Now showing items 1-17 of 17

    • A real-time FPGA-based implementation of a high-performance MIMO-OFDM mobile WiMAX transmitter 

      Font Bach, Oriol; Bartzoudis, Nikolaos; Pascual Iserte, Antonio; López Bueno, David (2011)
      Conference report
      Open Access
      The Multiple Input Multiple Output (MIMO)-Orthogonal Frequency Division Multiplexing (OFDM) is considered a key technology in modern wireless-access communication systems. The IEEE 802.16e standard, also denoted as ...
    • Ampliació, desplegament i integració del sistema de vídeo vigilància de trànsit a la xarxa municipal de L’Hospitalet de Llobregat 

      Calvera Sanchez, Daniel (Universitat Politècnica de Catalunya, 2018-06-14)
      Bachelor thesis
      Restricted access - confidentiality agreement
      In recent years, the smart city concept has evolved from fiction to reality. Nowadays, many cities are investing in the use of new technologies for satisfying citizen's needs and the expansion of their communication networks ...
    • Characterization of the distortion of OFDM/OQAM modulations under frequency selective channels 

      Mestre Pons, Francesc X.; Sánchez Fernández, Matilde; Pascual Iserte, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Conference lecture
      Restricted access - publisher's policy
      Filterbank based multicarrier modulations are well known to perform poorly in frequency selective channels when single tap carrier-by-carrier equalization is used. This degradation is cased by the inherent distortion ...
    • Construcción de un modelo de nodo híbrido de red inalámbrica WiMAX - Red Óptica Pasiva (PON) 

      González Gamero, Antonio; González Rojas, Carlos (Universitat Politècnica de Catalunya, 2009-06-25)
      Bachelor thesis
      Open Access
    • Design, implementation and testing of a real-time mobile WiMAX testbed featuring MIMO technology 

      Font Bach, Oriol; Bartzoudis, Nikolaos; Pascual Iserte, Antonio; López Bueno, David (2010-05)
      Conference lecture
      Open Access
    • Diseño e implementación con DSP de un modulador Wimax 

      Sánchez Sierra, Carlos (Universitat Politècnica de Catalunya, 2007-10-29)
      Master thesis (pre-Bologna period)
      Open Access
      Se trata de un tema de desarrollo tecnológico de actual interés que permite la conexión inalámbrica de banda ancha dentro del concepto de “triple play” (voz, imagen y datos), permitiendo mayores alcances y capacidades ...
    • Eina de planificació de xarxes WiMAX mòbils 

      Mata Vegas, Carles-Xavier (Universitat Politècnica de Catalunya, 2007-09-28)
      Master thesis (pre-Bologna period)
      Open Access
      Aquest document conté el disseny d’una eina de planificació cel·lular basada en la tecnologia WiMAX, implementant les característiques obligatòries contemplades a l’estàndard IEEE 802.16e. Inicialment es realitza una ...
    • Evaluación de un mecanismo de acceso al medio mejorado en redes de acceso híbridas EPON-WiMAX 

      Arribas Díaz, Carlos Guillermo (Universitat Politècnica de Catalunya, 2010-02-19)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • Guard capacity implementation in OPNET modeler WiMAX suite 

      Vassileva Vesselinova, Natalia; Koucheryavy, Yevgeni; Barceló Arroyo, Francisco (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
      Conference report
      Restricted access - publisher's policy
      Admission Control (AC) algorithms in mobile cellular networks support continuity of active communication sessions by guaranteeing availability of free resources. In this paper, we first describe the factors that condition ...
    • Handover Algorithm for WiMAX Technology 

      Llibre Beltri, Alejandro (Universitat Politècnica de Catalunya, 2016-02-11)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Simon Fraser University
      WiMAX is the acronym for “Worldwide Interoperability for Microwave Access”. WiMAX technology is becoming more popular and is continuously improving. One of its main characteristics is that it can cover large geographical ...
    • Joint TOA and DOA estimation compliant with IEEE 802.15.4a standard 

      Lagunas Targarona, Eva; Nájar Martón, Montserrat; Navarro, Monica (2010)
      Conference report
      Open Access
      Ultra-WideBand (UWB) technology offers the potential of achieving high ranging accuracy through signal Time-Of-Arrival (TOA) measurements, even in harsh enviroments due to its ability to resolve multipath and penetrate ...
    • Multi-cell Coordination Techniques for DL OFDMA Multi-hop Cellular Networks 

      Villaescusa Requena, David (Universitat Politècnica de Catalunya, 2010)
      Master thesis (pre-Bologna period)
      Open Access
      The main objective of this project is to design coordinated spectrum sharing and reuse techniques among cells with the goal of mitigating interference at the cell edge and enhance the overall system capacity. The performance ...
    • Multiple lookup table predistortion for adaptive modulation 

      Gilabert Pinal, Pere Lluís; Bertran Albertí, Eduardo; Montoro López, Gabriel (Institute of Electrical and Electronics Engineers (IEEE), 2005-12)
      Article
      Open Access
      This paper presents a multiple LUT digital adaptive predistorter based on a Hammerstein model that uses the return channel to feed back information from the receiver, concretely the bit error rate (BER), in order to ...
    • Performance comparison between FBMC and OFDM in MIMO systems under channel uncertainty 

      Payaró Llisterri, Miquel; Pascual Iserte, Antonio; Nájar Martón, Montserrat (2010)
      Conference report
      Open Access
    • Planificación y desarrollo de sistemas de video vigilancia digital vía WIMAX 

      Rodríguez Reyes, Iñaki (Universitat Politècnica de Catalunya, 2012-05-24)
      Bachelor thesis
      Open Access
      En la actualidad, la mayoría de sistemas de comunicación y transmisión son digitales o se han incorporado al mundo “IP”. Es una tendencia clara para el mundo tecnológico actual aunque algunos sectores se resistan a dar ...
    • TOA Estimation in UWB: Comparison between time and frequency domain processing 

      Lagunas Targarona, Eva; Taponecco, Lorenzo; Nájar Martón, Montserrat; D'Amico, Antonio (2010)
      Conference report
      Open Access
      A comparison between time and frequency domain TOA estimators compliant with the 802.15.4a Standard has been made. The time domain estimator is done in two stages. One has the goal of identify the rst pulse in each symbol ...
    • Wimax y su analisis para el proyecto BAR 

      Ruiz Fuentes, Mercedes (Universitat Politècnica de Catalunya, 2016-06-10)
      Master thesis (pre-Bologna period)
      Open Access
      Study WIMAX solution in the BAR project