Now showing items 21-40 of 111
Vincenzi, Matteo (Date of defense: 2022-07-18)
The explosion in data traffic, the physical resource constraints, and the insufficient financial incentives for deploying 5G networks, stress the need for a paradigm shift in network upgrades. Typically, operators are also ...
Tipantuña Tenelema, Christian José (Date of defense: 2022-03-29)
Ever-increasing energy consumption, the depletion of non-renewable resources, the climate impact associated with energy generation, and finite energy-production capacity are important concerns worldwide that drive the ...
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 ...
Bojovic, Biljana (Date of defense: 2022-01-12)
This PhD thesis has the characteristic to span over a long time because while working on it, I was working as a research engineer at CTTC with highly demanding development duties. This has delayed the deposit more than I ...
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 ...
Hamouda, Ahmed Mohamed Abdelaty Elmekkawi (Date of defense: 2021-09-30)
The upcoming Beyond Fifth Generation networks aim to meet network services characterized by low latency and high reliability among others in different slices to provide a high-quality user experience. However, existing ...
Ruiz-de-Azua Ortega, Joan Adrià (Date of defense: 2020-11-09)
The space is experiencing a revolution due to the em ergence of satellite services to satisfy environmental, socio-econom ic, and geo-political demands. Earth Observation satellite systems have become dependable resources ...
Baños González, Víctor Hugo (Date of defense: 2020-10-18)
The most essential part of the Internet of Things (IoT) infrastructure is the wireless communication system that acts as a bridge for the delivery of data and control messages between the connected things and the Internet. ...
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 ...
Rodríguez Hoyos, Ana Fernanda (Date of defense: 2020-10-21)
For some time now, big data applications have been enabling revolutionary innovation in every aspect of our daily life by taking advantage of lots of data generated from the interactions of users with technology. Supported ...
Jain, Akshay (Date of defense: 2020-10-01)
Many mechanisms that served the legacy networks till now, are being identified as being grossly sub-optimal for 5G networks. The reason being, the increased complexity of the 5G networks compared previous legacy systems. ...
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 ...
Darroudi, Seyed Mahdi (Date of defense: 2020-09-29)
Bluetooth Low Energy (BLE) has become a popular Internet of Things (IoT) technology. However, it was originally designed to only support the star topology. This PhD thesis investigates and evaluates different Bluetooth Low ...
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, ...
Santoyo González, Alejandro (Date of defense: 2020-09-08)
This thesis focuses on how to optimize the placement of the Edge Computing infrastructure for upcoming 5G networks. To this aim, the core contributions of this research are twofold: 1) a novel heuristic called Hybrid ...
Temesgene, Dagnachew Azene (Date of defense: 2020-07-21)
Due to the rapid growth of mobile data traffic, future mobile networks are expected to support at least 1000 times more capacity than 4G systems. This trend leads to an increasing energy demand from mobile networks which ...
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 ...
Trinh, Hoang Duy (Date of defense: 2020-06-10)
This thesis collects the research works I pursued as Ph.D. candidate at the Universitat Politecnica de Catalunya (UPC). Most of the work has been accomplished at the Mobile Network Department Centre Tecnologic de ...
Astudillo León, Juan Pablo (Date of defense: 2020-06-09)
Nowadays, we live in a modern society in which people and devices are interconnected anywhere and anytime. Under this premise, both the infrastructure and the services offered have evolved and diversified in a drastic way. ...
Tomàs-Buliart, Joan (Date of defense: 2020-03-04)
The main characteristic of fingerprinting codes is the need of high error-correction capacity due to the fact that they are designed to avoid collusion attacks which will damage many symbols from the codewords. Moreover, ...