Now showing items 1-2 of 2

  • 1Gbps full-duplex links for ultra-dense-WDM 6.25GHz frequency slots in optical metro-access networks 

    Altabas, Jose Antonio; Izquierdo, David; Lázaro Villa, José Antonio; Lerin, Adolfo; Sotelo, Félix; Garces, Ignacio (2016-01-11)
    Article
    Open Access
    1Gbps full-duplex optical links for 6.25GHz ultra dense WDM frequency slots are demonstrated and optimized for cost-effective metro-access networks. The OLT-ONU downlinks are based on 1Gbps Nyquist-DPSK using MZM and ...
  • Survey of Faster-Than-Nyquist for Flexible Passive Optical Networks 

    Altabas, Jose Antonio; Arribas, Paula; Izquierdo, David; Sotelo, Félix; Lerín de la Santísima Trinidad, Adolfo; Fàbrega, Josep Maria; Lázaro Villa, José Antonio; Garces, Ignacio; Junyent Giralt, Gabriel (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Restricted access - publisher's policy
    The constant growing in traffic demands has driven to look for new methods with which to reduce the occupied bandwidth and efficient use of the optical spectrum. Despite non-orthogonal signalling lead to intersymbolic ...