Recent Submissions

Contributions to energy-efficient multi-radio architectures for novel IoT scenarios 

Sánchez Vital, Roger (Date of defense: 2025-09-09)

(English) As wireless networks continue to evolve to support a growing variety of applications, energy efficiency has become a critical design requirement, particularly for devices operating on constrained power sources. ...

Contribution to network management of beyond 5G networks: management and orchestration architecture to support microservice-based services 

Ssemakula, John Bosco (Date of defense: 2024-09-25)

(English) The thesis has contributed to the research on network management for the provisioning of future services, which we refer to as the Future Service Deployment Problem (FSDP). In this thesis, different deployment ...

Cellular IoT in future non-terrestrial networks 

Kellermann, Timo Nicolas (Date of defense: 2025-07-15)

(English) Terrestrial cellular networks cover only 15% of Earth's surface, leaving vast regions without IoT connectivity. While sparse Low Earth Orbit satellite constellations offer global coverage potential, they exhibit ...

Syntactic privacy in continuous data publishing 

Tobar Nicolau, Adrián (Date of defense: 2024-09-18)

(English) The issue of data sharing and the protection of individual privacy is a significant challenge in modern society. The concept of privacy preserving data publishing addresses this problem by enabling the sharing ...

A deep dive into Ethereum's PoS transition: protocol design choices and their empirical unexpected limitations 

Cortes Goicoechea, Mikel (Date of defense: 2024-09-26)

(English) The advent of the internet, marked by pivotal developments such as the launch of Arpanet and the standardization of HTTP, has irrevocably changed the fabric of modern society. Centralized platforms like Microsoft, ...

Enhanced dynamic bandwidth algorithms for passive optical networks 

Haastrup, Adebanjo (Date of defense: 2024-07-10)

(English) The telecommunications industry faces rapid changes due to the deployment of ultra-high speed access networks (5G and beyond, fiber-to-the-home), promising unparalleled experiences with high bandwidth and low ...

Contribution to the enhancement of IoT-based application development and optimization of underwater communications, by artificial intelligence, edge computing, and 5G networks and beyond, in smart cities/seas 

Cepeda Pacheco, Juan Carlos (Date of defense: 2024-06-19)

(English) 6G networks have emerged as a revolutionary breakthrough, promising ultra-fast and reliable connectivity that redefines the way we interact with the digital world. This new generation of networks not only drives ...

Convergence of contrained and non-constrained communication standards 

Cervià Caballé, Martí (Date of defense: 2022-12-21)

(English) As the Internet of Things (IoT) deployment proceeds, the number of radio solutions used in the Wireless Sensor Network (WSN) space increases. This well-known process has led to fragmentation in the IoT space, as ...

Contribution to smart management services for electric vehicle charging using vehicular networks 

Barbecho Bautista, Pablo Andrés (Date of defense: 2022-05-19)

(English) The most promising solution to reduce carbon emissions due to transportation is migrating from fossil-fuel vehicles to electric vehicles (EVs). In recent years, the decisive shift of drivers to use EVs has been ...

AI/ML for multi-technology RAN automation with full and limited infrastructure support 

Ali, Zoraze (Date of defense: 2023-11-15)

(English) This thesis studies and proposes solutions to some of the most relevant challenges in the Radio Access Network (RAN) management arising from its evolution beyond 5G and towards 6G. The tackled problems are selected ...

Private user-centric management of electronic services in smart communities 

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 ...

Performance improvements for multi-radio dual connectivity in mobile networks 

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 ...

Contributions to IPv6 support over low rate low power wireless networks 

Aguilar Romero, Sergio (Date of defense: 2023-07-06)

(English) The main objective of this thesis is contributing to IPv6 support over Low Rate Low Power Wireless Networks (LRLPWNs). One family of LRLPWNs is Low Power Wide Area Networks (LPWANs), which includes technologies ...

Control strategy and predictive methods for performance and component lifetime enhancement in vehicle powertrain 

Martín Prieto, Álvaro (Date of defense: 2023-04-26)

(Enlish) In the past years, battery electric vehicles have been gaining market share. These vehicles are progressively seen as a viable option by customers of all kind. However, although manufacturers and research institutions ...

Contributions to the evaluation and improvement of LoRaWAN 

Casals Ibáñez, Lluís (Date of defense: 2023-05-30)

(English) Low Power Wide Area Network (LPWAN) technologies have gained significant momentum as wireless solutions for implementing Internet of Things (IoT) applications and services. The unique set of LPWAN features, such ...

Viewability contributions towards a better online advertising ecosystem 

Expósito Ventura, Marta (Date of defense: 2023-04-20)

(English) Online advertising makes possible most of the freely available online content and services. However, it is far from being mature and there are still controversial topics that need to be addressed. One of these ...

Strategies for improving resilience in distributed communication systems 

Llorens Carrodeguas, Alejandro (Date of defense: 2023-01-26)

(English) With the development of industry and society, new verticals have emerged such as Industry 4.0, cooperative sensing, and massive IoT. These verticals require network robustness and availability to maintain high ...

Strategies for UPF placement in 5G and beyond networks 

Leyva Pupo, Irian (Date of defense: 2023-01-26)

(English) This doctoral thesis focuses on the design of strategies (i.e., exact and heuristic-based methods) to optimize the placement and reconfiguration of user plane functions (UPFs) in 5G and beyond networks. These ...

Invoice factoring through blockchain technology 

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, ...

Contribution to the system architecture design for electromagnetic nano-network communications 

Galal Mahmoud Ibrahim, Akram (Date of defense: 2022-10-10)

(English) A nano-network is a communication network at the nano-scale between nano-devices. Nanodevices face certain challenges in functionalities, because of limitations in their processing capabilities and power management ...