Programa de Doctorat en Enginyeria Electrònica: Enviaments recents
Ara mostrant els elements 101-120 de 208
Contribution to liquid lens technology
The interest on microfluidic systems based on electrowetting-on-dielectric (EWOD) and the miniaturization of such integrated devices, has increased significantly mainly due to the advent of mass market applications such ...
Energy management strategies based on fuzzy logic control for grid-tied domestic electro-thermal microgrid
The environmental and economic benefits related to the reduction of both carbon dioxide emission and transmission losses have made distributed renewable generation systems became a competitive solution for future power ...
New autonomous sensor system for the continous monitoring of the composting process from the inside
The composting process is Nature's way of recycling organic wastes with a good quality organic fertilizer as a result. This process, though, needs of a thoroughly monitoring of temperature and humidity for a good resulting ...
Irradiation impact on optimized 4H-SiC MOSFETs
Silicon (Si) power device’ technologies have reached a high maturity level, but current limitations on mechanic, temperature operation and electric performances require to investigate other semiconductor materials that ...
Caracterización y diseño de sistemas de adquisición y gestión de datos, aplicados a la medición de la actividad sísmica volcánica
Volcanic eruptions result of the energy stored within the planet are a danger to both populations and to the towns. As inevitable natural events, it is necessary to continue evolving in the study of the physics of the Earth ...
Contribució a l’adaptació a l'EEES d’assignatures de tecnologia electrònica : un mètode sistemàtic
Learning specific knowledge and developing cross-curricular competencies under the new frame of the European Higher Education Area (EHEA), is a problem not yet solved by teaching practices based on traditional instructional ...
Contribution to advanced hot wire wind sensing
The thermal anemometry is a method which allows to estimate wind magnitude be the mean of measuring heat transfer to the ambient in a forced convection process. For Earth's atmosphere condition, this method is typically ...
Analysis of the high frequency substrate noise effects on LC-VCOs
La integració de transceptors per comunicacions de radiofreqüència en CMOS pot quedar seriosament limitada per la interacció entre els seus blocs, arribant a desaconsellar la utilització de un únic dau de silici. El soroll ...
Estrategias de control para sistemas de generación distribuida durante huecos de tensión
The objective of this thesis is the development of control strategies for distributed generation systems during voltage sags. The proposed control strategies present different options to improve the behavior of inverters ...
Desarrollo de tecnologías de baja temperatura para la fabricación de células solares de heterounión de silicio
El desarrollo de la tecnología fotovoltaica de silicio cristalino ha llegado al punto en que la mejora de los dispositivos pasa, no tanto por un aumento de la eficiencia, como por la reducción del coste de fabricación. En ...
Monitor amb control strategies to reduce the impact of process variations in digital circuits
As CMOS technology scales down, Process, Voltage, Temperature and Ageing (PVTA) variations have an increasing impact on the performance and power consumption of electronic devices. These issues may hold back the continuous ...
Low-power CMOS digital-pixel Imagers for high-speed uncooled PbSe IR applications
This PhD dissertation describes the research and development of a new low-cost medium wavelength infrared MWIR monolithic imager technology for high-speed uncooled industrial applications. It takes the baton on the latest ...
Mesura de la conductivitat de l'aigua amb elèctrodes capacitius
Electric conductivity is a good estimator of water quality. It can be measured by using cells with direct contact between the electrodes and the electrolyte, inductive cells or cells with capacitive electrodes. The use of ...
Reliability-aware memory design using advanced reconfiguration mechanisms
Fast and Complex Data Memory systems has become a necessity in modern computational units in today's integrated circuits. These memory systems are integrated in form of large embedded memory for data manipulation and ...
Design and assessment of a low-frequency magnetic measurement system for eLISA
The primary purpose of this thesis is the design, development and validation of a system capable of measuring magnetic field with low-noise conditions at sub-millihertz frequencies. Such instrument is conceived as a part ...
Assessment of trends in the cardiovascular system from time interval measurements using physiological signals obtained at the limbs
Cardiovascular diseases are an increasing source of concern in modern societies due to their increasing prevalence and high impact on the lives of many people. Monitoring cardiovascular parameters in ambulatory scenarios ...
Studies on organic solar cells based on small-molecules : tetraphenyldibenzoperiflanthene and fullerene C70
This work deals with the research on organic solar cells based on small-molecules semiconductors. In particular, organic solar cells of this thesis have been used tetraphenyldibenzoperiflanthene as donor material and ...
Contactless electrowetting
Electrowetting technology, known since more than 100 years, just recently was successfully applied for the fabrication of devices such as pixels, liquid lenses and µTas (micro total analysis systems). Some of those devices ...
Generación de falsas claves criptográficas como medida de protección frente a ataques por canal lateral
In the late 90s, Paul C. Kocher introduced the concept of differential attack focused on the power consumption of a cryptographic device. In this type of analysis the plain text sent to the device is known, and all possible ...
Contribution to the model and navigation control of an autonomous underwater vehicle
This thesis deals with the further development of an existing underwater vehicle for autonomous navigation. The vehicle was conceived to navigate over the sea surface and, at certain fixed points, to dive vertically in ...
