Browsing by Subject "Multimedia communications"

Now showing items 1-15 of 15

    • Achievable bandwidth estimation for stations in multi-rate IEEE 802.11 WLAN cells 

      García Villegas, Eduard; Viamonte Solé, David; Vidal Ferré, Rafael; Paradells Aspas, Josep (2007-04-16)
      Conference report
      Open Access
      This paper analyzes the effect of multi-rate transmissions in a CSMA wireless LAN environment. Observations in a real testbed showed that bandwidth resources (in Bytes/s) are shared fairly among all stations even though ...

    • Content distribution over IP: developments and challenges 

      Popescu, Adrian; Kouvatsos, D; Remondo Bueno, David; Giordano, Stefano (2011)
      Article
      Restricted access - publisher's policy
      This chapter focuses on the multimedia distribution over Internet IP under the auspices of the NoE Euro-NGI research project ”Routing in Overlay Networks (ROVER)”. The multimedia distribution is supported by several ...

    • Context-aware multimedia service composition using quality assessment 

      González Cela, Alberto José; Alcober Segura, Jesús Ángel; Martin de Pozuelo, Ramon; Pinyol, Francesc; Zrar Ghafoor, Kayhan (2011)
      Conference report
      Open Access
      With the proliferation of multimedia capable devices, media services have to deal with heterogeneous environments where very different types of terminals wish to receive content anywhere and anytime. This situation motivates ...

    • DASH: un estándar MPEG para streaming sobre HTTP 

      Casín Núñez, Cristina Beatriz (Universitat Politècnica de Catalunya, 2013-01-15)
      Master thesis (pre-Bologna period)
      Open Access

    • Exploiting cognitive management for supporting multimedia applications in cognitive radio networks 

      Bouali, Faouzi; Sallent Roig, José Oriol; Pérez Romero, Jordi (CRC Press Taylor & Francis Group, 2014-12)
      Part of book or chapter of book
      Restricted access - publisher's policy

    • Gestor de contenidos multimedia del hogar mediante tecnología móvil 

      Rubio Albaladejo, Víctor (Universitat Politècnica de Catalunya, 2008-06-25)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Durante estos últimos años se ha observado un gran crecimiento del mundo multimedia, apareciendo dispositivos que nos permiten visualizar diferentes tipos de contenido, ya sea desde el hogar o bien en cualquier sitio a ...

    • How to cope with lacking metadata: Application of a semantic web based methodology to get multimedia content licenses 

      Gil, Rosa; Rodríguez Luna, Eva; Llorente Viejo, Silvia; Barrio Guerrero, Rubén; Delgado Mercè, Jaime (Peeters Publishing Leuven, 2005-06)
      Conference report
      Restricted access - publisher's policy
      The Web contains many digital multimedia creations prepared for being consumed by final users. Nevertheless, in many cases, these users need the appropriate rights to do so. Licenses and rights can be digitally associated ...

    • Measuring video QoE from encrypted traffic 

      Dimopoulos, Georgios; Leontiadis, Ilias; Barlet Ros, Pere; Papagiannaki, Konstantina (Association for Computing Machinery (ACM), 2016)
      Conference report
      Restricted access - publisher's policy
      Tracking and maintaining satisfactory QoE for video streaming services is becoming a greater challenge for mobile network operators than ever before. Downloading and watching video content on mobile devices is currently a ...

    • P2P media delivery using scalable video coding 

      Carmona Tobella, Ismael Joan (Universitat Politècnica de Catalunya / École Polytechnique Fédérale de Lausanne, 2012-09-07)
      Master thesis
      Open Access
      [ANGLÈS] The consumptions of all forms of Internet video are constantly growing. For example, the collective sum of videos would be accounted for 86% of the global traffic by 2016. As the bandwidth requirement rises, the ...

    • Proyecto de optimización de los servicios de telecomunicación de una empresa 

      De Olano Vacarisas, Javier (Universitat Politècnica de Catalunya, 2020-07-09)
      Bachelor thesis
      Restricted access - author's decision
      Este trabajo consiste en el desarrollo de un procedimiento que permite a una PYME realizar un proyecto de optimización de sus principales servicios de telecomunicación de forma que se adapten a su perfil económico y ...

    • Real-time multicast algorithms for P2P networks 

      Aymamí Gili, Eva; Rodríguez Viaplana, Albert (Universitat Politècnica de Catalunya, 2011-10-13)
      Master thesis
      Open Access
      Nowadays, many applications use multicast transmissions, such as online games, videoconference programs, or sharing applications in a P2P network. However, multicast transmission is a problem that has still not been ...

    • Real-time multimedia monitoring in large-scale wireless multimedia sensor networks: research challenges 

      Cesana, Matteo; Redondi, Alessandro; Tiglao, Nestor; Grilo, Antonio; Barceló Ordinas, José María; Alaei, Mohammad; Todorova, Petia (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Conference report
      Restricted access - publisher's policy
      Wireless Sensor Networks (WSNs) have enjoyed dramatic developments over the last decade. The availability of CMOS cameras and microphones enlarged the scope of WSNs paving the way to the development of Wireless Multimedia ...

    • Report on interim demonstration. FascinatE deliverable D6.2.1 

      Schreer, Oliver; Thomas, Graham; Thallinger, Georg; Kienast, Gert; Oldfield, Rob; Ruiz Hidalgo, Javier; Macq, Jean François (2012-07-25)
      External research report
      Open Access

    • Simulation and optimisation of a highly available Ethernet network 

      Parada Medina, Raul (Universitat Politècnica de Catalunya, 2008-06)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      In any Ethernet system it is important to have a high availability in case of failure of any link or node. The most common value of availability is 99.9% or “three nines”. In this technical project several Ethernet systems ...

    • Towards NFV-based multimedia delivery 

      Bouten, Niels; Famaey, Jeroen; Mijumbi, Rashid; Naudts, Bram; Serrat Fernández, Juan; Latré, Steven; De Turck, Filip (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference report
      Restricted access - publisher's policy
      The popularity of multimedia services offered over the Internet have increased tremendously during the last decade. The technologies that are used to deliver these services are evolving at a rapidly increasing pace. However, ...