Tràfic i planificació de xarxes cel·lulars. Patrons de mobilitat en xarxes cel·lulars i ad-hoc. Algorismes i tècniques de localització. Serveis basats en localització.
Enrutament en xarxes ad-hoc incloent enrutament basat en la localització dels terminals. Xarxes WiFi IEEE 802.11 i WiMax 802.16
Avaluació de xarxes cel·lulars mitjançant eines teoria de cues i simulació.
Aplicació d'eines d'anàlisi matemàtic i teoria de grafs als problemes d'enrutament i mobilitat de xarxes ad-hoc i de sensors (MANET i WSN).
Xarxes cel·lulars de molt petita escala (nanonetworks). Caracterització, codificació i transmissió de la informació.

Xarxes auto organitzades orientades al green networking. Desenvolupament d’algoritmes d’optimització i auto organització enfocats a l’estalvi energètic dels elements que composen la xarxa.

http://futur.upc.edu/GRXCA

Tráfico y planificación en redes celulares. Patrones de movilidad en redes celulares y redes ad-hoc. Algoritmos y técnicas de localización. Servicions basados en localización.
Enrutamiento en redes ad-hoc incluyendo enrutamiento basado en la localización de los terminales. Redes WiFi IEEE 802.11 i WiMax 802.16
Evaluación del desempeño de redes celulares mediante herramientas de teoría de colas y simulación.
Aplicación de herramientas de análisis matemático y teoría de grafos a los problemas de enrutamiento y movilidad en redes ad-hoc y de sensores (MANET i WSN).
Redes celulares de muy pequeña escala (nanonetworks). Caracterización, codificación y transmisión de la información.
Redes auto organizadas orientadas al green networking. Desarrollo de algoritmos de optimización y auto organización enfocados al ahorro energético de los elementos que componen la red.

http://futur.upc.edu/GRXCA

Teletraffic and network planning of cellular networks. Mobility patterns in cellulal and ad-hoc networks. Location algorithms and techniques. Location based services.
Routing in ad-hoc networks including location based routing. WiFi and WiMax networks (802.11 and 802.16).
Performance evaluation of cellular networks through queuing theory and simulation.
Application of mathematical analysis and graph theory to mobility and routing in ad-hoc and sensor networks (MANET i WSN).
Small scale cellular networks (nanonetworks). Characterization, coding and information transmission.
Self organized networks applied to green networking. Development of optimization algorithms and self-organized algorithms aimed to the reduction of the energy consumed by network elements.

http://futur.upc.edu/GRXCA

Teletraffic and network planning of cellular networks. Mobility patterns in cellulal and ad-hoc networks. Location algorithms and techniques. Location based services.
Routing in ad-hoc networks including location based routing. WiFi and WiMax networks (802.11 and 802.16).
Performance evaluation of cellular networks through queuing theory and simulation.
Application of mathematical analysis and graph theory to mobility and routing in ad-hoc and sensor networks (MANET i WSN).
Small scale cellular networks (nanonetworks). Characterization, coding and information transmission.
Self organized networks applied to green networking. Development of optimization algorithms and self-organized algorithms aimed to the reduction of the energy consumed by network elements.

http://futur.upc.edu/GRXCA

Enviaments recents

  • La espectroscopía raman aplicada a la identificación de materiales pictóricos 

    Ruiz Moreno, Sergio; Yúfera Gomez, José Manuel; Soneira Ferrando, M. José; Breitman Mansilla, Mónica Celia; Morillo Bosch, M. Paz; Gràcia Rivas, Ignacio (1996-01)
    Article
    Accés obert
  • Scalability of passive and active solutions for time-based ranging in IEEE 802.11 networks 

    Martín Escalona, Israel; Malpartida, Marta; Zola, Enrica Valeria; Barceló Arroyo, Francisco (Springer, 2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Wireless positioning systems have become popular in recent years. Outdoor positioning has been addressed successfully, but location indoors still presents some open issues. One of them is related with the scalability of ...
  • Minimizing the impact of the handover for mobile users in WLAN: a study on performance optimization 

    Zola, Enrica Valeria; Kassler, Andreas (2016-04-01)
    Article
    Accés restringit per política de l'editorial
    IEEE 802.11 based Wireless LANs are an important piece in today’s communication infrastructure in order to provide high speed wireless Internet access to static or quasi mobile users. For large WLAN deployments (i.e., ...
  • Energy efficient virtual machine consolidation under uncertain input parameters for Green Data Centers 

    Zola, Enrica Valeria; Kassler, Andreas (2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Reducing the energy consumption of data centers and the Cloud is very important in order to lower CO_2 footprint and operational cost (OPEX) of a Cloud operator. To this extent, it becomes crucial to minimise the energy ...
  • A modification of DYMO routing protocol with knowledge of nodes’ position: proposal and evaluation 

    Zola, Enrica Valeria; Barceló Arroyo, Francisco; Martín Escalona, Israel (Springer, 2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Knowledge of the physical location of the nodes is known to improve performance in wireless networks. This is especially true in MANETs, where routing protocols face a continuously changing topology. In the past, routing ...
  • An empirical overview of the No Free Lunch Theorem and its effect on Real-World Machine Learning Classification 

    Gomez Guillen, David; Rojas Espinosa, Alfonso (2016-01-01)
    Article
    Accés obert
    A sizable amount of research has been done to improve the mechanisms for knowledge extraction such as machine learning classification or regression. Quite unintuitively, the no free lunch (NFL) theorem states that all ...
  • Mobility patterns: implications on network parameters and handover 

    Zola, Enrica Valeria (2013)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    The purpose of a wireless network is to provide coverage to mobile users (MU). Knowledge about the pattern followed by MU in a given scenario may help network planning to guarantee service along the pathway followed by ...
  • Multi-objective optimization of WLAN associations with improved handover costs 

    Zola, Enrica Valeria; Barceló Arroyo, Francisco; Kassler, Andreas (2014-11-01)
    Article
    Accés restringit per política de l'editorial
    The deployment of a large number of access points in public areas presents a new paradigm in which a given station may be served by more than one access point at a time. Recently, a network model has been proposed to derive ...
  • Collaborative positioning in ad hoc networks using passive time-differences of arrival 

    Martín Escalona, Israel; Barceló Arroyo, Francisco; Zola, Enrica Valeria; Ciurana Adell, Marc (Bentham Science Publishers, 2015-04-08)
    Article
    Accés restringit per política de l'editorial
    Accuracy and scalability contribute to the quality of location solutions in wireless networks. While accuracy is a parameter addressed in all location technologies, scalability is often relegated. However, scalability ...
  • New trends in mobility modelling and handover prediction 

    Barceló Arroyo, Francisco; Gorawski, Michal; Grochla, Krzysztof; Martín Escalona, Israel; Polys, Konrad; Ribeiro, Andrea G.; Sofia, Rute; Zola, Enrica Valeria (Springer, 2014)
    Capítol de llibre
    Accés restringit per política de l'editorial
    Wireless networks of moving objects have drawn significant attention recently. These types of networks consist of a number of autonomous or semi-autonomous wireless nodes/objects moving with diverse patterns and speeds ...

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