Exploració per tema "QoS"

Ara es mostren els items 48-67 de 76

    • Leveraging SDN-based management for improved traffic scheduling in PONs 

      Zehri, Mohammad Habib; Haastrup, Adebanjo; Rincón Rivera, David; Piney da Silva, José Ramón; Sallent Ribes, Sebastián; Bazzi, Ali (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Building on top of an Software-Defined Networking (SDN)-based management architecture developed in previous works, we add advanced traffic scheduling, QoS and energy saving features to Time- and Wavelength Division Passive ...

    • Monitoring the service-based system lifecycle with SALMon 

      Oriol Hilari, Marc; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2015-11-01)
      Article
      Accés obert
      Context and motivation: Service-Based Systems are highly dynamic software systems composed of several web services. In contrast to other types of systems, Service-Based Systems rely on service providers to ensure that their ...

    • Movilidad Ip: macromovilidad, micromovilidad, calidad de servicio y seguridad 

      Mangues Bafalluy, Josep; Cabellos Aparicio, Alberto; Serral Gracià, René; Domingo Pascual, Jordi; Gómez, A; Miguel, De T; Bagnulo, M; Garcia Olaverri, Alfredo Martin (Asociación de Técnicos de Informática, 2004-01)
      Article
      Accés obert
      a actual tendencia hacia la provisión de conectvidad ubícua, independientemente del lugar, instante, aplicación utilizada, o tecnología de acceso ha contrbuÍdo a acuñar la expresión, "Always Best Connected" (ABC), para ...

    • Multi-tenant Admission Control for future networks 

      Vera Maraví, Alexandro (Universitat Politècnica de Catalunya, 2020-01)
      Projecte Final de Màster Oficial
      Accés obert
      The global telecommunications landscape is going to shift considerably due to the impact of the new generation of future networks. It is estimated that by 2025, one-third of the global population will use 5G. Accordingly, ...

    • La neutralidad de red: gestión de tráfico mediante DPI/DFI 

      Molina Rodriguez, Juan (Universitat Politècnica de Catalunya, 2012-01-12)
      Projecte/Treball Final de Carrera
      Accés obert
      English: Net neutrality promotes some principles aimed at maintaining an open Internet, including specially the idea of granting the same treatment to all packets flowing through the network. This approach has been triggered ...

    • On centralized schedulers for 802.11e WLANs distribution versus grouping of resources allocation 

      Mur, D.C.; Pérez Costa, Xavier; Marchenko, V.; Sallent Ribes, Sebastián (2012-09)
      Article
      Accés restringit per política de l'editorial
      Wireless LAN is becoming a pervasive wireless access technology that can be found in almost any mobile device such as laptops, PDAs, portable game consoles and mobile phones. Each of these groups of devices have a different ...

    • On the quality of service enhancement in variable bit rate networks 

      Hesselbach Serra, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 1998-04)
      Article
      Accés obert
      The transmission of multimedia contents through broadband networks is constrained by a certain Quality of Service (QoS) that must be guaranteed. Textual contents need few network resources and no real time constraints are ...

    • Perfomance analysis of prioritisation and QOS control mechanisms in lte for public safety communications 

      Sahin, Bektas (Universitat Politècnica de Catalunya, 2014-07-21)
      Projecte Final de Màster Oficial
      Accés obert
      Analysis of QoS mechanisms and prioritization in LTE environments with consideration of a public safety communication.

    • Performance evaluation of bandwidth aware routing protocols in urban scenarios for vehicular ad hoc networks 

      López Márquez, Nely Patricia (Universitat Politècnica de Catalunya, 2012-04-24)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] Some services are critical and require to guaranteeing a certain level of Quality of Service (QoS) on metrics such as low delay, packet loss, bandwidth among others. This issue is a big challenge in VANETs ...

    • Performance evaluation of selected transmission control protocol variants over a digital video broadcasting-second generation broadband satellite multimedia system with QoS 

      Rendón Morales, Elizabeth; Mata Diaz, Jorge; Alins Delgado, Juan José; Muñoz Tapia, José Luis; Esparza Martín, Óscar (2013-11-07)
      Article
      Accés restringit per política de l'editorial
      This paper presents an analysis of several Transmission Control Protocol (TCP) variants working over a digital video broadcasting-second generation (DVB-S2) satellite link with the support of the Differentiated Services ...

    • 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)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   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 ...

    • Plataforma per al monitoratge i l'explicació de violacions de clàusules de documents SLA 

      Rodríguez Navarro, Marc (Universitat Politècnica de Catalunya, 2014-01-14)
      Projecte/Treball Final de Carrera
      Accés obert
      Es proposa un model conceptual de referència d'anàlisi i monitoratge de qualitat de servei, i s'instancia amb SALMonADA, un sistema basat en serveis que notifica als clients de les violacions d'acords de nivell de servei ...

    • Provisioning multimedia wireless networks for better QoS: RRM strategies for 3G W-CDMA 

      Sallent Roig, Oriol; Pérez Romero, Jordi; Agustí Comes, Ramon; Casadevall Palacio, Fernando José (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2003-02)
      Article
      Accés obert
      Third-generation mobile communication systems will bring a wide range of new services with different quality of service requirements and will open the ability to exploit radio resource management functions to guarantee a ...

    • Proyecto de interconexión 

      Borrás González, Raúl (Universitat Politècnica de Catalunya, 2007-02-23)
      Projecte/Treball Final de Carrera
      Accés obert
      Este proyecto se plantea con el objetivo de generar documentación para su aplicación en el bloque optativo de Intensificación en Redes Telemáticas del 3A de la titulación de Ingeniero Técnico de Telecomunicaciones, ...

    • QoS guarantee for wireless LAN with heterogeneous traffic 

      Alonso Zárate, Luis Gonzaga; Kartsakli, Elli; Alonso Zárate, Jesús; Verikoukis, Christos (2009)
      Text en actes de congrés
      Accés obert
      Distributed Queuing Collision Avoidance (DQCA) is an efficient MAC protocol designed for infrastructure Wireless LANs. In this paper, four algorithms are proposed that alter the FIFO scheduling order of DQCA in order to ...

    • QoS Multi-Spanning Tree for Optical Burst Switching 

      Triay Marquès, Joan; Cervelló Pastor, Cristina (IEEE, 2008-02)
      Comunicació de congrés
      Accés obert
      Optical Burst Switching (OBS) has been proposed as a future high-speed switching technology for Internet Protocol (IP) networks that may be able to efficiently utilize extremely high capacity links without the need for ...

    • Quality of network economics optimisation using service level agreement modelling 

      Santos Boada, Germán; Amazonas, José Roberto de Almeida; Solé Pareta, Josep (Wiley-Blackwell, 2016-02-09)
      Article
      Accés restringit per política de l'editorial
      This paper analyses the relationships between different service level agreement (SLA) components, that is, the different types of quality metrics employed by infrastructure and service providers. We propose that the quality ...

    • Quasi Isolation QoS Setups to Control MPSoC Contention in Integrated Software Architectures 

      Garcia Esteban, Sergio; Serrano Cases, Alejandro; Abella Ferrer, Jaume; Mezzetti, Enrico; Cazorla Almeida, Francisco Javier (Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2023)
      Comunicació de congrés
      Accés obert
      The use of integrated architectures, such as integrated modular avionics (IMA) in avionics, IMA-SP in space, and AUTOSAR in automotive, running on Multi-Processor System-on-Chip (MPSoC) is on the rise. Timing isolation ...

    • Real-time communication support for over-water wireless multi-hop networks 

      Gutierrez Gaitan, Miguel; Santos, Pedro M.; Almeida, Luis (Barcelona Supercomputing Center, 2020-05)
      Text en actes de congrés
      Accés obert
      The prospect scenario for wireless communications and networking technologies in aquatic environments is nowadays promising. The growing interest around this subject in the last decades has recently been accelerated ...

    • Runtime estimation of performance–power in CMPs under QoS constraints 

      Nishtala, Rajiv; Martorell Bofill, Xavier; Carpenter, Paul Matthew (Barcelona Supercomputing Center, 2015-05-05)
      Text en actes de congrés
      Accés obert
      One of the main challenges in data center systems is operating under certain Quality of Service (QoS) while minimizing power consumption. Increasingly, data centers are exploring and adopting heterogeneous server architectures ...