• Nonlinear Distortion in a 8-Pole Quasi-Elliptic Bandpass HTS Filter for CDMA System 

      Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Menéndez Nadal, Óscar; O'Callaghan Castellà, Juan Manuel (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-06-30)
      Article
      Accés obert
      High Temperature Superconductor materials are known to produce intermodulation and other nonlinear effects which may restrict their use in wireless communication systems. Quantifying this degradation is crucial in determining ...
    • Nonlinear performance characterization in an eight-pole quasi-elliptic bandpass filter 

      Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Menéndez Nadal, Óscar; O'Callaghan Castellà, Juan Manuel (IOP PUBLISHING LTD, 2004-05-31)
      Article
      Accés obert
      In this work we predict the nonlinear behaviour of an eight-pole quasi-elliptic bandpass high temperature superconducting (HTS) filter with an equivalent circuit extracted from intermodulation measurements performed at the ...
    • Planck-LFI 44-GHz back end module 

      Aja, Beatriz; Pascual, Juan Pablo; Fuente, Luisa de la; Detratti, M.; Artal Latorre, Eduardo; Mediavilla, Asier; Paco Sánchez, Pedro Antonio de; Pradell i Cara, Lluís (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-10-31)
      Article
      Accés obert
      This work describes the principle of operation, assembly and performance of one branch of the 44 GHz back end module (BEM) for the Planck low frequency instrument (LFI). This subsystem constitutes a fully representative ...