Design of a Fully Differential Power Output Stage for a Class D Audio Amplifier Using a Single-Ended Power Supply. - Pedro V. Leitão; João L. A. de Melo; Nuno F. Paulino (DoCEIS, 2013)

A simple class-D audio power amplifier using a passive CT ΣΔ modulator for medium quality sound systems. - João L. A. de Melo; Pedro V. Leitão; João Goes; Nuno Paulino 002 (MIXDES, 2015)

A Systematic Design Methodology for Optimization of Sigma-Delta Modulators Based on an Evolutionary Algorithm. - João L. A. de Melo; Nuno Pereira 002; Pedro V. Leitão; Nuno Paulino 002; João Goes (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)