Now showing items 1-7 of 7

    • Bridging communications and the physical world 

      Boyaci, Omer; Beltrán Martínez, María Victoria; Schulzrinne, Henning (2012-03-01)
      Article
      Restricted access - publisher's policy
      Sense Everything, Control Everything (SECE) is an event-driven system that lets nontechnical users create services that combine communication, location, social networks, presence, calendaring, and physical devices such as ...
    • Bridging communications and the physical world : sense everything, control everything 

      Boyaci, Omer; Beltrán Martínez, María Victoria; Schulzrinne, Henning (2011)
      Conference report
      Restricted access - publisher's policy
      The SECE (Sense Everything, Control Everything)system allows users to create services that combine communication, calendaring, location and devices in the physical world. SECE is an event-driven system that uses a ...
    • Contributions to presence-based systems for deploying ubiquitous communication services 

      Beltrán Martínez, María Victoria (Universitat Politècnica de Catalunya, 2011-12-16)
      Doctoral thesis
      Open Access
      Next-Generation Networks (NGNs) will converge the existing fixed and wireless networks. These networks rely on the IMS (IP Multimedia Subsystem), introduced by the 3GPP. The presence service came into being in instant ...
    • Design of a UMTS/GPRS Assisted Mesh Network (UAMN) 

      Paradells Aspas, Josep; Ferrer, Josep Lluís; Catalán Cid, María Luisa; Torres, Wilfredo; Catalán Cid, Miguel; Sánchez Loro, Xavier; Beltrán Martínez, María Victoria; García Villegas, Eduard; Gómez C.; Plans, Pau; Rubio, Javier; Almodóvar, Daniel; Rodellar, Daniel; Subotic, N.; Wenger, D.; Steiner, I. (Wireless World Research Forum, 2006-11-15)
      Conference report
      Open Access
      Wireless Mesh or multi-hop networks (WMNs) are well known thanks to its simplicity on deployment and the lack of infrastructure. These two advantages come with some drawbacks. WMNs have limitations with the support of ...
    • Ontology-based user-defined rules and context-aware service composition system 

      Beltrán Martínez, María Victoria; Arabshian, Knarig; Schulzrinne, Henning (Springer, 2012-01)
      Part of book or chapter of book
      Open Access
      The World Wide Web is becoming increasingly personalized as users provide more of their information on the Web. Thus, Web service functionality is becoming reliant on user pro le information and context in order to provide ...
    • Optimization of inter-domain presence traffic based on privacy rule sharing: performance and impact on the IMS 

      Beltrán Martínez, María Victoria; Paradells Aspas, Josep (2012)
      Article
      Restricted access - publisher's policy
      Presence information was the key enabler of the great success of instant messaging applications. This information was first limited to simple binary states such as online, offline, or busy. However, it is currently evolving ...
    • SIP/SIMPLE resource list server : optimization or burden for presence systems 

      Beltrán Martínez, María Victoria; Paradells Aspas, Josep (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
      Conference report
      Restricted access - publisher's policy
      Presence information contains all the context about users, services and devices that applications need to take more proactive and intelligent decisions. SIP/SIMPLE is the de facto framework for initiating, managing and ...