Ara es mostren els items 38-57 de 74

    • Femtocell versus wifi: a quantitative and qualitative experimental performance analysis 

      Bella, Lorenzo (Universitat Politècnica de Catalunya, 2012-05-08)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   King's College London
      [ANGLÈS] Experimental analysis of Femtocells behavior and performances from the user point of view, in comparison with a Wi-Fi approach
    • Functional models and procedures for the automated management of RAN Slicing 

      Centeno García, Nerea (Universitat Politècnica de Catalunya, 2019-02)
      Treball Final de Grau
      Accés obert
      The jump from 4G to 5G connections may sound like a small change that does not involve much innovation, but it is not. Since apart from improving the achievements of the 4G, it will be provided new advances, applications ...
    • Implementació bàsica i proves de funcionament de la plataforma ONOS 

      Fernández Solà, Pau (Universitat Politècnica de Catalunya, 2019-01)
      Treball Final de Grau
      Accés obert
      En los últimos tiempos las redes han experimentado un punto de inflexión debido al incremento de las dimensiones, los requerimientos necesarios para seguir dando unas prestaciones óptimas, la aparición del 'big data' y el ...
    • Implementación de un sistema de comunicaciones inalámbrico con lógica reconfigurable 

      Quinto Recio, Francisco José (Universitat Politècnica de Catalunya, 2013-04-02)
      Projecte Final de Màster Oficial
      Accés obert
      The goal of the project is to implement, using the Xilinx MicroBlaze microprocessor embedded and a wireless communications module eZ430-RF2500T Texas Instruments system, that allows building a distributed sensor network. ...
    • Implementation of a network emulator for Linux 

      Temprado Garriga, Elisenda (Universitat Politècnica de Catalunya, 2015-03-12)
      Projecte/Treball Final de Carrera
      Accés restringit per acord de confidencialitat
      [ANGLÈS] This thesis is about an implementation of a network emulator for Linux. This tool allows the user to investigate the impact of networks on algorithms and protocols that require real network connections. These ...
    • Integración de servicios triple-play virtualizados para entornos multiusuario de acceso con fibra hasta el hogar 

      Ros Martí, Jordi (Universitat Politècnica de Catalunya, 2008-12-18)
      Projecte/Treball Final de Carrera
      Accés obert
      En este documento se estudia la creación e implementación de una plataforma de virtualización para ofrecer servicios triple-play en entornos de acceso de fibra hasta el hogar con pocos puntos finales de conexión usando ...
    • Integración de un nuevo protocolo de enrutamiento para MANET en el simulador Oment++. 

      Ruiz Díaz, Raul; Ruiz Paños, Jordi (Universitat Politècnica de Catalunya, 2014-03-19)
      Treball Final de Grau
      Accés obert
      [ENGLISH] Ad-Hoc networks are formed by a set of wireless mobile nodes that lack a made up of fixed access infrastructure. In such scenario, it is important to use a routing protocol that is capable of performing the route ...
    • LoRa protocol. Evaluations, limitations and practical test 

      Ruano Lin, Eduard (Universitat Politècnica de Catalunya, 2016-05-11)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Institut national polytechnique de Grenoble
      The aim of this study is to shed light on the new LoRaTM protocol, one of the many technologies that is presented as the definitive solution to cover the increasing needs of the Low Power Wide Area Networks created to ...
    • MAC-PHY enhancement for 802.11b WLAN systems via cross-layering 

      Alonso Zárate, Luis Gonzaga; Ferrús Ferré, Ramón Antonio; Agustí Comes, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2003)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The paper analyses the performance of a novel MAC-PHY scheme for wireless local area networks (WLAN) that makes use of distributed queues and cross-layer concepts to improve radio channel utilisation. Analytical values for ...
    • Maximum Coverage at Minimum Cost for Multi-Domain IP/MPLS Networks 

      Yannuzzi, Marcelo; Masip Bruin, Xavier; Serral Gracià, René; Marín Tordera, Eva; Sprintson, Alex; Orda, Ariel (IEEE Computer Society Publications, 2008)
      Text en actes de congrés
      Accés obert
      At present, service providers have several incentives to extend the reach of long-lived MPLS paths across domains. Providers, however, will face a number of trade-offs while choosing the optimal set of MPLS paths to be ...
    • Metaconsola para monitorización de infraestructuras y servicios 

      Riba Santos, Corina Isabel (Universitat Politècnica de Catalunya, 2016-10)
      Projecte/Treball Final de Carrera
      Accés restringit per acord de confidencialitat
    • Migración de la red de comunicaciones de un cliente de servicios de red 

      Navarro Betrián, Jose Antonio (Universitat Politècnica de Catalunya, 2013-05-28)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      [ANGLÈS] The study presents the migration of all communication networks by a company, from now on we will call ACME S.L. We will analyze the current network situation, the reasons for the change, we will gather the ...
    • On the controller placement for designing a distributed SDN control layer 

      Jiménez Agudelo, Yury Andrea; Cervelló Pastor, Cristina; García García, Aurelio Javier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Comunicació de congrés
      Accés obert
      The software-defined network (SDN) advocates a centralized network control, where a controller manages a network from a global view of the network. Large SDN networks may consist of multiple controllers or controller domains ...
    • Opportunistic scheduling for WLAN systems using cross-layer techniques and a distributed MAC 

      Cateura, A; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (Institute of Electrical and Electronics Engineers (IEEE), 2005)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper proposes a novel Cross-Layer optimization mechanism for WLAN systems and analyses its performance in terms of throughput and mean packet delay. The proposed scheme makes use of a MAC-PHY interaction and a ...
    • Optimal MISO pre-equalization for filter bank multicarrier systems 

      Caus López, Marius; Pérez Neira, Ana Isabel (2009)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      One of the phenomena that degrades the performance of multicarrier modulation (MCM) systems is the spectral nulls that multipath channel may have. As a result, the affected subcarrier signals may be severely degraded ...
    • Optimització de xarxes a partir del grau d'intermediació dels enllaços 

      Gallegos Cervilla, Rubén (Universitat Politècnica de Catalunya, 2011-09-07)
      Projecte/Treball Final de Carrera
      Accés obert
      English: In this project we study the optimization of a complex network based on the geographical length of the links and the number of geodesic paths that go through them (edge betweenness). By considering relevant ...
    • Optimization of inter-domain presence traffic based on privacy rule sharing: performance and impact on the IMS 

      Beltrán Martínez, María Victoria; Paradells Aspas, Josep (2012)
      Article
      Accés restringit per política de l'editorial
      Presence information was the key enabler of the great success of instant messaging applications. This information was first limited to simple binary states such as online, offline, or busy. However, it is currently evolving ...
    • Performace evaluation of geographic and topological routing protocols for Vehicular Ad.hoc Networks 

      Marín Sánchez, David (Universitat Politècnica de Catalunya, 2012-05-25)
      Projecte/Treball Final de Carrera
      Accés obert
      [ANGLÈS] VANETs (Vehicular Ad-hoc Networks) are an emerging new technology which integrates the capabilities of new generation wireless networks to vehicles. It includes a variety of applications such as co-operative traffic ...
    • Performance evaluation of realistic scenarios for vehicular ad hoc networks with CityMob and NCTUns simulators 

      Pastor Perez, Diego (Universitat Politècnica de Catalunya, 2011-06-16)
      Projecte/Treball Final de Carrera
      Accés obert
      Català: El continu creixement del parc automobilístic a nivell mundial ha obert noves oportunitats de negoci i noves necessitats de seguretat viària. La mobilitat constant dels individus i la necessitat d'estar sempre ...
    • Performance evaluation of two-fuzzy based cluster head selection systems for wireless sensor networks 

      Anno, Junpei; Barolli, Leonard; Durresi, Arjan; Xhafa Xhafa, Fatos; Koyama, Akio (2008-01-01)
      Article
      Accés obert
      Sensor networks supported by recent technological advances in low power wireless communications along with silicon integration of various functionalities are emerging as a critically important computer class that enable ...