Browsing by Contributor "Pérez Neira, Ana Isabel"

Now showing items 1-20 of 21

  • Alineament d'interferències, gestió d'interferències i diversitat de polarització 

    Gurrera Edo, Aniol (Universitat Politècnica de Catalunya, 2015-03-19)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] This project deals with the interference management in multiuser environments through the K-User MxN MIMO Interference Channel (IC)

  • Application of ultra-narrowband systems to low power wide area networks 

    Alonso Poal, Marina (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Open Access
    Concepts such as Internet of Things (IoT) or Machine to Machine (M2M) are gaining more and more interest as they will provide connectivity for countless number of devices. The main challenge of this paradigm is to connect ...

  • Asignación de recursos a nivel físico para entornos multi-cell 

    Nadal Reixats, Laia (Universitat Politècnica de Catalunya, 2010-06)
    Master thesis (pre-Bologna period)
    Open Access

  • Assignació de potència de baixa complexitat per sistemas OFDMA-multiantena 

    Henarejos Hernández, Pol (Universitat Politècnica de Catalunya, 2009-05)
    Master thesis (pre-Bologna period)
    Open Access
    Aquest projecte presenta una nova tècnica de gestió de recursos en escenaris de broadcasting. Concretament gestiona l’accés dels usuaris mitjançant una assignació de potència utilitzant una implementació de baixa ...

  • Beamforming design and power control for spectrum sharing systems 

    Vázquez Oliver, Miguel Ángel (Universitat Politècnica de Catalunya, 2014-01-24)
    Doctoral thesis
    Open Access
    In order to provide wireless services for the current demand of high data rate mobile applications, more spectrally efficient systems are needed. As a matter of fact, the current wireless systems are limited by a frequency ...

  • Channel state Information and joint transmitter-receiver design in multi-antenna systems 

    Pascual Iserte, Antonio (Universitat Politècnica de Catalunya, 2005-02-17)
    Doctoral thesis
    Open Access
    Esta tesis aborda el problema del diseño de sistemas multiantena, donde el caso más general corresponde a un canal multi-input-multi-output (MIMO) con un transmisor y un receptor con más de una antena. La ventaja de estos ...

  • Doppler shift compensation strategies for LEO satellite communication systems 

    Nieto Yll, Daniel (Universitat Politècnica de Catalunya, 2018-06)
    Bachelor thesis
    Open Access
    Broadband connectivity only covers one third of the earth's surface. LEO satellite communication systems can be a solution to extend and complement terrestrial networks. Nevertheless, mobile ground-terminals receive high ...

  • Exploiting spatial modulation and analog network coding for the design of energy-efficient wireless networks 

    Ntontin, Konstantinos (Universitat Politècnica de Catalunya, 2015-11-03)
    Doctoral thesis
    Open Access
    As the data rate demands of the cellular users increase, together with their number, it is expected that unprecedented capacity demands should be met in wireless networks in the forthcoming years. However, the energy ...

  • Fairness Analysis of Wireless Beamforming Schedulers 

    Bartolomé Calvo, Diego (Universitat Politècnica de Catalunya, 2005-01-12)
    Doctoral thesis
    Open Access
    Aquesta tesi es dedica a l'anàlisi de la justícia a la capa física en entorns de comunicacions amb múltiples antenes i diversos usuaris, cosa que implica un nou punt de vista sobre problemas tradicionals. Malgrat això, el ...

  • Generalized consistent estimation in arbitrarily high dimensional signal processing 

    Rubio Molina-Prados, Francisco E. (Universitat Politècnica de Catalunya, 2008-06-13)
    Doctoral thesis
    Open Access
    La teoría del procesado estadístico de la señal halla un amplio abanico de aplicaciones en los campos de las comunicaciones de datos, así como también en el procesado con agrupaciones de sensores. Ciertamente, un gran ...

  • Implementation of the LTE Listen Mode for a Femtocell 

    Majoral Ramoneda, Marc (Universitat Politècnica de Catalunya, 2014-01-10)
    Master thesis
    Restricted access - author's decision
    This project focuses on the implementation of the LTE Listen Mode functionality for a femtocell. The Listen Mode functionality is part of any LTE femtocell capabilities. The Listen Mode Functionality is the functionality ...

  • Improved Direction of Arrival (DoA) Estimators Using Partial Relaxation Approach and Random Matrix Theory 

    Schenck, David (Universitat Politècnica de Catalunya, 2019-04-15)
    Master thesis
    Restricted access - confidentiality agreement

  • MIMO designs for filter bank multicarrier and multiantenna systems based on OQAM 

    Caus López, Màrius (Universitat Politècnica de Catalunya, 2013-12-18)
    Doctoral thesis
    Open Access
    From the perspective of increasingly data rate requirements in mobile communications, it is deemed necessary to do further research so that the future goals can be reached. To that end, the radio-based communications are ...

  • Modulaciones multiportadoras para la próxima generación de sistemas satelitales 

    Villafaina Romero, David (Universitat Politècnica de Catalunya, 2016)
    Bachelor thesis
    Open Access
    Covenantee:  Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
    Current satellite standards do not employ multi-carrier modulations due to its high peak to average power. Consequently, satellite communication systems can not get benefited from the rate granularity and multiuser ...

  • Next generation multibeam satellite systems 

    Joroughi, Vahid (Universitat Politècnica de Catalunya, 2015-12-02)
    Doctoral thesis
    Open Access
    Satellite communication will play a central role towards fulfilling next generation 5G communication requirements. As a matter of fact, anytime-anywhere connectivity cannot be conceived without the presence of the satellite ...

  • OFDM smart beamforming 

    Otterstein Bolós, Paul (Universitat Politècnica de Catalunya, 2018-07)
    Bachelor thesis
    Open Access
    OFDM is the existing modulation technology used in mobile communications, which has been studied over the years to give new extensions of its principles in order to improve the communication performance to the end-users. ...

  • Polarization and index modulations : a theoretical and practical perspective 

    Henarejos Hernández, Pol (Universitat Politècnica de Catalunya, 2017-07-19)
    Doctoral thesis
    Open Access
    Radiocommunication systems have evolved significantly in recent years in order to meet present and future demands. Historically, time, frequency and more recently, spatial dimensions have been used to improve capacity and ...

  • Sistemes MIMO distribuïts asícrons de baix complexitat 

    Caus López, Màrius (Universitat Politècnica de Catalunya, 2008-07)
    Master thesis (pre-Bologna period)
    Open Access

  • Smart resource allocation: beyond the optimum 

    Henarejos Hernández, Pol (Universitat Politècnica de Catalunya, 2012-05-22)
    Master thesis
    Open Access
    [ANGLÈS] Dealing with broadcast scenarios has become a relevant topic in the scientific community. Because of interference, resource management presents a challenge, specially when spatial diversity is introduced. Many ...

  • Transceivers with positioning capabilities 

    Zhu, Yanfang (Universitat Politècnica de Catalunya, 2018-04-04)
    Master thesis
    Open Access
    The objective of this work is the analysis of various algorithms for the acquisition of GNSS signals and find an efficient acquisition algorithm that can be implemented on a software-based receiver.