El grup CBA és un grup de recerca de la UPC i un GRC (2001SGR-00226, 2005SGR-00481, 2009SGR-01140). L'àmbit de recerca se centra en les xarxes de computadors i comunicacions abordant les temàtiques: xarxes IP, xarxes òptiques, monitorització de xarxa i anàlisi de tràfic, identitat digital i signatura electrònica, xarxes energèticament eficients i nano-comunicacions. El grup CBA forma part del Centre Específic de Recerca CCABA/UPC.

http://futur.upc.edu/CBA

The study, design and evaluation of broadband communication networks, broadband Internet and optical networks. Network architectures, communication protocols, MAC protocols, network services, performance and traffic characterisation, traffic monitoring, quality of service, GMPLS networks, OBS, OPS, mobility, anomaly detection, new netwirk architectures.

http://futur.upc.edu/CBA

The study, design and evaluation of broadband communication networks, broadband Internet and optical networks. Network architectures, communication protocols, MAC protocols, network services, performance and traffic characterisation, traffic monitoring, quality of service, GMPLS networks, OBS, OPS, mobility, anomaly detection, new netwirk architectures.

http://futur.upc.edu/CBA

Enviaments recents

  • Bursty cell stream characterization 

    Solé Pareta, Josep; Domingo Pascual, Jordi; García Vidal, Jorge (1989-01)
    Report de recerca
    Accés obert
    Traffic cell stream generated by a single source (or a single connection traffic cell stream) may be characterized by its mean traffic intensity (or normalized mean cell rate) Ai, but also by its burstiness. "Burstiness ...
  • Traffic burstiness influence on ATM switching behavior 

    Solé Pareta, Josep; Domingo Pascual, Jordi; García Vidal, Jorge (1989-01)
    Report de recerca
    Accés obert
    Traffic studies is an important subject to evaluate the performance of the switching elements in an ATM environment. The main reason is that ATM cell streams have varible bitrate where the maximun peak bitrate can be several ...
  • Assessment of Flex-Grid/MCF optical networks with ROADM limited core switching capability 

    Rumipamba Zambrano, Rubén Darío; Moreno-Muro, F. J.; Pavón-Marino, Pablo; Perelló Muntan, Jordi; Spadaro, Salvatore; Solé Pareta, Josep (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Text en actes de congrés
    Accés obert
    The majority of the research studies on Flex-Grid over multi-core fiber (Flex-Grid/MCF) networks are built on the assumption of fully non-blocking ROADMs (FNB-ROADMs), able to switch any portion of the spectrum from any ...
  • Traffic allocation strategies in WSS-based dynamic optical networks 

    Shakeri, Ali; Garrich, Miquel; Bravalheri, Anderson; Careglio, Davide; Solé Pareta, Josep; Fumagalli, Andrea (Institute of Electrical and Electronics Engineers (IEEE), 2017-04-01)
    Article
    Accés obert
    Elastic optical networking (EON) is a viable solution to meet future dynamic capacity requirements of Internet service provider and inter-datacenter networks. At the core of EON, wavelength selective switches (WSSs) are ...
  • A MAC protocol for reliable broadcast communications in wireless network-on-chip 

    Mestres Sugrañes, Albert; Abadal Cavallé, Sergi; Torrellas, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    The Wireless Network-on-Chip (WNoC) paradigm holds considerable promise for the implementation of fast and efficient on-chip networks in manycore chips. Among other advantages, wireless communications provide natural ...
  • Measuring video QoE from encrypted traffic 

    Dimopoulos, Georgios; Leontiadis, Ilias; Barlet Ros, Pere; Papagiannaki, Konstantina (Association for Computing Machinery (ACM), 2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    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 ...
  • Benefits of programmable topological routing policies in RINA-enabled large-scale datacenters 

    Leon Gaixas, Sergio; Perelló Muntan, Jordi; Grasa, Eduard; Lopez, Diego; Aranda Gutiérrez, Pedro Andrés; Careglio, Davide (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    With the proliferation of cloud computing and the expected requirements of future Internet of Things (IoT) and 5G network scenarios, more efficient and scalable Data Centers (DCs) will be required, offering very large pools ...
  • Capacity quantification of joint-switching-enabled flex- grid/SDM optical backbone networks 

    Rumipamba Zambrano, Rubén Darío; Perelló Muntan, Jordi; Gene Bernaus, Joan M.; Spadaro, Salvatore (Optical Society of American (OSA), 2017)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    We quantify the network capacity scaling from 7 to 30 spatial channels. While multifiber provides a 5x capacity increase, MCF limits it to 4x and 2x in national and continental backbone networks, respectively.
  • La xarxa Ibercom 

    Santos Boada, Germán (1988-02)
    Article
    Accés obert
  • Study of hybrid and pure plasmonic terahertz antennas based on graphene guided-wave structures 

    Hosseininejad, Seyed Ehsan; Alarcón Cot, Eduardo José; Komjani, Nader; Abadal Cavallé, Sergi; Lemme, Max; Bolívar, Peter Haring; Cabellos Aparicio, Alberto (2017-06-01)
    Article
    Accés restringit per política de l'editorial
    Graphene is a unique material for the implementation of terahertz antennas due to extraordinary properties of the resulting devices, such as tunability and compactness. Existing graphene antennas are based on pure plasmonic ...

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