Now showing items 73-92 of 115
Irazabal Bengoa, Mikel (Date of defense: 2021-09-10)
The heterogeneous services with stringent requirements that are envisioned to co-exist under the fifth generation of cellular networks (5G), inexorably challenge the current Long-Term Evolution (LTE) cellular network’s ...
Lemus Cárdenas, Leticia (Date of defense: 2020-07-22)
Society is aware that the ecological predation of the planet is due to human activity. Therefore, it is necessary to carry out actions to reverse this damage. Besides, the trend of population growth in big cities and the ...
Banchs Roca, Albert (Date of defense: 2002-02-18)
In a commercial Internet, the traffic behavior is determined by the contracts between the ISPs and the users, where a user can be a dial-up user, or one corporate network or a group of individual customers or networks. ...
Reñé Vicente, Sergi (Date of defense: 2015-06-26)
Intelligent Transportation Systems (ITS) has impulsed the vehicular communications at the present time. The vehicular communications field is a hot research topic and is attracting a great interest in the automotive industry ...
Betzler, August (Date of defense: 2015-07-07)
Over the last decades, wireless technologies have become an important part of our daily lives. A plentitude of new types of networks based on wireless technologies have emerged, often replacing wired solutions. In this ...
Guasch Castelló, Sandra (Date of defense: 2016-02-05)
This PhD Thesis is the fruit of the job of the author as a researcher at Scytl Secure Electronic Voting, as well as the collaboration with Paz Morillo, from the Department of Applied Mathematics at UPC and Alex Escala, PhD ...
Mohammadzadeh, Nasibeh (Date of defense: 2022-10-06)
(English) Invoice factoring has been a popular way to provide cash flow for businesses. The primary function of a factoring system is to prevent an invoice from being factored twice. In order to prevent double factoring, ...
Rony, Rakibul Islam (Date of defense: 2022-05-13)
Older generations of wireless networks, such as 1G and 2G were deployed using leased line, copper or fibre line as backhaul. Later, in 3G and 4G, microwave wireless links have also worked as backhaul links while the ...
Guasch Murillo, Daniel (Date of defense: 2003-06-26)
Bajo la etiqueta de "Modelado y análisis de sistemas fotovoltaicos" se presentan los trabajos realizados a lo largo del doctorado. Estos estudios centran su aplicación en el área de los sistemas fotovoltaicos. Tienen por ...
Piovesan, Nicola (Date of defense: 2020-06-05)
During the last decades, mobile network operators have witnessed an exponential increase in the traffic demand, mainly due to the high request of services from a huge amount of users. The trend is of a further increase in ...
Ludovici, Alessandro (Date of defense: 2014-07-07)
This thesis focuses on the study of low-resource demanding protocols, communication techniques and software solutions to evaluate, optimise and implement Web service in WSNs. We start analysing the Web service architectures ...
Moreira Sánchez, José (Date of defense: 2013-11-13)
A traceability or fingerprinting scheme is a cryptographic scheme that facilitates the identification of the source of leaked information. In a fingerprinting setting, a distributor delivers copies of a given content to a ...
Viamonte Solé, David (Date of defense: 2019-06-16)
Signaling in Next Generation IP-based networks heavily relies in the family of multimedia signaling protocols defined by IETF. Two of these signaling protocols are RTSP and SIP, which are text-based, client-server, ...
Pupiales Yépez, Carlos (Date of defense: 2022-11-24)
(English) Initial 5G networks were deployed to satisfy the users with higher data rates. Hence, to reduce the time to market and maximize the value of already deployed infrastructure, such deployments used the Non-Standalone ...
Hejja, Khaled (Date of defense: 2019-07-15)
Most of the algorithms that solved the resource allocation problem, used to apply greedy algorithms to select the physical nodes and shortest paths to select the physical edges, without sufficient coordination between ...
Ortiz-Gaona, Raúl (Date of defense: 2020-09-16)
Online social networks (OSNs) are increasinglyused by different sectors of societywith the purpose of informing and influencing people. These sectors are: govemments, political parties, non-govemmental organizations, ...
Estrada Jiménez, José Antonio (Date of defense: 2020-10-02)
Online advertising is consistently considered as the pillar of the "free• content on the Web since it is commonly the funding source of websites. Furthermore, the option of delivering personalizad ads has tumed advertising ...
Parra Arnau, Javier (Date of defense: 2013-12-02)
In recent times we are witnessing the emergence of a wide variety of information systems that tailor the information-exchange functionality to meet the specific interests of their users. Most of these personalized information ...
Robles González, Antonio (Date of defense: 2023-10-05)
(English) Smart community services are reaching nearly every area of our daily life, often requiring private information from their users. The scope of all contributors to these services is to collaboratively share information ...
Galarza Osio, Miguel Ángel (Date of defense: 2020-01-31)
The PhD research project is framed within the plan of industrial doctorates of the “Generalitat de Catalunya”. During the investigation, most of the work was carried out at the facilities of the vehicle manufacturer SEAT, ...