A wideband lumped-element model for arbitrarily shaped integrated inductors. - Fábio Passos; M. Helena Fino; Elisenda Roca (ECCTD, 2013)

Analythical characterization of variable width integrated spiral inductors. - Fábio Passos; M. Helena Fino; Elisenda Roca Moreno (MIXDES, 2013)

Single-Objective Optimization Methodology for the Design of RF Integrated Inductors. - Fábio Passos; Maria Helena Fino; Elisenda Roca (DoCEIS, 2014)

Physical vs. surrogate models of passive RF devices. - Fábio Passos; Mouna Kotti; Reinier Gonzalez-Echevarria; M. Helena Fino; Mourad Fakhfakh; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (ISCAS, 2015)

Accurate synthesis of integrated RF passive components using surrogate models. - Fábio Passos; Reinier Gonzalez-Echevarria; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (DATE, 2016)

SIDe-O: A toolbox for surrogate inductor design and optimization. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (SMACD, 2016)

Frequency-dependent parameterized macromodeling of integrated inductors. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001; Y. Ye; Domenico Spina; Tom Dhaene (SMACD, 2016)

An algorithm for a class of real-life multi-objective optimization problems with a sweeping objective. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (CEC, 2017)

New mapping strategies for pre-optimized inductor sets in bottom-up RF IC sizing optimization. - Nuno C. Lourenço; Ricardo Martins 003; Ricardo Povoa; António Canelas; Nuno Horta; Fábio Passos; Rafael Castro-López; Elisenda Roca; Francisco V. Fernández 001 (SMACD, 2017)

Layout-aware challenges and a solution for the automatic synthesis of radio-frequency IC blocks. - Ricardo Martins 003; Nuno C. Lourenço; Ricardo Povoa; António Canelas; Nuno Horta; Fábio Passos; Rafael Castro-López; Elisenda Roca; Francisco V. Fernández 001 (SMACD, 2017)

Systematic design of a voltage controlled oscillator using a layout-aware approach. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001; Ricardo Martins 003; Nuno C. Lourenço; Ricardo Povoa; António Canelas; Nuno C. G. Horta (SMACD, 2017)

Radio-frequency inductor synthesis using evolutionary computation and Gaussian-process surrogate modeling. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (Appl. Soft Comput., 2017)

An inductor modeling and optimization toolbox for RF circuit design. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (Integr., 2017)

Handling the Effects of Variability and Layout Parasitics in the Automatic Synthesis of LNAs. - Fábio Passos; Ricardo Martins 003; Nuno C. Lourenço; Elisenda Roca; Rafael Castro-López; Ricardo Povoa; António Canelas; Nuno Horta; Francisco V. Fernández 001 (SMACD, 2018)

Design Considerations of an SRAM Array for the Statistical Validation of Time-Dependent Variability Models. - Pablo Saraza-Canflanca; D. Malagon; Fábio Passos; A. Toro; Juan Núñez 002; Javier Diaz-Fortuny; Rafael Castro-López; Elisenda Roca; Javier Martín-Martínez; Rosana Rodríguez; Montserrat Nafría; Francisco V. Fernández 001 (SMACD, 2018)

Enhanced systematic design of a voltage controlled oscillator using a two-step optimization methodology. - Fábio Passos; Ricardo Martins 003; Nuno Lourenço 003; Elisenda Roca; Ricardo Povoa; António Canelas; Rafael Castro-López; Nuno Horta; Francisco V. Fernández 001 (Integr., 2018)

A Comparison of Automated RF Circuit Design Methodologies: Online Versus Offline Passive Component Design. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (IEEE Trans. Very Large Scale Integr. Syst., 2018)

Generation of Lifetime-Aware Pareto-Optimal Fronts Using a Stochastic Reliability Simulator. - Antonio Toro-Frías; Pablo Saraza-Canflanca; Fábio Passos; Pablo Martín-Lloret; Rafael Castro-López; Elisenda Roca; Javier Martín-Martínez; Rosana Rodríguez; Montserrat Nafría; Francisco V. Fernández 001 (DATE, 2019)

Using Polynomial Regression and Artificial Neural Networks for Reusable Analog IC Sizing. - Nuno Lourenço 003; Engin Afacan; Ricardo Martins 003; Fábio Passos; António Canelas; Ricardo Póvoa; Nuno Horta; Günhan Dündar (SMACD, 2019)

Synthesis of mm-Wave circuits using-EM-simulated passive structure libraries. - Fábio Passos; Elisenda Roca; Rafael Castro-López; Nuno Horta; Francisco V. Fernández 001 (SMACD, 2019)

A two-step surrogate modeling strategy for single-objective and multi-objective optimization of radiofrequency circuits. - Fábio Passos; Reinier Gonzalez-Echevarria; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (Soft Comput., 2019)

Two-Step RF IC Block Synthesis With Preoptimized Inductors and Full Layout Generation In-the-Loop. - Ricardo Martins 003; Nuno Lourenço 003; Fábio Passos; Ricardo Povoa; António Canelas; Elisenda Roca; Rafael Castro-López; Javier J. Sieiro; Francisco V. Fernández 001; Nuno Horta (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2019)

Semi-Supervised Artificial Neural Networks towards Analog IC Placement Recommender. - António Gusmão 001; Fábio Passos; Ricardo Póvoa; Nuno Horta; Nuno Lourenço 003; Ricardo Martins 003 (ISCAS, 2020)

Ready-to-Fabricate RF Circuit Synthesis Using a Layout- and Variability-Aware Optimization-Based Methodology. - Fábio Passos; Elisenda Roca; Ricardo Martins 003; Nuno Lourenço 003; Saiyd Ahyoune; Javier J. Sieiro; Rafael Castro-López; Nuno Horta; Francisco V. Fernández 001 (IEEE Access, 2020)

Sub-μW Tow-Thomas based biquad filter with improved gain for biomedical applications. - Ricardo Póvoa; Richa Arya; António Canelas; Fábio Passos; Ricardo Martins 003; Nuno Lourenço 003; Nuno Horta (Microelectron. J., 2020)

Synthesis of mm-Wave Wideband Receivers in 28-nm CMOS Technology for Automotive Radar Applications. - Fábio Passos; Miguel Chanca; Elisenda Roca; Rafael Castro-López; Francisco V. Fernández 001 (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2020)

A Multilevel Bottom-Up Optimization Methodology for the Automated Synthesis of RF Systems. - Fábio Passos; Elisenda Roca; Javier J. Sieiro; Rafaella Fiorelli; Rafael Castro-López; José María López-Villegas; Francisco V. Fernández 001 (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2020)

Hierarchical Yield-Aware Synthesis Methodology Covering Device-, Circuit-, and System-Level for Radiofrequency ICs. - António Canelas; Fábio Passos; Nuno Lourenço 003; Ricardo Martins 003; Elisenda Roca; Rafael Castro-López; Nuno Horta; Francisco V. Fernández 001 (IEEE Access, 2021)

In-Depth Design Space Exploration of 26.5-to-29.5-GHz 65-nm CMOS Low-Noise Amplifiers for Low-Footprint-and-Power 5G Communications Using One-and- Two -Step Design Optimization. - Luís Mendes; João Caldinhas Vaz; Fábio Passos; Nuno Lourenço 003; Ricardo Martins 003 (IEEE Access, 2021)

Automatic Design of High-Gain 26.5-to-29.5-GHz Transformer-Less Low-Noise Amplifier 1.86-to-8.87-mW Variants in 65-nm CMOS. - Luís Mendes; João Caldinhas Vaz; Fábio Passos; Nuno Lourenço 003; Ricardo Martins 003 (ISCAS, 2022)

A Radiation-Hardened Frequency-Locked Loop On-Chip Oscillator with 33.6ppm/°C Stability for Space Applications. - Fábio Passos; Rafael Vieira; António Canelas; Ricardo Póvoa; Nuno Lourenço 003; Nuno Horta; Jorge Guilherme (ISCAS, 2022)

Radiation-Hardened Bandgap Voltage and Current Reference for Space Applications with 2.38 ppm/°C Temperature Coefficient. - Nuno Lourenço 003; Fábio Passos; Rafael Vieira; Ricardo Martins 003; Nuno Horta; Jorge Guilherme; Ricardo Póvoa (SMACD, 2022)

Machine Learning Approaches for Transformer Modeling. - Fábio Passos; Nuno C. Lourenço; Ricardo Martins 003; Elisenda Roca; Rafael Castro-López; Nuno Horta; Francisco V. Fernández 001 (SMACD, 2022)

Architectural Design for Heartbeat Detection Circuits using Verilog-A Behavioral Modeling. - Rafael Vieira; Fábio Passos; Ricardo Povoa; Ricardo Martins 003; Nuno Horta; Jorge Guilherme; Nuno Lourenço 003 (SMACD, 2022)

Efficient Hierarchical mm-Wave System Synthesis with Embedded Accurate Transformer and Balun Machine Learning Models. - Fábio Passos; Nuno Lourenço 003; Luís Mendes; Ricardo Martins 003; João Caldinhas Vaz; Nuno Horta (ASP-DAC, 2023)

A 23.5-32.5GHz, 17dBm PSAT and 37.5% PAE Power Amplifier Synthesized Using an Automated Design Methodology. - Fábio Passos; Nuno Lourenço 003; Luís Mendes; Ricardo Martins 003; João Caldinhas Vaz; Nuno Horta (SMACD, 2023)

Behavioral Analysis of Noise and Bandwidth Specifications of Heartbeat Detection Circuits for Ultra Low Power Devices. - Rafael Vieira; Fábio Passos; Ricardo Martins 003; Nuno Horta; Nuno Lourenço 003 (IEEE Access, 2023)

Ponderous: A Performance-driven Analog IC Placement Optimizer Leveraged by a ML Pipeline. - Ricardo Martins 003; António Gusmão 001; Rafael Vieira; Fábio Passos; Nuno Lourenço 003; Nuno Horta (SMACD, 2024)

Low-Power 9.6-11GHz and 10.8-12GHz VCOs Designed for a 2.5/5GHz TRx using High-Q Inductors Synthesized with ML Techniques. - Fábio Passos; Ricardo M. F. Martins; Nuno Lourenço 003 (SMACD, 2024)

A 0.5V Programmable Voltage Reference with Integrated Differential-Pair Trimming achieving 28.1ppm/°C Temperature Coefficient. - Diogo Ralo; Valter Sádio; Fábio Passos; Tiago H. Moita; Marcelino B. Santos (ISCAS, 2025)

On the Usage of Genetic Algorithms, Reinforcement Learning and Bayesian Optimisation for RF IC Design Automation. - Margarida Lourenço; Bingbing Zhao; Junde Li; Marcelino B. Santos; Pui-In Mak; Rui Paulo Martins; Wei-Han Yu; Fábio Passos (SMACD, 2025)