João Caldinhas Vaz

18 papers A 1B 1C 2Journal 4Unranked 10
YearRankTypeTitle / Venue / Authors
2023 — conf
A 23.5-32.5GHz, 17dBm PSAT and 37.5% PAE Power Amplifier Synthesized Using an Automated Design Methodology.
SMACD
Fábio Passos, Nuno Lourenço, Luís Mendes, Ricardo Martins, João Caldinhas Vaz, Nuno Horta
2023 — conf
Efficient Hierarchical mm-Wave System Synthesis with Embedded Accurate Transformer and Balun Machine Learning Models.
ASP-DAC
Fábio Passos, Nuno Lourenço, Luís Mendes, Ricardo Martins, João Caldinhas Vaz, Nuno Horta
2022 C conf
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.
ISCAS
Luís Mendes, João Caldinhas Vaz, Fábio Passos, Nuno Lourenço, Ricardo Martins
2021 J jnl
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.
IEEE Access
Luís Mendes, João Caldinhas Vaz, Fábio Passos, Nuno Lourenço, Ricardo Martins
2020 J jnl
Analysis and Design of Current Mode Class-D Power Amplifiers With Finite Feeding Inductors.
IEEE Trans. Very Large Scale Integr. Syst.
Marco Silva Pereira, Mário Assunção, João Caldinhas Vaz
2016 J jnl
Gain compression improvement on low-power cascaded current reuse LNAs.
Int. J. Circuit Theory Appl.
Marco Silva Pereira, João Caldinhas Vaz, Carlos Azeredo Leme, João Costa Freire
2016 J jnl
Substrate noise isolation improvement in a single-well standard CMOS process.
Integr.
Pedro Mendonça dos Santos, Luís Mendes, João Caldinhas Vaz
2015 C conf
An ultra-low power low-IF GFSK demodulator for Bluetooth-LE applications.
ISCAS
Marco Silva Pereira, João Caldinhas Vaz, Carlos Azeredo Leme, José T. de Sousa, João Costa Freire
2011 — conf
A 130 nm CMOS LNA for 30 GHz applications.
EUROCON
Ricardo Ribeiro, Luís Mendes, João Caldinhas Vaz, Maria João Rosário, João Costa Freire
2010 B conf
Maximin spreading algorithm.
IEEE Congress on Evolutionary Computation
E. J. Solteiro Pires, Luís Mendes, António M. Lopes, Paulo B. de Moura Oliveira, J. A. Tenreiro Machado, João Caldinhas Vaz, Maria João Rosário
2009 — conf
Design Optimization of Radio Frequency Discrete Tuning Varactors.
EvoWorkshops
Luís Mendes, Eduardo José Solteiro Pires, Paulo B. de Moura Oliveira, José António Tenreiro Machado, Nuno M. Fonseca Ferreira, João Caldinhas Vaz, Maria João Rosário
2009 — conf
Design of Radio-Frequency Integrated CMOS Discrete Tuning Varactors Using the Particle Swarm Optimization Algorithm.
IWANN (2)
Eduardo José Solteiro Pires, Luís Mendes, Paulo B. de Moura Oliveira, José António Tenreiro Machado, João Caldinhas Vaz, Maria João Rosário
2008 A conf
Single-objective front optimization: application to rf circuit design.
GECCO
Eduardo José Solteiro Pires, Luís Mendes, Paulo B. de Moura Oliveira, José António Tenreiro Machado, Nuno M. Fonseca Ferreira, João Caldinhas Vaz, Maria João Rosário
2007 — conf
30GHz Amplifiers with 0.25μm SiGe BiCMOS.
ICECS
Jorge Alves Torres, João Caldinhas Vaz, João Costa Freire
2007 — conf
A High-Performance Digitally Controlled LC Oscillator for Ku-Band Applications.
ICECS
Luís Mendes, Eduardo José Solteiro Pires, João Caldinhas Vaz, Maria João Rosário
2007 — conf
A Wideband CMOS LNA Integrated with Balun and Linear Digital Gain Control.
ICECS
Fernando Azevedo, Fernando Fortes, João Caldinhas Vaz, Maria João Rosário
2007 — conf
An Evolutionary Synthesis Algorithm to Design Optimum Performance CMOS RFSSCAs.
ICECS
Luís Mendes, Eduardo José Solteiro Pires, João Caldinhas Vaz, Maria João Rosário
2006 — conf
Performance of Si-Integrated Wide-Band Single-Ended Switched Capacitor Arrays.
ICECS
Luís Mendes, João Caldinhas Vaz, Maria João Rosário