking Efficiency of Piezoelectric Energy Harvesters

S Zelenika, P Gljušćić, A Barukčić, M Perčić - Sensors, 2023 - mdpi.com
The integration of energy harvesting systems into sensing technologies can result in novel
autonomous sensor nodes, characterized by significant simplification and mass reduction …

Design of miniaturized wearable broadband energy harvesters

P Gljušćić - 2022 - repository.riteh.uniri.hr
Energy harvesting (EH) is the process of collecting low-level ambient energy and converting
it into electrical energy to be used for powering miniaturized autonomous devices, wearable …

Uncertainty in large-signal measurements under variable load conditions

K Łukasik, J Cheron, G Avolio… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
We investigate the uncertainty of large-signal measurements of a microwave transistor due
to variation in the load conditions at the fundamental frequency. In particular, we evaluate …

M2S parameters: a Multi-Tone Multi-Harmonic Measurement Approach for the Characterization of Nonlinear Networks

GP Gibiino, AM Angelotti, A Santarelli… - 2020 IEEE …, 2020 - ieeexplore.ieee.org
A multi-tone multi-harmonic scattering (M 2 S) parameter measurement approach, suitable
for multi-port nonlinear network characterization, is proposed. The M 2 S parameters, based …

Application of Gaussian Radial Basis Functions for Fast Spatial Imaging of Ground Penetration Radar Data Obtained on an Irregular Grid

K Jasek, M Pasternak, W Miluski, J Bugaj, M Grabka - Electronics, 2021 - mdpi.com
Spatial imaging of ground penetrating radar (GPR) measurement data is a difficult
computational problem that is time consuming and requires substantial memory resources …