Recent Submissions

  • Estudio de la congestion en subcanales HF en un enlace entre Madrid y Barcelona 

    Valle Alarcón, Rafael; Serrat Fernández, Juan; Delgado Penin, José A. (1991)
    Conference report
    Open Access
    We have presented here the result of an investigation done during a year measuring the
  • A Real time simulation model for Lognormal Fading channels 

    Delgado Penin, José A.; Serrat Fernández, Juan (1991)
    Conference report
    Open Access
    In this paper we present a mathematical model for the simulation of lognormal fading channels. A modeling technique and its validation by computer simulation are described with special emphasis on the aspects related to ...
  • Simulación digital con topsim de un sistema TCM-8PSK con estrategia de recepción inusual 

    Delgado Penin, José A.; Serrat Fernández, Juan (1991)
    Conference report
    Open Access
    An 8 state TCM- BPSK system i s analy zed by simulation techniques.It is proposed a system model where trace-back decoding is used.Simulation results using TOPSIM III are presented.The system error rate is evaluated and ...
  • Analisis espectral de codigos adaptativos de longitud variable 

    Delgado Penin, José A. (1991)
    Conference report
    Open Access
    The algorithm for the power spectral density of a block code proposed by Cariolaro/Tronca has been used to obtain continuous and discrete spectra components of line codes .Novel adaptive binary and multilevel codes are ...
  • Analisis del codigo de linea 2blq en bucle de abonado digital con diafonia 

    Delgado Penin, José A. (1991)
    Conference report
    Open Access
    The 2BlQ line code is selected to study a digital line transmission system for support of ISDN basic access on 2- wire metallic subscriber .The selection of the line code is conditioned by the problem of the near-end ...
  • Hf modem with multilevel parallel transmission using coding and rice 

    Valle Alarcón, Rafael; Delgado Penin, José A. (1989-12)
    Article
    Restricted access - publisher's policy
    We present a parallel modem for 2400 b.p.s. data transmission over high-frequency (h.f.) ionospheric channels. Time-redundancy (convolutional coding) and frequency diversity (parallel transmission with pre-encoding) are ...
  • L’èxit de l’enginyeria...o la crisi de les vocacions! 

    Berenguer Sau, Jordi (Associació Catalana d’Enginyers de Telecomunicació, 2008-12)
    Article
    Restricted access - publisher's policy
  • El Parc Mediterrani de la Tecnologia 

    Berenguer Sau, Jordi (Cambra Oficial de Comerç, Indústria i Navegació de Barcelona, 2009-06)
    Part of book or chapter of book
    Restricted access - publisher's policy
  • El Baix Llobregat: pol aviònic de Catalunya? 

    Berenguer Sau, Jordi (Associació d'Enginyers Industrials de Catalunya (EIC), 2009-09-30)
    Part of book or chapter of book
    Restricted access - publisher's policy
    Et presentem el desè monogràfic que hem preparat des de l’Associació i el Col·legi d’Enginyers Industrials de Catalunya. En aquesta ocasió hem volgut posar el focus d’atenció en un sector molt important per al desenvolupament ...
  • A dual-band outphasing transmitter using broadband class E power amplifiers 

    Ruiz, Maria Nieves; Marante, Reinel; Rizo, Leysi; García, José Angel; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel (2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, a dual-band outphasing transmitter (able of operating either at 770 MHz or 960 MHz frequency bands) is presented. Two broadband RF power amplifiers (PAs) have been designed over packaged GaN HEMT devices, ...

View more