Programa de Doctorat en Enginyeria Electrònica: Recent submissions
Now showing items 41-60 of 216
Contributions to the design of energy harvesting systems for autonomous sensors in low power marine applications
Oceanographic sensor platforms provide biological and meteorological data to help understand changes in marine environment and help to preserve it. Lagrangian drifters are autonomous passive floating platforms used in ...
Métodos objetivos estadísticos de valoración de la magnitud de interés en base a las trayectorias de dirección de visionado
In this work, a new method is presented to quantify the attention paid by people to the different objects in their environment. The new metric models the eye to determine the attention given and quantifies that attention ...
Infrared optical filters based in macroporous silicon for espectroscopic gas detection
Gas detection is of great importance in areas as diverse as industry, health or safety in domestic environments or public spaces, among others, and it is highly specific to each application. The detection method depends ...
High efficiency sensorless fault tolerant control of permanent magnet assisted synchronous reluctance motor
In the last decades, the development trends of high efficiency and compact electric drives on the motor side focused on Permanent Magnet Synchronous Machines (PMSMs) equipped with magnets based on the rare-earth elements. ...
Simulation and design of all-optical logic gates based on photonic crystals
In this thesis, design and simulation of optical logic gases based on different photonics crystals presented to used in the electronics and telecommunication industries. Optical devices perform faster with higher efficiencies ...
Marine sensor interoperability applied to in situ ocean sound processing
There has always been background sound in the oceans due to natural factors. However, since the first hydrophone deployments at mid-20th century, measured ocean sound levels have been steadily rising due to an increment ...
Digital hardware architectures for beam synchronous processing and RF of synchronization of particle accelerators
In Particle Accelerators, the Low-Level RF (LLRF) is the control system of the RF, and in the end, of the purpose of the machine, that is the energy transfer and acceleration of particles. It implements algorithms synchronizing ...
Low-power read-out ICs for smart electrochemical sensors
Electrochemical sensors are expanding rapidly over other chemical sensoring technologies because of their potential to generate precise, selective, miniaturized and cost-effective analytical devices. These features satisfy ...
High performance readout circuits and devices for Lorentz force resonant CMOS-MEMS magnetic sensors
In the last decades, sensing capabilities of martphones have greatly improved since the early mobile phones of the 90’s. Moreover, wearables and the automotive industry require increasing electronics and sensing sophistication. ...
A contribution to unobtrusive video-based measurement of respiratory signals
Due to the growing popularity of video-based methods for physiological signal measurement, and taking into account the technological advancements of these type of devices, this work proposes a series of new novel methods ...
Contributions to the energy management of industrial refrigeration systems: a data-driven perspective
Nowadays, energy management has gained attention due to the constant increment of energy consumption in industry and the pollution problems that this fact supposes. On this subject, one of the main industrial sectors, the ...
Active gate drivers for high-frequency application of SiC MOSFETs
The trend in the development of power converters is focused on efficient systems with high power density, reliability and low cost. The challenges to cover the new power converters requirements are mainly concentered on ...
Reliability-aware circuit design to mitigate impact of device defects and variability in emerging memristor-based applications
In the last decades, semiconductor industry has fostered a fast downscale in technology, propelling the large scale integration of CMOS-based systems. The benefits in miniaturization are numerous, highlighting faster ...
Design and process developments towards an optimal 6.5 kV SiC power MOSFET
A sustainable future requires efficient power electronic converters at any stage of the electrical energy consumption. Silicon carbide (SiC) is one of the most technologically advanced wide bandgap semiconductors that can ...
Acoustic underwater target tracking methods using autonomous vehicles
Marine ecological research related to the increasing importance which the fisheries sector has reached so far, new methods and tools to study the biological components of our oceans are needed. The capacity to measure ...
Advanced energy management strategies for HVAC systems in smart buildings
The efficacy of the energy management systems at dealing with energy consumption in buildings has been a topic with a growing interest in recent years due to the ever-increasing global energy demand and the large percentage ...
Aportaciones al dimensionamiento y gestión de energía de un tren de potencia eléctrico híbrido para vehículos industriales con ciclos de conducción repetitivos y agresivos
Currently, the interest for helping mitigate the emission of greenhouse gases caused by high fuel consumption in industrial vehicles has increased. In order to the reduction of fuel consumption in an industrial vehicle, ...
MOS interface improvement based on boron treatments for high channel mobility SiC MOSFETs
Although silicon (Si) is used in most current commercial power semiconductor components, Si capabilities are insufficient for new energy conversion requirements. Some of its important limitations are related with power ...
In pursuit of autonomous distributed satellite systems
Satellite imagery has become an essential resource for environmental, humanitarian, and industrial endeavours. As a means to satisfy the requirements of new applications and user needs, novel Earth Observation (EO) systems ...
Sigma-Delta control of charge trapping in heterogeneous devices
Dielectric charging represents a major reliability issue in a variety of semiconductor devices. The accumulation of charge in dielectric layers of a device often alters its performance, affecting its circuital features and ...
