Mostrando ítems 51-60 de 73
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 ...
Rojas Hernández, Miguel Ángel (Fecha de defensa: 2019-11-20)
Nowadays, the growing demand for frequency-free bands for new emerging wireless technologies and fixed frequency allocation policies in the use of the radio spectrum have resulted in a saturation of the ...
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 ...
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 ...
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 ...
González Haro, Cristina (Fecha de defensa: 2015-05-22)
Ocean currents are a key component to understanding many oceanic and climatic phenomena and knowledge of them is crucial for both navigation and operational applications. Therefore, a key problem in ...
Saeed, Umar (Fecha de defensa: 2016-07-22)
The Atmospheric Boundary Layer Height (ABLH) is an important parameter in weather forecasting, meteorology, avionics, and air-quality and dispersion models. Local development of the Atmospheric Boundary ...