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 ...
García Pastor, David (Date of defense: 2021-03-09)
Nowadays, mobile devices have become a key technology in our lives, making us become part of a connected world, in which millions of mobile handsets are sold every year. In order to satisfy the user ...
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 ...
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 ...
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 ...
Maya Sánchez, María del Carmen (Date of defense: 2003-12-15)
En esta Tesis se utiliza una técnica de fuente adaptada para medir los parámetros de ruido de transistores de efecto campo, como MESFET y HEMT. Para ello, se ha implementado un sistema de medida en el ...
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 ...
Joroughi, Vahid (Date of defense: 2015-12-02)
Satellite communication will play a central role towards fulfilling next generation 5G communication requirements. As a matter of fact, anytime-anywhere connectivity cannot be conceived without the ...
Acampora, Alessandro (Date of defense: 2013-07-30)
It is widely believed that many drawbacks in today's wireless communication paradigm might be relieved by enabling high carrier frequency transmission, and endowing both the network and the user equipment ...