Mesodiakaki, Agapi (Date of defense: 2015-11-09)
The main objective of this thesis is to propose and evaluate medium access layer algorithms, that will exploit different types of cognition to provide energy and spectrum efficiency enhancement. In ...
Sacristán Murga, Daniel Francisco (Date of defense: 2012-07-19)
This dissertation deals with the proper design of efficient feedback strategies for Multiple-Input Multiple-Output (MIMO) communication systems. MIMO systems outperform single antenna systems in terms ...
García Rigo, Alberto (Date of defense: 2012-12-17)
Two research studies have been addressed in this thesis. Both of them are of actual scientific interest and are based on processing GNSS data. The first part of this thesis is devoted to GNSS detection ...
Vicente Rodrigo, Jesús (Date of defense: 2012-03-09)
La síntesis de tensión alterna a partir de continua mediante la generación de señales de modulación de anchura de pulsos (PWM) representa un método económico y eficaz de realización de dicha transformación, ...
Datsika, Eftychia (Date of defense: 2018-11-26)
As numerous mobile applications and over-the-top (OTT) services emerge and mobile Internet connectivity becomes ubiquitous, the provision of high quality of service (QoS) is more challenging for mobile ...
Varas González, David (Date of defense: 2016-11-14)
In this thesis, we exploit the hierarchical information associated with images to tackle two fundamental problems of computer vision: video object segmentation and video segmentation. In the first part ...
Pérez López, Carlos (Date of defense: 2016-07-12)
Parkinson's Disease (PD) is a neurodegenerative disorder that currently does not have any known cure. Although there are treatments that enable patients to have a good quality of life over many years, ...
Navarrete Hurtado, Hugo Ariel (Date of defense: 2016-01-29)
Speckle noise appears when coherent illumination is employed, as for example Laser, Synthetic Aperture Radar (SAR), Sonar, Magnetic Resonance, X-ray and Ultrasound imagery. Backscattered echoes from ...
Alonso del Pino, María (Date of defense: 2013-10-25)
Terahertz is the portion of the spectrum that covers a frequency range between 300 GHz - 3 THz. This frequency band has proven its potential for imaging applications thanks to the good compromise between ...
Querol Borràs, Jorge (Date of defense: 2018-11-09)
Radio-Frequency Interference (RFI) signals are undesired signals that degrade or disrupt the performance of a wireless receiver. RFI signals can be troublesome for any receiver, but they are especially ...