Now showing items 1-20 of 21

  • An efficient dynamic bandwidth allocation for GPON long-reach extension systems 

    Sales Zaragozá, Vicente; Segarra Mullerat, Josep; Prat Gomà, Josep Joan (2014-08)
    Article
    Restricted access - publisher's policy
    Long-Reach (LR) extension is a promising scenario for the future next generation access networks, enabling less Central Offices (COs) in the field and a large number of customers in the access/metro area. Because of the ...
  • An intelligent two-agent self-configuration approach for radio resource management 

    Collados Zamora, Kevin; Gorricho Moreno, Juan Luis; Serrat Fernández, Juan; Hu, Zheng; Xu, Ke (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Restricted access - publisher's policy
    In this paper we propose the use of a two-agent learning scheme for the management of radio resources on cellular access networks. The management is materialized by the implementation of a self-configuration system governing ...
  • Business-driven policy optimization for service management 

    Rubio-Loyola, Javier; Toscano-Pulido, Gregorio; Charalambides, Marinos; Magaña-Aguilar, Marisol; Serrat Fernández, Juan; Pavlou, George; Galeana Zapien, Hiram (2015)
    Article
    Open Access
    The performance of services offered by network operators has a direct impact on its reputation, on its revenue due to new customer subscriptions, and also on penalties that can apply when services are not provided to an ...
  • Calidad de Servicio en redes NGN 

    García Subirón, Sergio (Universitat Politècnica de Catalunya, 2012-07-11)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] This final project provides an overview of the current state of NGN (Next Generation Networks), identify the reasons that encourage migration to these networks and discusses the various avenues of research that ...
  • Calidad en el servicio de las operadoras de Telecomunicaciones en su red fija 

    García Vernet, Joaquín Antonio (Universitat Politècnica de Catalunya, 2017-03)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    Accomplishment of a study on the quality the different operators. Systems that have someone of these operators to control and to manage your ratios of quality. Offer of indicators to following for the improvement the ...
  • Diseño e implementación de un servidor de comunicaciones para redes multidisciplinares con acceso seguro a internet, alta disponibilidad y calidad de servicio 

    González Fernández, Abelardo (Universitat Politècnica de Catalunya, 2012-09-04)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] This project arises from the need to improve the performance of the connection of the student residence in Terrassa with the University network and the Internet. The student residence in Terrassa Campus (RESA) was ...
  • FRA: A new fuzzy-based routing approach for optical transport networks 

    Ahvar, E.; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Ahvar, S. (2012)
    Conference report
    Restricted access - publisher's policy
    Providing networks with QoS guarantees is one of the key issues to support current and future expected clients' demands. In this scenario, QoS routing is definitely critical as being responsible for defining those optimal ...
  • Innovative techniques for power consumption saving in telecommunication networks 

    Hesselbach Serra, Xavier; Eramo, Vicenzo; Luo, Yan (2014-05-05)
    Article
    Open Access
  • Knowledge sharing in the health scenario 

    LLuch Ariet, Magi; Brugues de la Torre, Albert; Vallverdú Bayés, Sisco; Pegueroles Vallés, Josep R. (2014-11-28)
    Article
    Open Access
    The understanding of certain data often requires the collection of similar data from different places to be analysed and interpreted. Interoperability standards and ontologies, are facilitating data interchange around the ...
  • Monitoring the service-based system lifecycle with SALMon 

    Oriol Hilari, Marc; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2016)
    Conference lecture
    Open Access
    Los Sistemas Basados en Servicios (SBS) son sistemas software altamente dinámicos compuestos por un conjunto de servicios web provenientes de distintos, y posiblemente heterogéneos, proveedores. En contraste con otros ...
  • Performance improvement strategies for current and next generation Wi-Fi systems 

    Gatnau Sarret, Marta; Ashta, Jagjit Singh (Universitat Politècnica de Catalunya / Aalborg Universiteit, 2012-06-13)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Aalborg universitet / Nokia Networks
    [ANGLÈS] When we refer to wireless communications, Wi-Fi quickly comes to our minds despite that the first Wi-Fi standard appeared over 15 years ago. In these 15 years, the standard has evolved a lot, bringing high throughput ...
  • Preemption and QoS management algorithms for coordinated and uncoordinated base stations 

    Muñoz Medina, Olga; Pascual Iserte, Antonio; Baquero, Pau; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2011)
    Conference lecture
    Restricted access - publisher's policy
    This paper addresses the problem of resource allocation and quality of service (QoS) management in a downlink communication system where the users are allowed to be attached to and receive data from one or several ...
  • Quantifying dynamic traffic in elastic optical networks 

    Comellas Colomé, Jaume; Vicario, L.; Junyent Giralt, Gabriel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Conference report
    Restricted access - publisher's policy
    This work is focused on the characterization of the traffic allocated in Elastic Optical backbone networks when different dynamic traffic profiles are generated. Extensive simulations are done to statistically model the ...
  • Real-time Monitoring and Prediction of Internet Video 

    Rey Morales, Jordi (Universitat Politècnica de Catalunya / Lunds Universitet, 2012-12-21)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Lunds universitet
    [ANGLÈS] Video Internet services are increasing every year. High-Quality TV over Internet is a service offered by many companies in many countries, and video streaming websites are within the most popular sites on the ...
  • Route leak identification: a step toward making inter-domain routing more reliable 

    Siddiqui, Muhammad Shuaib; Montero, D.; Yannuzzi, Marcelo; Serral Gracià, René; Masip Bruin, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    Route leaks are one of the anomalies of inter-domain routing that have the capacity to produce large Internet service disruptions. Route leaks are caused because of violation of routing policies among Autonomous Systems. ...
  • Sistema FH-DPSK para comunicaciones móviles en interiores con correlación no nula entre saltos de frecuencia 

    Diaz, Pilar; Agustí Comes, Ramon (1990)
    Conference report
    Open Access
  • Study of QoS parameters in IP traffic exchange agreements on the Internet 

    Romero González, Carlos Eduardo (Universitat Politècnica de Catalunya, 2012-09-10)
    Master thesis
    Open Access
    [ANGLÈS] The Internet has experimented big changes since its conception, the interconnection between Internet Service Providers (ISPs) has evolved as the core of Internet. These interconnections have being growing and ...
  • TEFIS: a single access point for conducting multifaceted experiments on heterogeneous test facilities 

    Yannuzzi, Marcelo; Siddiqui, Muhammad Shuaib; Sällström, Annika; Pickering, B.; Serral Gracià, René; Martínez Manzanilla, Anny Gabriela; Chen, W.; Taylor, S.; Benbadis, F.; Leguay, J.; Borrelli, E.; Ormaetxea, I.; Campowsky, K.; Giammatteo, G.; Aristomenopoulos, G.; Papavassiliou, Symeon; Kuczynski, T.; Zielinski, S.; Seigneur, J.M.; Ballester Lafuente, C.; Johansson, J.; Masip Bruin, Xavier; Caria, M.; Ribeiro Junior, J.R.; Salageanu, E.; Latanicki, J. (2014-04-22)
    Article
    Restricted access - publisher's policy
    A few years ago, an experimental facility composed of networking gear and simulation tools was sufficient for testing the main features of a prototype before the final product could be launched to the Internet market. This ...
  • User specific cell clustering to improve mobility robustness in 5G ultra-dense cellular networks 

    Joud, Mohammad; García Lozano, Mario; Ruiz Boqué, Sílvia (International Federation for Information Processing (IFIP), 2018)
    Conference report
    Restricted access - publisher's policy
    One of the key challenges in very dense cellular network deployments is keeping mobility robustness. Connection dropping and throughput degradation appear significantly when considering vehicle to infrastructure communications. ...
  • Using dual-path allocation for partial traffic protection in elastic optical networks 

    Junyent Giralt, Gabriel; Comellas Colomé, Jaume (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Conference report
    Restricted access - publisher's policy
    Multi-path allocation has been proposed as a simple way to achieve traffic protection in different networking domains. In this work dual-path allocation is proposed for Elastic Optical Networks (EON) assuming dynamic offered ...