• Analysis of performance degradation in sleep-mode enabled core optical networks [invited] 

    Pagès Cruz, Albert; Tornatore, Massimo; Perelló Muntan, Jordi; Spadaro, Salvatore; Morea, Annalisa (Institute of Electrical and Electronics Engineers (IEEE), 2015-03-01)
    Artículo
    Acceso abierto
    Energy efficiency is an important target for the management of wavelength-division-multiplexing-based core optical networks. A possible power management strategy for energy-efficient optical networks consists in putting ...
  • Impact of transponders and regenerators wake-up time on sleep-mode enabled translucent optical networks 

    Pagès Cruz, Albert; Tornatore, Massimo; Perelló Muntan, Jordi; Spadaro, Salvatore; Morea, Annalisa (2014)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    Sleep-mode enabled transponders and regenerators yield to substantial energy savings; however, their non-negligible wake-up time may degrade the network performance. We show that an appropriate dimensioning of the devices ...
  • Link vs. opto-electronic device sleep mode approaches in survivable green optical networks 

    Perelló Muntan, Jordi; Morea, Annalisa; Spadaro, Salvatore; Tornatore, Massimo (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Comunicación de congreso
    Acceso abierto
    Energy savings of link and OE device sleep mode approaches are compared in 1:1 protected optical networks, together with a hybrid solution combining both of them. The proposed hybrid solution can decrease network energy ...
  • Optimizing the migration to future-generation passive optical networks (PON) 

    Andrade Jardín, Marilet de; Tornatore, Massimo; Sallent Ribes, Sebastián; Mukherjee, Biswanat (2010-12)
    Artículo
    Acceso abierto
    We study the upgrading problem of existing Passive Optical Networks (PONs) that need to increase their capacity at different points in time. Our method upgrades line rates and migrates network services over new wavelength ...
  • Research on optical core networks in the e-photon/ONe Network of excellence 

    Klinkowski, Miroslaw; Callegati, Franco; Aracil, Rafael; Wosinska, Lena; Andriolli, Nicola; Careglio, Davide; Giorgetti, Alessio; Fernández Palacios, Juan Pedro; Gauger, C.; Tornatore, Massimo; Sengezer, N.; Rea, L.; Raffaelli, Carla; Overby, Harald; Matera, F.; Karasan, Ezhan; Hu, G.; González de Dios, Óscar (IEEE Computer Society Publications, 2006-04-23)
    Texto en actas de congreso
    Acceso abierto
    This papers reports the advances in Optical Core networks research coordinated in the framework of the e-Photon/ONe and e-Photon/ONe+ networks of excellence.