Now showing items 21-40 of 49

    • Design of a control and management system for frequency-and time-synchronous SDN networks 

      Suárez Marín, Raúl (Universitat Politècnica de Catalunya, 2016-06-21)
      Master thesis
      Open Access
      Many of today's telecommunications systems rely on strict timing and synchronization requirements. This is the case of cellular telephony (3G, 4G/LTE), where base stations need accurate and stable frequency clocks in order ...
    • Design, development and performance evaluation of a low-cost, Low-power wake-up radio system for WSN 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep (2013-11-01)
      Article
      Restricted access - publisher's policy
      Energy-efficient operation is a challenge for wireless sensor networks (WSNs). A common method employed for this purpose is duty-cycled operation, which extends battery lifetime yet incurs several types of energy wastes ...
    • Design, implementation & first run problems of a factory corporate network 

      Martí Calvo, Sergi (Universitat Politècnica de Catalunya, 2022-10-19)
      Bachelor thesis
      Open Access
      En aquest projecte s'ha dut a terme el disseny de la infraestructura de comunicacions i de xarxa d'una fàbrica que comptarà amb zones de producció i d’oficines corporatives, s'han analitzat les subseqüents necessitats ...
    • Despliegue de infraestructura en RINA 

      Orellana Celis, Nicolas Ignaci (Universitat Politècnica de Catalunya, 2022-01-27)
      Bachelor thesis
      Open Access
      En el año 2018, se lanzó el proyecto Experimenting with Real Application-specific QoS Guarantees in a Large-scale RINA Demonstrator, que para simplificar, se llamó ERASER. Este proyecto nace de la creciente investigación ...
    • Diseño y evaluación del traspaso en redes de comunicaciones móviles avanzadas 

      Hernández García, Daniel (Universitat Politècnica de Catalunya, 2008-11-19)
      Master thesis (pre-Bologna period)
      Open Access
    • Disseny d'una xarxa d'ordinadors 

      Jou Vilaseca, Eulàlia (Universitat Politècnica de Catalunya, 2017-10)
      Bachelor thesis
      Open Access
      Introducció & objectius: EEBE Health & Systems és una empresa privada del camp de la salut que intenta donar el millor servei als seus pacient. A Barcelona tenen tres clíniques, la de Sarrià, Sant Cugat i la de l’Eixample; ...
    • Elemento de control para MCUs de alta definición 

      Lluch Guirado, Sergi (Universitat Politècnica de Catalunya, 2008-11-11)
      Master thesis (pre-Bologna period)
      Open Access
      Este trabajo fue propuesto con la finalidad de diseñar el elemento de control MRFC (Media Resource Function Controller), que deberá de ser capaz de gestionar varias videoconferencias en alta definición simultáneamente, ...
    • Fostering the reduction of assortative mixing or homophily into the class 

      Meza, Jaime; Ortiz, Oswaldo; Simó Mezquita, Ester; Vaca-Cardenas, Mónica; Roman, Sonia; Monguet Fierro, José María (2017)
      Conference report
      Open Access
      Human societies from the outset have been associated according to race, beliefs, religion, social level, and the like. These behaviors continue even today in the classroom at primary, middle, and superior levels. However, ...
    • Integració de la llibreria Intel DPDK a LISPmob 

      Murtra Buil, Aleix (Universitat Politècnica de Catalunya, 2015-06-30)
      Bachelor thesis
      Open Access
      Covenantee:   Cisco Systems
      L'objectiu d'aquest projecte és crear un mòdul per a LISPmob que el farà capaç de processar un nombre de paquets més alt que LISPmob sense aquest mòdul. Per a aconseguir-ho, integrarem una llibreria de codi obert desenvolupada ...
    • LISP-MN: mobile networking through LISP 

      Rodríguez Natal, Alberto; Lorand, Jakab; Portoles Comeras, Marc; Ermagan, Vina; Natarajan, Preethi; Maino, Fabio; Meyer, David; Cabellos Aparicio, Alberto (2013-05)
      Article
      Restricted access - publisher's policy
      ThecurrentInternetarchitecturewasnotdesignedtoeasilyaccommodatemobil- ity because IP addresses are used both to identify and locate hosts. The Locator/Identifier Separation Protocol (LISP) decouples them by considering ...
    • Masked V-Net: an approach to brain tumor segmentation 

      Catà, Marcel; Casamitjana Díaz, Adrià; Sanchez Muriana, Irina; Combalia, Marc; Vilaplana Besler, Verónica (2017)
      Conference lecture
      Restricted access - publisher's policy
      This paper introduces Masked V-Net architecture, a variant of the recently introduced V-Net[13] that reformulates the residual connections and uses a ROI mask to constrain the network to train only on relevant voxels. ...
    • Multi constraint network virtualization strategy based on Paths Algebra for non-linear parameters 

      Hesselbach Serra, Xavier; Amazonas, Jose Roberto; Gutiérrez Anato, Alejandro (Universitat de les Illes Balears, 2015)
      Conference report
      Restricted access - publisher's policy
      One of the main challenges in network virtualization is the virtual network embedding problem (VNE). The objective of the VNE is to map a set of Virtual Network Requests (VNR) to physical nodes and links. VNR is composed ...
    • NECOS Project: towards lightweight slicing of cloud federated infrastructures 

      Dantas Silva, Felipe S.; Lemos, Maricilio O.O.; Medeiros, Alisson; Venancio Neto, Augusto; Pasquini, Rafael; Rothenberg, Christian; Mamatas, Lefteris; Correa, Sand Luz; Cardoso, Kleber Vieira; Marcondes, Cesar; Abelem, Antonio; Nascimiento, Marcelo; Galis, Alex; Contreras, Luis Miguel; Serrat Fernández, Juan; Papadimitriou, Panagiotis (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      The Novel Enablers for Cloud Slicing (NECOS) project addresses the limitations of current cloud computing infrastructures to respond to the demand for new services, as presented in two use-cases, that will drive the whole ...
    • 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)
      Conference lecture
      Open Access
      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 ...
    • On the detection and solution of coverage holes in 5G networks through relay user equipment: a combined DBSCAN and deep-Q network approach 

      Hernández Carlón, Juan Jesús; Pérez Romero, Jordi; Sallent Roig, Oriol; Vilà Muñoz, Irene; Casadevall Palacio, Fernando José (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Conference report
      Open Access
      This paper proposes a model to detect and solve coverage holes in 5G Radio Access Network (RAN) deployments operating with millimeter waves. The proposed model utilizes a DBSCAN-based detector to identify coverage constrained ...
    • Open Data Plane Development Kit (DPDK) Encapsulation Data-Plane 

      Coleto Fernandez, Javier (Universitat Politècnica de Catalunya, 2016-04-27)
      Bachelor thesis
      Open Access
      El proyecto explora el despliegue en un entorno real de una aplicación que implementa un data-plane LISP basado en el framework Intel DPDK. Se han estudiado diferentes escenarios, optimizado las configuraciones y analizado ...
    • Optimizing the exploitation of multicore processors and GPUs with OpenMP and OpenCL 

      Ferrer, Roger; Planas Carbonell, Judit; Bellens, Pieter; Duran González, Alejandro; González Tallada, Marc; Martorell Bofill, Xavier; Badia Sala, Rosa Maria; Ayguadé Parra, Eduard; Labarta Mancho, Jesús José (2011)
      Article
      Restricted access - publisher's policy
      In this paper, we present OMPSs, a programming model based on OpenMP and StarSs, that can also incorporate the use of OpenCL or CUDA kernels. We evaluate the proposal on three different architectures, SMP, Cell/B.E. and ...
    • Orchestrated SDN-based VDC provisioning over multi-technology optical data centre networks 

      Spadaro, Salvatore; Pagès Cruz, Albert; Agraz Bujan, Fernando; Montero, Rafael; Perelló Muntan, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Open Access
      In this paper, we describe some scenarios and technologies that have been proposed to cope with the requirements of current and next generation data centre infrastructure. In particular, we discuss the extensions that have ...
    • Patrons de disseny per a microserveis 

      Oriol Pérez, Roger (Universitat Politècnica de Catalunya, 2020-07)
      Bachelor thesis
      Open Access
      L'objectiu d'aquest treball és analitzar els patrons de disseny apli- cables a un sistema basat en microserveis que puguin ajudar a l'hora de desenvolupar una aplicació en aquest paradigma. Primerament, es descriurà en què ...
    • Perfomance Analysis of the Xen Hypervisor For Virtualizing Network Devices 

      Guarch i Calvó, Jordi (Universitat Politècnica de Catalunya, 2010-07)
      Master thesis (pre-Bologna period)
      Open Access
      Acknowledging the great potential of virtualization techniques in communication networks, the aim of this project is to understand and analyze the possibilities of virtualization in the network scope. For that reason we ...