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Ara es mostren els items 141-160 de 164

    • Selection of the reference anchor node by using SNR in TDOA-based positioning 

      René Jativa, E.; Ortiz, Diego; Venegas, Pablo; Vidal Manzano, José (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This article studies the positioning problem for wireless networks when TDOA measures are used and the reference anchor node is not previously known. We carried out various experiments to show the impact on accuracy when ...

    • Signal-timing offset compensation in dense TDD OFDM-based networks 

      Agustín de Dios, Adrián; Lagén Morancho, Sandra; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés obert
      Orthogonal Frequency Division Multiplexing (OFDM)-based networks rely on time synchronization to obtain their best performance. Time synchronization with neighboring nodes can be satisfied by increasing the cyclic prefix ...

    • Software Radio para antenas inteligentes en comunicaciones personales multistandard 

      Vidal Manzano, José; Cabrera-Bean, Margarita; Fonollosa, Javier R; Lagunas Hernandez, Miguel A.; Mestre, Xavier; Mestre Pons, Francesc X.; Pérez Neira, Ana Isabel (Patrocinadores: Alcatel, Indra, Amper y otros, 1998)
      Text en actes de congrés
      Accés obert

    • Space-Time diversity for NLOS mitigation in TDOA-based positioning systems 

      René Jativa, E.; Garzon, Esteban; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      This paper studies the potential impact of using space-Time information in the mitigation of the Non-LineOf-Sight condition in mobile subscriber's positioning systems. First of all, this work discusses the positioning ...

    • Space-time front-ends for RAKE receivers in the FDD mode of UTRA 

      Vidal Manzano, José; Cabrera-Bean, Margarita; Agustín de Dios, Adrián (AMADEIA. Association Marocaine pour le Développement de l'Electrique, l'Electronique, l'Informatique et l'Automatique, 2000-01)
      Article
      Accés obert
      A unified and general vision of different space-time processors is presented. Many popular receivers can be accomodated, like V-RAKE receivers, weighted V-RAKE, or spatial narrowband beamforming. By making appropriate ...

    • Spatial processing for frequency diversity schemes 

      Lagunas Hernandez, Miguel A.; Pérez Neira, Ana Isabel; Amin, Moeness; Vidal Manzano, José (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2000-02-28)
      Article
      Accés obert
      A novel technique to obtain optimum blind spatial processing for frequency diversity spread spectrum (FDSS) communication systems is introduced. The sufficient statistics for a linear combiner, which prove ineffective ...

    • State-of-the-art assessment of 5G mmWave communications 

      Agustín de Dios, Adrián; Vidal Manzano, José; Corre, Yoann; Gougeon, Gregory; Letourneux, Florian; Basavarajappa, Vedaprabhu; Bedia, Beatri; Tan, Yi (2016-04-30)
      Report de recerca
      Accés obert
      Main objective of the European 5Gwireless project, which is part of the H2020 Marie Slodowska- Curie ITN (Innovative Training Networks) program resides in the training and involvement of young researchers in the elaboration ...

    • Stochastic resource allocation with a backhaul constraint for the uplink 

      Rubio López, Javier; Muñoz Medina, Olga; Pascual Iserte, Antonio; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      We propose a novel stochastic radio resource alloca- tion strategy for the uplink that achieves long-term fairness in terms of similar bitrates considering backhaul and air-interface capacity limitations. We focus on a ...

    • System identification using a linear combination of cumulant slices 

      Rodríguez Fonollosa, José Adrián; Vidal Manzano, José (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1993-07-01)
      Article
      Accés obert
      In this paper we develop a new linear approach to identify the parameters of a moving average (MA) model from the statistics of the output. First, we show that, under some constraints, the impulse response of the system ...

    • Technoeconomic evaluation of cooperative relaying transmission techniques in OFDM cellular networks 

      Moral, Antolín; Vidal Manzano, José; Pérez, Jorge; Agustín de Dios, Adrián; Marina, Ninoslav; Host-Madsen, Anders (HINDAWI, 2011-02-27)
      Article
      Accés restringit per política de l'editorial
      We evaluate the costs in the deployment of a 4G relay-assisted network in the 2.6GHz band following a technoeconomic methodology that departs fromcell dimensioning based on spectral efficiency and outage capacity requirements. ...

    • Tema 3: Análisis de componentes independientes (ICA) 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2006)
      Apunts
      Accés obert

    • Tema 4.1: K-Nearest - Métodos transformados para la compresión de imagen 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2004)
      Apunts
      Accés obert

    • Tema 5. Clustering 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2006)
      Problema, exercici
      Accés obert

    • Técnicas Independientes del Algoritmo 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2005)
      Apunts
      Accés obert

    • The DoF of the 3-User (p, p+1) MIMO Interference Channel 

      Torrellas Socastro, Marc; Agustín de Dios, Adrián; Vidal Manzano, José; Muñoz Medina, Olga (2014-11-01)
      Article
      Accés restringit per política de l'editorial
      The degrees of freedom (DoF) of the 3-user multiple-input multiple-output (MIMO) interference channel (IC) with full channel state information and constant channel coefficients are investigated when (p, p + 1) antennas are ...

    • The TUCAN3G project: wireless technologies for isolated rural communities in developing countries based on 3G small-cell deployments 

      Martínez Fernández, Andrés; Vidal Manzano, José; Simó Reigadas, Javier; Prieto Egido, Ignacio; Agustín de Dios, Adrián; Paco Fernández, Juan; Rendón, Álvaro (2016-07-01)
      Article
      Accés obert
      Recent years have witnessed a massive penetration of cellular systems in developing countries. However, isolated rural areas (sparsely inhabited by low-income population) have been disregarded because classical access and ...

    • Throughput optimization for wireless OFDM system in downlink transmission using adaptive techniques 

      Fakhri, Youssef; Nsiri, Benami; Aboutajdine, Driss; Vidal Manzano, José (2006)
      Text en actes de congrés
      Accés obert
      In this paper we present a mathematical technique for determining the optimum transmission rate and packet size in wireless system that have multi-carriers for OFDM modulation in downlink transmission. The throughput ...

    • Transparencias de Señales y Procesos Estocásticos 

      Vidal Manzano, José; Torres Urgell, Lluís; Mariño Acebal, José Bernardo; Nadeu Camprubí, Climent (Universitat Politècnica de Catalunya, 2003)
      Apunts
      Accés obert

    • TROPIC-D21 Scenario and Requirements 

      Becvar, Zdenek; Vondra, Michal; Dolezal, Jakub; Mach, Pavel; Rohlik, Matej; Agustín de Dios, Adrián; Lagén Morancho, Sandra; Muñoz Medina, Olga; Pascual Iserte, Antonio; Torrellas Socastro, Marc; Vidal Manzano, José; Lobillo Vilela, Felicia; Juan, Ana; Puente, Miguel Angel; Simamora, Lamhot; Anugrahani, Melani; Kelana, Eka; Hariyanto, Hari; Ari Wibowo, Franciscus X.; Ludfy, Ahmad; Budiono, Karno; Nainggolan, Lesmin; Chandra, Lunel; Goldhammer, Mariana; de Marinis, Enrico; Gambetti, Fabrizio; Lo Presti, D.; Mei, Alessandro; Stefa, Julinda; Vivier, Guillaume; Sezginer, Serdar; Sarkiss, Mireille; Barbarossa, Sergio; di Lorenzo, Paolo; Sardellitti, Stefania; Baiocchi, Andrea (2013-07-22)
      Report de recerca
      Accés obert
      This deliverable defines general framework for consequent technical workpackages in TROPIC. First, scenarios from the business point of view are defined and further transformed to more technical representation. Then, ...

    • TROPIC-D22 Design of network architecture for femto-cloud computing 

      Lobillo Vilela, Felicia; Juan Ferrer, Ana; Puente, Miguel Angel; Becvar, Zdenek; Rohlik, Matej; Vanek, Tomas; Mach, Pavel; Muñoz Medina, Olga; Vidal Manzano, José; Hariyanto, Hadi; Ari Wibowo, Franciscus X.; Goldhammer, Mariana; de Marinis, Enrico; Gambetti, Fabrizio; Lo Presti, D. (2013-03-29)
      Report de recerca
      Accés obert
      This deliverable intends to provide an analysis of the network architecture required for small-cell-cloud computing. The architectural framework considered in this document refers to LTE small cell architecture options ...