Mostrando ítems 167-186 de 209
Jordana Barnils, Josep (Fecha de defensa: 1999-04-09)
La conservació i protecció del medi ambient estan adquirint cada cop més importància. Un dels factors que influeixen més en la seva degradació és la contaminació. Aquesta tesi es centra en la contaminació del subsòl. com ...
Gasulla Forner, Manuel (Fecha de defensa: 1999-04-09)
El objetivo de este trabajo es la obtención de imágenes de la distribución de impedancia eléctrica en el subsuelo a partir de medidas realizadas desde la superficie. El estudio se centra en la localización de objetos locales ...
Fernández Chimeno, Mireya (Fecha de defensa: 1996-07-02)
Para la detección no invasiva de la señal del haz de his latido a latido, es necesario que el nivel de ruido e interferencias presentes en el registro sea extremadamente bajo. El estudio del entorno de medida donde se ...
Sória Pérez, José A. (José Antonio) (Fecha de defensa: 2013-01-21)
This thesis deals with the automatic detection of features in signals, either extracted from photographs or captured by means of electronic sensors, and its possible application in the detection of morphological structures ...
Abdelhameed, Mohamed Ahmed Saad (Fecha de defensa: 2018-06-13)
Internet of Things (IoT), as broadband network connecting every physical objects, is becoming more widely available in various industrial, medical, home and automotive applications. In such network, the physical devices, ...
Landauer, Gerhard Martin (Fecha de defensa: 2014-07-07)
This thesis presents a body of work on the modeling of and performance predictions for carbon nanotube field-effect transistors (CNFET) and graphene field-effect transistors (GFET). While conventional silicon-based CMOS ...
Fernández Palomeque, Efrén Esteban (Fecha de defensa: 2019-03-20)
The applications of electric traction systems currently focus on developing technologies with greater energy efficiency and lower environmental impact. Manufacturers of hybrid and electric vehicles are looking for ways to ...
Tapia Tlatelpa, Tecilli (Fecha de defensa: 2019-10-03)
Water pollution is an alarming problem that endangers the health of all living beings. The textile industry is listed as one of the most contaminating industries, since in order to carry out its dyeing and finishing ...
Barrenechea Gruber, Roberto Carlos (Fecha de defensa: 2019-01-11)
In this work, a new algorithm for the multiobjective optimization of low and medium voltage electrical grids and microgrids is proposed. The originally nonlinear planning model is linearized using the economic current ...
Soto Vargas, Javier E. (Fecha de defensa: 2014-07-02)
This dissertation describes a novel unconventional self-adaptive hardware architecture with capacity for parallel processing. For scalability issues, this bioinspired architecture is based on a regular array of homogeneous ...
López Julià, Toni (Fecha de defensa: 2010-06-18)
Synchronous buck converter based multiphase architectures are evaluated to determine whether or not the most widespread voltage regulator topology can meet the power delivery requirements of next generation computer m ...
Pous Solà, Marc (Fecha de defensa: 2015-04-24)
In the Electromagnetic Compatibility research area, an unsolved interference problem is the measurement and evaluation of the distortion produced by radiated transient disturbances on digital communication systems. This ...
Gómez Fernández, Sergio (Fecha de defensa: 2014-10-17)
The deployment delays for EUVL, forces IC design to continue using 193nm wavelength lithography with innovative and costly techniques in order to faithfully print sub-wavelength features and combat lithography induced ...
Escudero López, Manuel (Fecha de defensa: 2020-05-22)
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 ...
Pouyan, Peyman (Fecha de defensa: 2015-11-16)
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 ...
Cosp Vilella, Jordi (Fecha de defensa: 2002-07-08)
Els avanços en neurociència han portat el desenvolupament de models complexes de neurones artificials semblants a les seves contraparts biològiques. Aquests models han millorat la funcionalitat de les xarxes neuronals ...
Nescolarde Selva, Lexa (Fecha de defensa: 2006-07-20)
The main objective of this thesis is to contribute to the prevention and control of the cardiovascular risk, hydration state and nutritional state in dialysis patients using non-invasive electrical impedance measurements. ...
Hernández García, David (Fecha de defensa: 2014-10-23)
Un dels límits fonamentals que afecta l'eficiència de conversió en cèl·lules fotovoltaiques és la distribució espectral de la radiació solar. D'una banda, només els fotons amb energia superior al gap del semiconductor poden ...
Neagu, Mădălin (Fecha de defensa: 2017-09-08)
The main objective of this thesis is to bring new contributions to the self-healing and secure systems domain. In particular, to develop a self-healing technique for memory systems and to increase security of memory systems, ...
Rius Vázquez, Josep (Fecha de defensa: 1997-06-13)
El objetivo de la tesis es realizar aportaciones en el campo de las estrategias de test basadas en la vigilancia del consumo quiescente de los circuitos integrados CMOS y de los sensores utilizados para dicho fin (test de ...