Now showing items 1-20 of 49

    • 1.3 µm SDN-enabled optical packet switch architecture for high performance and programmable data center network 

      Miao, Wang; Agraz Bujan, Fernando; De Waardt, Huug D.; Spadaro, Salvatore; Sebastian Dorren, Harm Joseph; Calabretta, Nicola (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference report
      Restricted access - publisher's policy
      We demonstrate a 1.3 µm port-count scalable SDN-enabled optical packet switch architecture for programmable data-center networks. Experimental assessments of a 40Gb/s 4×4 switch system with SDN-control show <10-5 packet-loss ...
    • 3G access network dimensioning in isolated rural areas based on femtocells 

      Olmo Alòs, Jaume del; Pascual Iserte, Antonio; Vidal Manzano, José; Muñoz Medina, Olga; Agustín de Dios, Adrián (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference report
      Restricted access - publisher's policy
      Based on the definition of the access network architecture and the forecast of voice and data traffic evolution, this paper derives engineering rules for radio network dimensioning of 3G femtocell-based access networks in ...
    • A comprehensive study on OpenWISP for evolving infrastructure needs 

      Pallarol Isábal, Alicia (Universitat Politècnica de Catalunya, 2023-10-18)
      Bachelor thesis
      Open Access
      Aquesta tesi ha explorat OpenWISP com una eina per a infraestructures de xarxa en general i per a Hahatay, una comunitat del nord del Senegal, en particular. OpenWISP, tot i ser una plataforma potent per enginyers de xarxes, ...
    • A multi-Site NFV testbed for experimentation with SUAV-based 5G vertical services 

      Vidal Fernández, Iván; Nogales Dorado, Borja; Valera Pintor, Francisco; González Blázquez, Luis Félix; Sánchez Aguero, Víctor; Jacob Taquet, Eduardo; Cervelló Pastor, Cristina (Institute of Electrical and Electronics Engineers (IEEE), 2020-06-12)
      Article
      Open Access
      With the advent of 5G technologies, vertical markets have been placed at the forefront, as fundamental drivers and adopters of technical developments and new business models. Small Unmanned Aerial Vehicles (SUAVs) are ...
    • A multi-stage graph aided algorithm for distributed Service Function Chain provisioning across multiple domains 

      Kibalya, Godfrey Mirondo; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis; Gift Bujjingo, Doreen; Serugunda, Jonathan (Institute of Electrical and Electronics Engineers (IEEE), 2021-08-16)
      Article
      Open Access
      Network Service Providers (NSPs) envisage to support the divergent and stringent requirements of future services by instantiating these services as service chains, commonly referred to as Service Function Chains (SFCs), ...
    • A reinforcement learning approach for Virtual Network Function Chaining and sharing in softwarized networks 

      Kibalya, Godfrey Mirondo; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis; Zhang, Peiying (2022-05-17)
      Article
      Open Access
      Cognizant of the ease with which softwarized functions can be dynamically scaled according to real time resource requirements, and the fact that multiple services can have common VNFs in their chaining, this paper tackles ...
    • A Study on Different Architectures on a 3D Garment Reconstruction Network 

      Klimack, Jason (Universitat Politècnica de Catalunya, 2021-01-27)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      In this work, we perform a study of different network architectures for 3D garment reconstruction. In the study, five networks are compared both quantitatively and qualitatively. The dataset used to train each network is ...
    • Accelerating DL workloads on HPC architectures 

      Llenas Segura, Sixte Oriol (Universitat Politècnica de Catalunya, 2024-01-22)
      Master thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      This thesis explores vectorization and software-level optimizations tailored for long vector architectures. We apply these techniques to three essential deep learning kernels: the elementwise sum, the softmax activation ...
    • An energy-efficient distributed dynamic bandwidth allocation algorithm for Passive Optical Access Networks 

      Khalili, Hamzeh; Rincón Rivera, David; Sallent Ribes, Sebastián; Piney da Silva, José Ramón (2020-03-13)
      Article
      Open Access
      The rapid deployment of passive optical access networks (PONs) increases the global energy consumption of networking infrastructure. This paper focuses on the minimization of energy consumption in Ethernet PONs (EPONs). ...
    • Area-efficient snoopy-aware NoC design for high-performance chip multiprocessor systems 

      Roca Pérez, Antoni; Hernández Gañán, Carlos; Lodde, Mario; Flich Cardo, José (2015-07-01)
      Article
      Open Access
      Manycore CMP systems are expected to grow to tens or even hundreds of cores. In this paper we show that the effective co-design of both, the network-on-chip and the coherence protocol, improves performance and power meanwhile ...
    • Arquitectura de los sistemas informáticos 

      Costa Romero de Tejada, Manuel; Quer, Carme (Asociación de Técnicos de Informática, 1990-04)
      Article
      Open Access
    • Arquitectures Serverless - Estudi i model pràctic 

      Lecha Burgues, Marc (Universitat Politècnica de Catalunya, 2020-01-28)
      Bachelor thesis
      Open Access
      Covenantee:   Everis
      El principal objectiu d'aquest projecte és el de fer un estudi d'una nova arquitectura de software anomenada serverless, amb l'objectiu d'autoaprenentatge i de transmissió de coneixements a altres persones a les que els ...
    • Arquitecura de Servicios con Docker Swarm 

      Juanola Alpiste, Adrià (Universitat Politècnica de Catalunya, 2021-01-13)
      Bachelor thesis
      Open Access
      La contenerización de aplicaciones y servicios es un proceso complicado ya que hay que encontrar la armonía entre los intereses privados, la seguridad y la satisfacción de los clientes finales. Cuando ya existen servicios ...
    • Bridging the Interoperability Gap Between the Internet and Optical Network Management Systems 

      Yannuzzi, Marcelo; Masip Bruin, Xavier; González de Dios, Óscar; García Argos, Carlos; Maciejewski, Maciej; Altmann, Jorn (IEEE Computer Society Publications, 2011)
      Conference report
      Restricted access - publisher's policy
      Despite the efforts made towards the convergence of packet and circuit switched technologies, the isolation between the Internet and the optical Network Management Systems (NMSs) remains unsolved. Today, carriers have ...
    • Closed-form capacity bounds for downlink and uplink decoupling 

      Aravanis, Alexios; Pascual Iserte, Antonio; Muñoz Medina, Olga (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference lecture
      Open Access
      Downlink (DL) and uplink (UL) decoupling (DUDe) is a new architectural paradigm where DL and UL are not constrained to be associated to the same base station (BS). Thus, a user having access to multiple BSs within a dense ...
    • Cost-effective ROADM design to maximize the traffic load capacity of u-DWDM coherent metro-access networks 

      Spadaro, Salvatore; Sarmiento Hernández, Samael; Lázaro Villa, José Antonio (2018-11-01)
      Article
      Open Access
      The current constant growing in traffic demands caused by the popularization of cloud services, mobile and social networks is requiring architectural changes at the underlying networks so as to provide a more highly dynamic ...
    • Deliverable DJRA1.2. Solutions and protocols proposal for the network control, management and monitoring in a virtualized network context 

      Cervelló Pastor, Cristina; Machado, Roberto; Monje Hernández, Álvaro; Óskarsson, Ásgeir (2009-10-30)
      Research report
      Open Access
      This deliverable goes further on the research aspects within FEDERICA. First of all the architecture of the control plane for the FEDERICA infrastructure will be defined. Several possibilities could be implemented, using ...
    • Deliverable DJRA1.3: Tool prototype for creating and stitching multiple network resources for virtual infrastructures 

      Cervelló Pastor, Cristina; Monje Hernández, Álvaro; Óskarsson, Ásgeir (2010-12-23)
      Research report
      Open Access
      This document reports the final results of JRA1.2 Activity in the development of a tool prototype for creating sets ofvirtual resourcesinFEDERICA.The prototype goal is to simplify and automate part of the work for NOC.The ...
    • Deliverable JRA1.1: Evaluation of current network control and management planes for multi-domain network infrastructure 

      Cervelló Pastor, Cristina; Machado, Roberto (2008-07-31)
      Research report
      Open Access
      The scope of this deliverable is mainly focused on the virtualisation of the resources within a network and at processing nodes. The virtualization of the FEDERICA infrastructure allows the provisioning of its available ...
    • Design and operating plan for a communications infrastructure able to offer ISP and Data Center services. 

      Cabezas Martínez, Carlos (Universitat Politècnica de Catalunya, 2009-12-17)
      Master thesis
      Open Access