Recent Submissions

  • Mobile 5G millimeter-wave multi-antenna systems 

    Ballesteros Sánchez, Christian (Universitat Politècnica de Catalunya, 2022-07-21)
    Doctoral thesis
    Open Access
    Massive 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 

    Cardoso Duarte, Amanda (Universitat Politècnica de Catalunya, 2022-06-27)
    Doctoral thesis
    Open Access
    Signed 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 

    Locatelli, Fabiano (Universitat Politècnica de Catalunya, 2021-11-18)
    Doctoral thesis
    Open Access
    One 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 

    Du, Sen (Universitat Politècnica de Catalunya, 2022-05-13)
    Doctoral thesis
    Open Access
    Firstly, 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 

    Vilà Muñoz, Irene (Universitat Politècnica de Catalunya, 2022-04-06)
    Doctoral thesis
    Open Access
    Network 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 

    Escolano Peinado, Carlos (Universitat Politècnica de Catalunya, 2022-03-18)
    Doctoral thesis
    Open Access
    This 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 

    Molina Oliveras, Francesc (Universitat Politècnica de Catalunya, 2021-10-06)
    Doctoral thesis
    Open Access
    In 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 

    Tabares Giraldo, Jeison (Universitat Politècnica de Catalunya, 2021-09-08)
    Doctoral thesis
    Open Access
    Worldwide, 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 

    Mahajan, Ankush (Universitat Politècnica de Catalunya, 2021-09-28)
    Doctoral thesis
    Open Access
    The 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 

    Muñoz Martin, Joan Francesc (Universitat Politècnica de Catalunya, 2021-06-17)
    Doctoral thesis
    Open Access
    Earth 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 

    González López, Giselle (Universitat Politècnica de Catalunya, 2021-06-29)
    Doctoral thesis
    Open Access
    The 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 

    Girbau Xalabarder, Andreu (Universitat Politècnica de Catalunya, 2021-03-17)
    Doctoral thesis
    Open Access
    Since 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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