Mostrando ítems 241-250 de 303
Figuerola Fernández, Sergi (Fecha de defensa: 2016-01-25)
This work was developed during a period where most of the optical management and provisioning system where manual and proprietary. This work contributed to the evolution of the state of the art of optical ...
Blanco Botana, Luis (Fecha de defensa: 2017-07-22)
This dissertation deals with different subset selection problems in wireless communications systems. These type of problems have a combinatorial nature, which makes them computationally intractable for ...
Jauk, Igor (Fecha de defensa: 2017-09-12)
Nowadays, especially with the upswing of neural networks, speech synthesis is almost totally data driven. The goal of this thesis is to provide methods for automatic and unsupervised learning from data ...
Yahyavi, Mehran (Fecha de defensa: 2016-03-18)
Power amplifiers (PAs) are one of the most crucial elements in wireless standards becasue they are the most power hungry subsystems. These elements have to face an important issue, which is the power ...
Torrellas Socastro, Marc (Fecha de defensa: 2016-02-10)
The emergence of very capable mobile terminals, e.g. smartphones or tablets, has dramatically increased the demand of wireless data traffic in recent years. Current growth forecasts elucidate that ...
Calvo Fullana, Miguel (Fecha de defensa: 2017-07-25)
Long thought to be an unattainable ambition, self-sustainable and green-powered wireless networks are rapidly becoming a reality. This is driven by recent hardware improvements in what is known as Energy ...
Molina Oliveras, Francesc (Fecha de defensa: 2021-10-06)
In the transition towards the next generation of wireless technology systems, the increasing number of devices curbs the potential of current wireless networks to cope with such increases in network ...
Montero Herrera, Rafael (Fecha de defensa: 2020-07-23)
Upon the demanding requirements brought by next-generation services, current network infrastructures are required to evolve in the way they manage different types of resources at the data layer. To this ...
Zewoudie, Abraham Woubie (Fecha de defensa: 2017-09-20)
Speaker diarization has received several research attentions over the last decade. Among the different domains of speaker diarization, diarization in meeting domain is the most challenging one. It usually ...
Alonso Arroyo, Alberto (Fecha de defensa: 2016-11-10)
This PhD thesis researches the use of passive remote sensing techniques using signals transmitted from the navigation satellites (GNSS) in order to retrieve different geophysical parameters. The thesis ...