A wide-band low-noise amplifier with double loop feedback. - Miguel A. Martins; Koen van Hartingsveldt; Chris J. M. Verhoeven; Jorge R. Fernandes (ISCAS (6), 2005)

Techniques for Dual-Band LNA Design using Cascode Switching and Inductor Magnetic Coupling. - Miguel A. Martins; Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 2007)

Multi-band combined LNA and mixer. - Miguel A. Martins; Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 2008)

Combined LNA and Mixer Circuits for 2.4 GHz ISM Band. - Miguel A. Martins; Luís Bica Oliveira; Jorge R. Fernandes (ISCAS, 2009)

SC biquad filter with hybrid utilization of OpAmp and comparator-based circuit. - Miguel A. Martins; Ka-Fai Un; Pui-In Mak; Rui Paulo Martins (ISCAS, 2010)

An ISM 2.4 GHz low-IF receiver frontend. - André F. Esteves; José M. Dores; Pedro Matos; Miguel A. Martins; Jorge R. Fernandes (ISCAS, 2011)

Energy harvesting circuit using integrated transformer. - Hugo B. Goncalves; Miguel A. Martins; Jorge R. Fernandes (ISCAS, 2011)

A single-to-differential LNA topology with robust output gain-phase balancing against balun imbalance. - Miguel A. Martins; Pui-In Mak; Rui Paulo Martins (ISCAS, 2011)

A study on MOSFET rectifiers with transistors operating in the weak inversion region. - Hugo B. Goncalves; Miguel A. Martins; Jorge R. Fernandes (ICECS, 2012)

An IR-UWB transmitter with digital pulse duration control. - David Correia; Marcelo dal Alba; Miguel A. Martins; Taimur Gibran Rabuske; Cesar Ramos Rodrigues; Jorge R. Fernandes (ISCAS, 2012)

A 0.02-to-6GHz SDR balun-LNA using a triple-stage inverter-based amplifier. - Miguel A. Martins; Pui-In Mak; Rui Paulo Martins (ISCAS, 2012)

A digital-to-analog converter for a cortical microelectrode stimulator. - Miguel A. Martins; Miguel Santos; Jorge R. Fernandes; Moisés Simões Piedade (ISCAS, 2012)

Efficient biasing circuit strategies for inductorless wideband low noise amplifiers with feedback. - José M. Dores; Edwin C. Becerra-Alvarez; Miguel A. Martins; José M. de la Rosa 001; Jorge R. Fernandes (Microelectron. J., 2012)

A study on MOSFET rectifiers maximum output voltage for RF power harvesting circuits. - Hugo B. Goncalves; Jorge R. Fernandes; Miguel A. Martins (ISCAS, 2013)

FM-UWB transmitter using RC oscillators. - Leonel Almeida; Miguel A. Martins; Jorge R. Fernandes (NEWCAS, 2013)

Low Noise Amplifiers with Double Loop Feedback. - Miguel A. Martins; Koen van Hartingsveldt; Jorge R. Fernandes; Manuel M. Silva; Chris J. M. Verhoeven (Circuits Syst. Signal Process., 2013)

An Efficient RF power harvester for low input power with reduced dead-zone. - Hugo B. Goncalves; Jorge R. Fernandes; Taimur Gibran Rabuske; Miguel A. Martins (ISCAS, 2014)

Fully Integrated Energy Harvesting Circuit With -25-dBm Sensitivity Using Transformer Matching. - Hugo B. Goncalves; Miguel A. Martins; Jorge R. Fernandes (IEEE Trans. Circuits Syst. II Express Briefs, 2015)