ROBERTO QUAGLIA

Lecturer

Cardiff University

United Kingdom

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Roberto Quaglia is a Lecturer at Cardiff University in the United Kingdom. His research focuses on advanced modeling and characterization techniques in microwave and millimeter-wave systems, including the development of artificial neural network models for non-linear transistors. His recent publications address topics such as load-pull systems, amplifier design, and innovative extraction methods based on machine learning techniques.

Articles (19)

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2025

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2021

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2021

Collaborators (4)

Rocco Giofrè

Associate Professor

University of Rome Tor Vergata

ITALY

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Pere L. Gilabert

Associate Professor

Universitat Politècnica de Catalunya

SPAIN

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Paul J. Tasker

Cardiff University

UNITED KINGDOM

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Vittorio Camarchia

Associate Professor

Politecnico di Torino

ITALY

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ROBERTO QUAGLIA

Research Interests

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About

Articles (19)

Automated Cardiff Model Complexity Identification and Parameters Extraction From Measured Tailored A-Pull Data

Calibration Error Reduction in Millimeter-Wave Load-Pull Systems Measuring Highly Reflective Loads

Artificial Neural Network Nonlinear Transistor Behavioral Models: Structure and Parameter Determination Process Based on the Cardiff Model

Design and Extensive NPR Characterization of a Highly Linear SatCom GaN MMIC Doherty PA

Orthogonal Load-Modulated Balanced Amplifier for Back-Off Efficiency Enhancement and Agile Frequency Configuration

High-Gain and High-Linearity MMIC GaN Doherty Power Amplifier With 3-GHz Bandwidth for Ka-Band Satellite Communications

A Differential Combiner for Quasi-Complete Cancellation of Output Capacitance in mm-Wave Power Amplifiers With High-Q Devices

An Extraction Method Based on Artificial Neural Network Techniques for Novel Cardiff Model With Reasonable Extrapolation Behavior

A Baseband Impedance Cancellation Technique for Wideband Multitransistor Amplifiers

Output Signal Re-Injection in Load-Modulated Balanced Amplifiers for RF Bandwidth Improvement

A 5-W GaN Doherty Amplifier for Ka-Band Satellite Downlink With 4-GHz Bandwidth and 17-dB NPR

Reconfigurable DPD Based on ANNs for Wideband Load Modulated Balanced Amplifiers Under Dynamic Operation From 1.8 to 2.4 GHz

Mitigation of Load Mismatch Effects Using an Orthogonal Load Modulated Balanced Amplifier

New Formulation of Cardiff Behavioral Model Including DC Bias Voltage Dependence

Evaluation of a stacked‐FET cell for high‐frequency applications (invited paper)

Machine-Learning Assisted Optimisation of Free-Parameters of a Dual-Input Power Amplifier for Wideband Applications

3–20-GHz GaN MMIC Power Amplifier Design Through a COUT Compensation Strategy

Watt-Level 21–25-GHz Integrated Doherty Power Amplifier in GaAs Technology

A Simple Method to Identify Parametric Oscillations in Power Amplifiers Using Harmonic Balance Solvers

Collaborators (4)

Rocco Giofrè

Pere L. Gilabert

Paul J. Tasker

Vittorio Camarchia

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