Departament de Teoria del Senyal i Comunicacions
Recent Submissions
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Mobile 5G millimeter-wave multi-antenna systems
(Universitat Politècnica de Catalunya, 2022-07-21)
Doctoral thesis
Open AccessMassive antenna architectures and millimeter-wave bands appear on the horizon as the enabling technologies of future broadband wireless links, promising unprecedented spectral efficiency and data rates. In the recently ... -
Data and methods for a visual understanding of sign languages
(Universitat Politècnica de Catalunya, 2022-06-27)
Doctoral thesis
Open AccessSigned languages are complete and natural languages used as the first or preferred mode of communication by millions of people worldwide. However, they, unfortunately, continue to be marginalized languages. Designing, ... -
Study and application of spectral monitoring techniques for optical network optimization
(Universitat Politècnica de Catalunya, 2021-11-18)
Doctoral thesis
Open AccessOne of the possible ways to address the constantly increasing amount of heterogeneous and variable internet traffic is the evolution of the current optical networks towards a more flexible, open, and disaggregated paradigm. ... -
Three dimensional temporal-spatial model based SAR algorithms for monitoring large gradient deformations in mining area
(Universitat Politècnica de Catalunya, 2022-05-13)
Doctoral thesis
Open AccessFirstly, an External Model Deformation Decomposition based Persistent Scatters Interferometry (EMDD-PSI) method has been proposed. This method first uses original interferograms to optimize the parameters of the external ... -
Contribution to the modelling and evaluation of radio network slicing solutions in 5G
(Universitat Politècnica de Catalunya, 2022-04-06)
Doctoral thesis
Open AccessNetwork slicing is a key feature of 5G architecture that allows the partitioning of the network into multiple logical networks, known as network slices, where each of them is customised according to the specific needs of ... -
Learning multilingual and multimodal representations with language-specific encoders and decoders for machine translation
(Universitat Politècnica de Catalunya, 2022-03-18)
Doctoral thesis
Open AccessThis thesis aims to study different language-specific approaches for Multilingual Machine Translation without parameter sharing and their properties compared to the current state-of-the-art based on parameter-sharing. We ... -
Allocation designs for massive multiple access with interference cancellation
(Universitat Politècnica de Catalunya, 2021-10-06)
Doctoral thesis
Open AccessIn 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 density. Wireless ... -
Transmission impairments mitigation in next generation coherent optical access networks
(Universitat Politècnica de Catalunya, 2021-09-08)
Doctoral thesis
Open AccessWorldwide, the coherent technologies have revolutionized the optical communication systems, significantly increasing the capacity of the fiber channel owing to transmission of advanced modulation formats and effective ... -
Machine learning assisted QoT estimation for optical networks optimization
(Universitat Politècnica de Catalunya, 2021-09-28)
Doctoral thesis
Open AccessThe tremendous increase in data traffic has spurred a rapid evolution of the optical networks for a reliable, affordable, cost effective and scalable network infrastructure. To meet some of these requirements, network ... -
Development of novel instruments and techniques for passive microwave remote sensing
(Universitat Politècnica de Catalunya, 2021-06-17)
Doctoral thesis
Open AccessEarth Observation using satellites has helped to better model our planet. The goal of such systems is to provide large data sets to help to understand the effects of our actions on the climate, to predict storms in near ... -
Wireless sensors embedded in high permittivity lossy media
(Universitat Politècnica de Catalunya, 2021-06-29)
Doctoral thesis
Open AccessThe design of wireless sensors for operation embedded in a medium with high losses creates a series of additional constraints that should be taken into consideration at design stage to enhance sensor performance. In such ... -
Sports broadcasting and multiple object tracking with deep learning methods
(Universitat Politècnica de Catalunya, 2021-03-17)
Doctoral thesis
Open AccessSince less than a decade ago, deep learning techniques started to dominate many different fields, revolutionizing the possibilities of artificial intelligence. Seeing their potential, industrial sectors started to invest ...
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