A low power quadrature class D LC oscillator with 0.4V supply. - Andre Bispo; Filipe Quendera; Ricardo Madeira; João Pedro Oliveira 003; Luís B. Oliveira (MIXDES, 2014)

Analysis of a Multi-Ratio Switched Capacitor DC-DC Converter for a Supercapacitor Power Supply. - Hugo Serra; Ricardo Madeira; Nuno Paulino 002 (DoCEIS, 2015)

Analysis and implementation of a power management unit with a multiratio switched capacitor DC-DC converter for a supercapacitor power supply. - Ricardo Madeira; Nuno Paulino 002 (Int. J. Circuit Theory Appl., 2016)

Design Methodology for an All CMOS Bandgap Voltage Reference Circuit. - Ricardo Madeira; Nuno Paulino 002 (DoCEIS, 2017)

Experimental Set-up for an IoT Power Supply with an 130 nm SC DC-DC Converter. - Ricardo Madeira; Nuno Correia 001; João Pedro Oliveira 003; Nuno Paulino 002 (DoCEIS, 2018)

Live Demonstration: An Automated Test Bench for an 130nm SC DC-DC Converter. - Ricardo Madeira; Nuno Correia 001; João Pedro Oliveira 003; Nuno Paulino 002 (ISCAS, 2018)

A 130 nm CMOS Power Management Unit With a Multi-Ratio Core SC DC-DC Converter for a Supercapacitor Power Supply. - Ricardo Madeira; João Pedro Oliveira 003; Nuno Paulino 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

A Cloud Service Integration Architecture for the Hospitality Sector. - Paulo E. Melo; Paulo Rupino da Cunha; Ricardo Amaro; Carlos Lopes; Ricardo Madeira; Pedro Miguel Antunes (ISD, 2019)

A Simple Analysis to Determine the Limits of a CMOS Technology to Implement SC DC-DC Converters. - Ricardo Madeira; Nuno Paulino 002 (DoCEIS, 2020)

A Novel Highly-efficient Amplification Scheme for Satellite Communications. - Pedro Viegas; João Guerreiro 001; Hugo Serra; Ricardo Madeira; Pedro Morgado 003; Ricardo Laires; Rui Dinis 001; Paulo Montezuma; João Pedro Oliveira 003 (ICC Workshops, 2021)

Quantized Digital Amplification with combination over the air - Achieving maximum efficiency on communication links between long range UAVs and satellites. - Paulo Montezuma; Ricardo Madeira; Hugo Serra; Pedro Viegas; Rui Dinis 001; João Pedro Oliveira 003; João Guerreiro 001 (MILCOM, 2021)

A Highly-Efficient Amplification Scheme for OFDM Signals. - Pedro Viegas; João Guerreiro 001; Rui Dinis 001; Paulo Montezuma; João Pedro Oliveira 003; Ricardo Laires; Pedro Morgado 003; Hugo Serra; Ricardo Madeira (VTC Spring, 2021)

A Novel Highly-Efficient Amplification Scheme for Wireless Communications in a CathLab Environment. - Pedro Viegas; Hugo Serra; João Guerreiro 001; Ricardo Madeira; David Borges; Rui Dinis 001; Paulo Montezuma; João Pedro Oliveira 003; Luís Miguel Campos; Marko Beko (IEEE Access, 2021)