Caus López, Màrius (Date of defense: 2013-12-18)
From the perspective of increasingly data rate requirements in mobile communications, it is deemed necessary to do further research so that the future goals can be reached. To that end, the radio-based ...
Ramírez Jávega, Francisco (Date of defense: 2016-01-20)
The main goal of this thesis is to develop lossless compression schemes for analog and binary sources. All the considered compression schemes have as common feature that the encoder can be represented ...
Barrios Porras, Ricardo (Date of defense: 2013-05-17)
Free-space optical (FSO) communications is drawing increasing attention as a promising technology to overcome bandwidth shortage, of an evermore crowded wireless marketplace. Currently radio-frequency ...
Sayyad Khodashenas, Pouria (Date of defense: 2014-06-05)
Triggered by emerging services such as high-definition video distribution or social networking, the IP traffic volume has been exponentially increasing to date. Furthermore, the traffic growth rate will ...
Mekikis, Prodromos-Vasileios (Date of defense: 2017-11-13)
Undeniably, the progress in wireless networks during the last two decades is extraordinary. However, the ever-increasing upward trend in the numbers of wireless devices that will overwhelm every field ...
Casamitjana Díaz, Adrià (Date of defense: 2019-12-20)
Alzheimer's disease (AD) is a neurodegenerative disorder that constitutes the most common dementia pathology. It represents a global epidemic that expands exponentially as the life expectancy increases ...
Sekulic, Ivan (Date of defense: 2019-06-13)
Les Equacions Integrals superficials més importants són l'Equació de Camp Elèctric (EFIE), per a l'anàlisi de la dispersió electromagnètica d'objectes conductors perfectes (PEC), i la formulació ...
Lagunas Targarona, Eva (Date of defense: 2014-03-07)
Signal acquisition is a main topic in signal processing. The well-known Shannon-Nyquist theorem lies at the heart of any conventional analog to digital converters stating that any signal has to be sampled ...
Pérez Mayos, Javier (Date of defense: 2012-07-03)
The objective of this dissertation is to study and develop techniques to decompose the speech signal into its two main components: voice source and vocal tract. Our main efforts are on the glottal pulse ...
Centolanza, Giuseppe (Date of defense: 2015-10-23)
The Earth is continuously monitored by sensors capable of providing diversified information about several phenomena. In particular Synthetic Aperture Radar (SAR) is able to observe the Earth in all-day ...