Recent Submissions

  • Scalable hybrid path computation procedure for PCE-based 

    Hernández Sola, Guillem; Perelló Muntan, Jordi; Agraz Bujan, Fernando; Spadaro, Salvatore; Comellas Colomé, Jaume; Junyent Giralt, Gabriel (2011)
    Conference report
    Restricted access - publisher's policy
    In the Hierarchical Path Computation Element (H-PCE) architecture, an optimum end-to-end path is computed using a hierarchical relationship among PCEs. An H-PCE-based path computation procedure provides low network ...
  • Dynamic impairment-aware optical networking: some experimental results of the EU DICONET project 

    Spadaro, Salvatore; Perelló Muntan, Jordi; Agraz Bujan, Fernando; Angelou, Marianna; Azodolmolky, Siamak; Qin, Yixuan; Nejabati, Reza; Simeonidou, Dimitra; Tomkos, Ioannis (2011)
    Conference report
    Restricted access - publisher's policy
    The paper presents some results from the experimental validation of the achievements of the EU DICONET project. Specifically, the DICONET test-bed is presented and the experiments conducted for the performance evaluation ...
  • Determinación de la probabilidad de error en sistemas de comunicación digital por fibras ópticas: estudio comparativo de métodos “cuasi-exactos” 

    Casadevall Palacio, Fernando José; Junyent Giralt, Gabriel; Olmos Bonafé, Juan José; Agustí Comes, Ramon (1983)
    Conference report
    Open Access
    En este trabajo se presenta un estudio comparativo de diversos métodos para calcular la probabilidad de error en un sistema de comunicación digital por fibra óptica. Los procedimientos utilizados permiten determinar el ...
  • Diseño óptimo del preamplificador de recepción para un sistema de transmisión de datos a alta velocidad por fibra óptica 

    Casadevall Palacio, Fernando José; Junyent Giralt, Gabriel; Agustí Comes, Ramon (1983)
    Conference report
    Open Access
    En esta comunicación se realiza el análisis y el diseño óptimo desde el punto de vista de ruido del amplificador de recepción de un sistema de transmisión de datos a alta velocidad por fibra óptica. Su estructura es la de ...
  • Upstream performance improvement of low cost 10Gb/s ONUs with centralized OLT equalizer and FEC 

    Cano Valadéz, Iván Nicolás; Porto, S.; Naughton, A.; Ossieur, P.; Townsend, P.D.; Lázaro Villa, José Antonio; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2012)
    Conference report
    Restricted access - publisher's policy
    An access optical network based on 10Gb/s DML and R-EAM-SOA as transmitters was experimentally tested with a centralized MLSE equalizer to compensate for the chirp, dispersion and RB. Several scenarios were studied and ...
  • Network dimensioning for a TDM-PON deployment Single-fibre single-wavelength-reuse based on reflective ONUs 

    López Pastor, Eduardo Tommy; Polo Querol, Víctor; Lázaro Villa, José Antonio; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2012)
    Conference report
    Restricted access - publisher's policy
    The network dimensioning for a TDM-PON deployment based on reflec tive ONUs is presented in order to optimize number of users for efficient exploitation. Due to wavelength reuse, the study is focused on the power budget ...
  • Linear array diagnostic from near-field measurements 

    Romeu Robert, Jordi; Jofre Roca, Lluís; Soneira Ferrando, M. José; Clavera, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 1989)
    Conference report
    Open Access
    The authors present an inversion procedure to obtain the current distribution on a linear array from a near-field measurement. Numerical simulations were performed for a 50-element linear array. Single elements are ...
  • Performance of a FH multilevel FSK for mobile radio in the presence of nonsynchronous users 

    Agustí Comes, Ramon; Junyent Giralt, Gabriel (Institute of Electrical and Electronics Engineers (IEEE), 1982)
    Conference report
    Open Access
    This paper considers a Frequency Hopped Multilevel Frequency Shif Keying (FH-MFSK) spread spectrum communication system applied to mobile radio-telephony. We present a mobile-to-base transmission model that allows to study ...
  • Performance evaluation of an all-optical OCS/OPS-based network for intra-data center connectivity services 

    Pagès Cruz, Albert; Jiménez, Sergio; Perelló Muntan, Jordi; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Open Access
    As the size of Data Centers (DCs) and the amount of information managed by them grows, nowadays electronic-based intra-Data Center Networks (DCNs) start to become a limiting factor, not providing enough scalability nor ...
  • Análisis del sincronismo de portadora mediante series de Volterra 

    Agustí Comes, Ramon; Junyent Giralt, Gabriel (1980)
    Conference report
    Open Access
    Computing the exact carrier phase-jitter delivered from the recovery circuit in a QPSK-TDMA satellite system is cumbersome and has not been sufficiently investigated due to the analytical difficulties with the non linearities. ...

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