Error Analysis of Parallel Analog to Digital Converters. - Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 1994)

The effect of mismatch and disturbances on the quadrature relation of a cross-coupled relaxation oscillator. - Jorge R. Fernandes; Michiel H. L. Kouwenhoven; Chris van den Bos (ISCAS (1), 2001)

A quadrature relaxation oscillator-mixer in CMOS. - Luís Bica Oliveira; Jorge R. Fernandes; Michiel H. L. Kouwenhoven; Chris van den Bos; Chris J. M. Verhoeven (ISCAS (1), 2003)

A low-power CMOS folding and interpolation A/D converter with error correction. - R. T. Silva; Jorge R. Fernandes (ISCAS (1), 2003)

A very low-power CMOS parallel A/D converter for embedded applications. - Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS (1), 2004)

A 2.4 GHz CMOS quadrature LC-oscillator/mixer. - Luís Bica Oliveira; Jorge R. Fernandes; Igor M. Filanovsky; Chris J. M. Verhoeven (ISCAS (1), 2004)

A programmable cellular neural network circuit. - Michel Leong; Pedro Vasconcelos; Jorge R. Fernandes; Leonel Sousa (SBCCI, 2004)

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)

On phase noise in quadrature cross-coupled oscillators. - Luís Bica Oliveira; Ahmed Allam; Igor M. Filanovsky; Jorge R. Fernandes (ISCAS (3), 2005)

Synchronization of mutually coupled LC-oscillators. - Ahmed Allam; Igor M. Filanovsky; Luís Bica Oliveira; Jorge R. Fernandes (ISCAS, 2006)

A 5-GHz combined oscillator/mixer. - Chris van den Bos; Luís Bica Oliveira; Jorge R. Fernandes; Chris J. M. Verhoeven (ISCAS, 2006)

Quadrature Van der Pol oscillators using second harmonic coupling. - Igor M. Filanovsky; Ahmed Allam; Luís Bica Oliveira; Jorge R. Fernandes (ISCAS, 2006)

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

Experimental Evaluation of Phase-Noise and Quadrature Error in a CMOS 2.4 GHz Relaxation Oscillator. - Luís Bica Oliveira; Jorge R. Fernandes; Manuel Medeiros Silva; Igor M. Filanovsky; Chris J. M. Verhoeven (ISCAS, 2007)

The Effect of Mismatches and Delay on the Quadrature Error of a Cross-Coupled Relaxation Oscillator. - Jorge R. Fernandes; Michiel H. L. Kouwenhoven; Chris van den Bos; Luís B. Oliveira; Chris J. M. Verhoeven (IEEE Trans. Circuits Syst. I Regul. Pap., 2007)

New low-power 1.5-bit time-interleaved MDAC based on MOS capacitor amplification. - João Pedro Oliveira 003; João Goes; Nuno Paulino 002; Jorge R. Fernandes; Júlio Paisana (ICECS, 2008)

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

Synchronization of two LC- oscillators using capacitive coupling. - Luís Bica Oliveira; Igor M. Filanovsky; Ahmed Allam; Jorge R. Fernandes (ISCAS, 2008)

A Pulse Generator for UWB-IR Based on a Relaxation Oscillator. - Jorge R. Fernandes; Hugo B. Goncalves; Luís Bica Oliveira; Manuel Medeiros Silva (IEEE Trans. Circuits Syst. II Express Briefs, 2008)

Switching Time in Relaxation Oscillations of Emitter-Coupled Multivibrators. - Igor M. Filanovsky; Luís Bica Oliveira; Chris J. M. Verhoeven; Jorge R. Fernandes (IEEE Trans. Circuits Syst. II Express Briefs, 2008)

Run-Time Reconfigurable Array Using Magnetic RAM. - Victor Silva 001; Luís Bica Oliveira; Jorge R. Fernandes; Mário P. Véstias; Horácio C. Neto (DSD, 2009)

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

Reconfigurable Circuits Using Magnetic Tunneling Junction Memories. - Victor Silva 001; Jorge R. Fernandes; Horácio C. Neto (DoCEIS, 2010)

Recent advances in IR-UWB transceivers: An overview. - Jorge R. Fernandes; David D. Wentzloff (ISCAS, 2010)

An Ultra-Low-Power interference-robust IR-UWB transceiver chipset using self-synchronizing OOK modulation. - Marco Crepaldi; Chen Li; Keith Dronson; Jorge R. Fernandes; Peter R. Kinget (ISSCC, 2010)

An Efficient Low Power Multiple-Value Look-Up Table Targeting Quaternary FPGAs. - Cristiano Lazzari; Jorge R. Fernandes; Paulo F. Flores; José Monteiro 001 (PATMOS, 2010)

Experimental comparison of phase-noise in cross-coupled RC- and LC-oscillators. - Luís Bica Oliveira; Ahmed Allam; Igor M. Filanovsky; Jorge R. Fernandes; Chris J. M. Verhoeven; Manuel M. Silva (Int. J. Circuit Theory Appl., 2010)

A 5 GHz quadrature relaxation oscillator with mixing for improved testability or compact front-end implementation. - Luís Bica Oliveira; Chris van den Bos; Jorge R. Fernandes; Chris J. M. Verhoeven; Manuel M. Silva (Int. J. Circuit Theory Appl., 2010)

A 1 mW low phase-noise relaxation oscillator. - João Casaleiro; Hugo Lopes; Luís Bica Oliveira; Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 2011)

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)

Low Power Multiple-Value Voltage-Mode Look-Up Table for Quaternary Field Programmable Gate Arrays. - Cristiano Lazzari; Jorge R. Fernandes; Paulo F. Flores; José Monteiro 001 (J. Low Power Electron., 2011)

An Ultra-Wideband Impulse-Radio Transceiver Chipset Using Synchronized-OOK Modulation. - Marco Crepaldi; Chen Li; Jorge R. Fernandes; Peter R. Kinget (IEEE J. Solid State Circuits, 2011)

Design and characterization of a QLUT in a standard CMOS process. - Diogo Brito; Jorge R. Fernandes; Paulo F. Flores; José Monteiro 001 (ICECS, 2012)

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

A 749nW 1MSps 8-bit SAR ADC at 0.5V employing boosted switches. - Taimur Gibran Rabuske; Jorge R. Fernandes; Saeid Nooshabadi; Cesar Ramos Rodrigues; Fabio Gibran Rabuske (ICECS, 2012)

A 4-bit 1.5GSps 4.2mW comparator-based binary search ADC in 90nm. - Taimur Gibran Rabuske; Fabio Gibran Rabuske; Jorge R. Fernandes; Cesar Ramos Rodrigues (ICECS, 2012)

Non-volatile memory circuits for FIMS and TAS writing techniques on magnetic tunnelling junctions. - Victor Silva 001; Mário P. Véstias; Horácio C. Neto; 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 digital-to-analog converter for a cortical microelectrode stimulator. - Miguel A. Martins; Miguel Santos; Jorge R. Fernandes; Moisés Simões Piedade (ISCAS, 2012)

PyCO: A parallel genetic algorithm optimization tool for analog circuits. - Taimur Gibran Rabuske; Renan B. Pinheiro; Jorge R. Fernandes; Cesar Ramos Rodrigues (ISCAS, 2012)

An ultra compact wideband combined LNA-oscillator-mixer for biomedical applications. - Eduardo Ortigueira; Jorge R. Fernandes; Manuel M. Silva; Luís Bica Oliveira (MWSCAS, 2012)

A High-Performance Reconfigurable Computing architecture using a magnetic configuration memory. - Victor Silva 001; Jorge R. Fernandes; Mário P. Véstias; Horácio C. Neto (ReConFig, 2012)

An inductorless CMOS quadrature oscillator continuously tuneable from 3.1 to 10.6 GHz. - Luís Bica Oliveira; Erik T. Snelling; Jorge R. Fernandes; Manuel M. Silva (Int. J. Circuit Theory Appl., 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 reconfigurable computing architecture using magnetic tunneling junction memories. - Victor Silva 001; Jorge R. Fernandes; Mário P. Véstias; Horácio C. Neto (FPL, 2013)

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

A self-calibrated 10-bit 1 MSps SAR ADC with reduced-voltage charge-sharing DAC. - Taimur Gibran Rabuske; Jorge R. Fernandes; Fabio Gibran Rabuske; Cesar Ramos Rodrigues; Marcelino Bicho Dos Santos (ISCAS, 2013)

A 5-bit 1.5GSps calibration-less binary search ADC using threshold reconfigurable comparators. - Taimur Gibran Rabuske; Fabio Gibran Rabuske; Jorge R. Fernandes; Cesar Ramos Rodrigues (ISCAS, 2013)

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

Standard CMOS voltage-mode QLUT using a clock boosting technique. - Diogo Brito; Jorge R. Fernandes; Paulo F. Flores; José Monteiro 001 (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)

Experimental evaluation of wide range injection locking in a CMOS RC oscillator. - Eduardo Ortigueira; Luís Bica Oliveira; Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 2014)

Quadrature relaxation oscillator with FoM of -165 dBc/Hz. - Eduardo Ortigueira; Taimur Gibran Rabuske; Luís Bica Oliveira; Jorge R. Fernandes; Manuel Medeiros Silva (ISCAS, 2014)

A sub-ranging 2-Step 7-bit self-calibrated comparator-based binary-search ADC. - Fabio Alex Rabuske; Taimur Gibran Rabuske; Jorge R. Fernandes (ISCAS, 2014)

A 9-b 0.4-V charge-mode SAR ADC with 1.6-V input swing and a MOSCAP-only DAC. - Taimur Gibran Rabuske; Jorge R. Fernandes (ESSCIRC, 2015)

Live demonstration: A CMOS ASIC for precise reading of a Magnetoresistive sensor array for NDT. - Diogo Miguel Caetano; Moisés Piedade; João Graça; Jorge R. Fernandes; Luis S. Rosado; Tiago L. Costa (ISCAS, 2015)

A 2.41 GHz ISM receiver using an IQ VCO-mixer. - Jose Ferreira; Jorge R. Fernandes; Hugo B. Goncalves (NEWCAS, 2015)

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)

Quaternary Logic Lookup Table in Standard CMOS. - Diogo Brito; Taimur Gibran Rabuske; Jorge R. Fernandes; Paulo F. Flores; José Monteiro 001 (IEEE Trans. Very Large Scale Integr. Syst., 2015)

An 8-bit 0.35-V 5.04-fJ/Conversion-Step SAR ADC With Background Self-Calibration of Comparator Offset. - Taimur Gibran Rabuske; Fabio Alex Rabuske; Jorge R. Fernandes; Cesar Ramos Rodrigues (IEEE Trans. Very Large Scale Integr. Syst., 2015)

An analog integrated systems course proposal for a 2nd cycle of studies of the bologna process. - Jorge R. Fernandes (ISCAS, 2016)

A 12-bit SAR ADC with background self-calibration based on a MOSCAP-DAC with dynamic body-biasing. - Taimur Gibran Rabuske; Jorge R. Fernandes (ISCAS, 2016)

A SAR ADC With a MOSCAP-DAC. - Taimur Gibran Rabuske; Jorge R. Fernandes (IEEE J. Solid State Circuits, 2016)

Live demonstration: A pulsar signal receiver system for navigation. - Diogo Brito; João Santos 001; Jorge R. Fernandes; Gonçalo Tavares (ISCAS, 2017)

Tunable kΩ to GΩ pseudo-resistor with bootstrapping technique. - Diogo Miguel Caetano; David Oliveira; João Silva; Taimur Gibran Rabuske; Jorge R. Fernandes (MWSCAS, 2017)

A Flash ADC Tolerant to High Offset Voltage Comparators. - António Couto-Pinto; Jorge R. Fernandes; Moisés Piedade; Manuel M. Silva (Circuits Syst. Signal Process., 2017)

A 5-bit 300-900-MS/s 0.8-1.2-V Supply Voltage ADC With Background Self-Calibration. - Fabio Alex Rabuske; Taimur Gibran Rabuske; Jorge R. Fernandes (IEEE Trans. Circuits Syst. II Express Briefs, 2017)

Generic Model for Multi-Phase Ring Oscillators. - Paula C. Pereira; António C. Pinto; Luís Bica Oliveira; Jorge R. Fernandes (ISCAS, 2018)

Radio Pulsar Signal Generator. - João Santos 001; Diogo Brito; Gonçalo Tavares; Jorge R. Fernandes (ISCAS, 2018)

Analysis and Background Self-Calibration of Comparator Offset in Loop-Unrolled SAR ADCs. - Shaolong Liu; Taimur Gibran Rabuske; Jeyanandh Paramesh; Lawrence T. Pileggi; Jorge R. Fernandes (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

Injection Locked Oscillators with Current Reuse. - Mafalda Benido; Taimur Gibran Rabuske; Jorge R. Fernandes (ISCAS, 2019)

A Small-Footprint Quasi-Passive 1st Order ΣΔ Modulator. - Gonçalo Rodrigues; Jorge R. Fernandes; Taimur Gibran Rabuske (ISCAS, 2019)

High-Resolution Nondestructive Test Probes Based on Magnetoresistive Sensors. - Diogo Miguel Caetano; Taimur Gibran Rabuske; Jorge R. Fernandes; Matthias Pelkner; Claude Fermon; Susana Cardoso; Belen Ribes; Fernando Franco; Johannes Paul; Moisés Simões Piedade; Paulo P. Freitas (IEEE Trans. Ind. Electron., 2019)

A Sub-μW 3-10MHz Stacked Oscillator with a Duty-Cycle Calibrated Level Shifter. - Gonçalo Rodrigues; Diogo Miguel Caetano; Diogo Brito; Jorge R. Fernandes; Taimur Gibran Rabuske (ISCAS, 2020)

Calibrating Amplifiers Nonlinearity Using Comparator-Based ADCs. - Fabio Alex Rabuske; Taimur Gibran Rabuske; Shaolong Liu; Jorge R. Fernandes (IEEE Trans. Circuits Syst. II Express Briefs, 2020)

An On-Chip Clock Generation Circuit for Smart Catheters. - Diogo Brito; João Silva; Gonçalo Rodrigues; António Pinto; Jorge R. Fernandes; Taimur Gibran Rabuske (ISCAS, 2021)

A Temperature-Compensated 57 PPM/°C 10MHz, 2.4μW Stacked Ring Oscillator. - Gonçalo Rodrigues; Diogo Brito; Hanna Iva Busse; Jorge R. Fernandes; João Silva; Taimur Gibran Rabuske (ISCAS, 2021)

Towards a Wireless System that Can Monitor the Encapsulation of mm-sized Active Implants in vivo for Bioelectronic Medicine. - Gonçalo Rodrigues; Mariana Neca; João Silva; Diogo Brito; Taimur Gibran Rabuske; Jorge R. Fernandes; Rainer Mohrlok; Christoph Jeschke; Jannis Meents; Kambiz Nanbakhsh; Vasiliki Giagka (NER, 2021)

Methods for Fast Characterization of Noise and Offset in Dynamic Comparators. - João Silva; Diogo Brito; Gonçalo Rodrigues; Taimur Gibran Rabuske; António Couto-Pinto; Jorge R. Fernandes (NEWCAS, 2021)

Load Optimized Gate Driving for Charge Pumps. - Carlos Santos; Jorge R. Fernandes; Marcelino B. Santos (DCIS, 2022)

Neural Networks for Defect Detection on Eddy-Currents-Based Non-Destructive Testing. - Diogo Miguel Caetano; Luis S. Rosado; Jorge R. Fernandes; Susana Cardoso (SENSORS, 2023)

Paving the Way for the Electronic Design Automation of Power Management Units. - Carlos Santos; Jorge R. Fernandes; Marcelino B. Santos; Ricardo Martins (SMACD, 2023)

Artificial Neural Networks for GMR-Based Magnetic Cytometry. - Diogo Miguel Caetano; Rúben Afonso; Ana Rita Soares; João Silva; Hanna Iva Busse; Vania Silverio; Taimur Gibran Rabuske; Gonçalo N. Tavares; Jorge R. Fernandes; Susana Cardoso (IEEE Trans. Instrum. Meas., 2023)

Maximizing Energy Harvesting in a Miniaturized Implant With an Integrated Coil Receiver. - Gonçalo Rodrigues; João Silva; Hanna Iva Busse; Diogo Miguel Caetano; Jorge R. Fernandes; Taimur Gibran Rabuske (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

A Small-Area Current-Mode Input ΣΔ Modulator for Under-the-Sensors ADC Arrays. - Hanna Iva Busse; Taimur Gibran Rabuske; Mário Silva 002; Gonçalo Rodrigues; Diogo Miguel Caetano; Marcelino B. Santos; Jorge R. Fernandes (DCIS, 2024)

Integrated Demodulator for Manchester-Coded AM Signals with Clock Retrieval in US Applications. - Hanna Iva Busse; Gonçalo Rodrigues; Diogo Miguel Caetano; Marcelino B. Santos; Jorge R. Fernandes (MWSCAS, 2024)

Integrated Circuit for Magnetic Encoder Sensing in TMR-Based Industrial Positioning System. - João Silva; Diogo Miguel Caetano; Taimur Gibran Rabuske; Susana Cardoso; Moisés Piedade; Jorge R. Fernandes (IEEE Trans. Ind. Electron., 2024)

Ultra-Compact Low-Power 1st Order Quasi-Passive Sigma-Delta Modulator for Organ-on-Chip Systems. - Fábio M. Dias; Henrique A. Pocinho; Gonçalo Rodrigues; Jorge R. Fernandes; Diogo Miguel Caetano (ISCAS, 2025)

An Ultra Low Power Circuits M.Sc. Course Proposal for the GreenChips-EDU Platform. - Jorge R. Fernandes; Ricardo Martins; Gonçalo Rodrigues; Marcelino B. Santos (ISCAS, 2025)

Stacked Ring Oscillators with Fractional Injection Lock. - Gonçalo Rodrigues; Ricardo Borralho; Taimur Gibran Rabuske; Jorge R. Fernandes (ISCAS, 2025)

A 0.3-mm2 1.3 μW Wireless Monitoring System IC for Hermeticity Testing of Biomedical Implants. - Gonçalo Rodrigues; Taimur Gibran Rabuske; Jorge R. Fernandes (IEEE Trans. Circuits Syst. I Regul. Pap., 2025)