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Mostrando ítems 1-10 de 71
Artículo
Super-Gain-Boosted AB-AB Fully Differential Miller Op-Amp With 156dB Open-Loop Gain and 174MV/V MHZ pF/µW Figure of Merit in 130nm CMOS Technology
(Institute of Electrical and Electronics Engineers Inc., 2021-04-12)
A fully differential Miller op-amp with a composite input stage using resistive local common-mode feedback and regulated cascode transistors is presented here. High gain pseudo-differential auxiliary amplifiers are used ...
Artículo
Adaptive Cost Function FCSMPC for 6-Phase IMs
(MDPI, 2021-09)
In this paper, an adaptive cost function FCSMPC is derived from newly obtained results concerning the distribution of figures of merits used for the assessment of stator current model-based control of multi-phase induction ...
Artículo
Model Predictive Control of Modular Multilevel Converters Using Quadratic Programming
(Institute of Electrical and Electronics Engineers Inc., 2020)
The finite control set-model predictive control (FCS MPC) has been adopted as an excellent choice for the applications of multilevel converters during the last two decades for its salient performance. However, in the ...
Artículo
Reducing Conducted Emissions at the Output of Full-Bridge DCDC Converters with High Voltage Steps
(MDPI, 2021-06)
In this work, we analyze the impact of output filter design techniques aimed to reduce conducted emissions at the output of a DCDC power converter. A thorough analysis, based on high-frequency circuit models of the ...
Tesis Doctoral
Productivity Measurement of Call Centre Agents using a Multimodal Classification Approach
(2021-10-18)
Call centre channels play a cornerstone role in business communications and transactions, especially in challenging business situations. Operations’ efficiency, service quality, and resource productivity are core aspects ...
Artículo
A Virtual Device for Simulation-Based Fault Injection
(MDPI, 2020-11)
This paper describes the design and implementation of a virtual device to perform simulation-based fault injection campaigns. The virtual device is fully compatible with the same user software that is already being used ...
Artículo
A Bayesian Optimization Approach for Multi-Function Estimation for Environmental Monitoring Using an Autonomous Surface Vehicle: Ypacarai Lake Case Study
(MDPI, 2021)
Bayesian optimization is a sequential method that can optimize a single and costly objective function based on a surrogate model. In this work, we propose a Bayesian optimization system dedicated to monitoring and estimating ...
Artículo
A Comparison of Local Path Planning Techniques of Autonomous Surface Vehicles for Monitoring Applications: The Ypacarai Lake Case-study
(MDPI, 2020-03)
Local path planning is important in the development of autonomous vehicles since it allows a vehicle to adapt their movements to dynamic environments, for instance, when obstacles are detected. This work presents an ...
Tesis Doctoral
Cost-Effective Model Predictive Control Techniques for Modular Multilevel Converters
(2021-07-09)
In this thesis, model predictive control (MPC) techniques are investigated with their applications to modular multilevel converters (MMCs). Since normally a large number of submodule (SM) capacitor voltages and gate ...
Tesis Doctoral
Caracterización a Altas Frecuencias de Chokes de Modo Común para Filtros EMI en Aplicaciones Aeroespaciales
(2020-07-17)
En los sistemas electrónicos de potencia modernos se emplean frecuencias de conmutación cada vez más altas para aumentar la densidad de potencia. Esta tendencia conlleva un agravamiento de los problemas de interferencias ...