Now showing items 1-3 of 3

    • 60GHz channel characterization using a Scatterer Mapping Technique 

      Papió, Anna; Grau, Alfred; Balcells Ventura, Jordi; Romeu Robert, Jordi; Jofre Roca, Lluís; Flaviis, Franco de (2010)
      Conference report
      Open Access
      In this paper, a Scatterer Mapping Technique based on a Multi-Frequency Bi-focusing operator with good imaging capabilities is used to characterize the 60GHz wireless channel in an office environment. The measurement data ...
    • Isofrequency-reconfigurable 8-bit RF repeater 

      Díaz Tapia, Edgar; Grau, Alfred; Rodriguez De Luis, Javier; de Flaviis, Franco; Jofre Roca, Lluís (2011-11-02)
      Article
      Restricted access - publisher's policy
      A novel isofrequency-reconfigurable RF repeater operating at 4.5 GHz is presented. The repeater uses a total of eight reconfigurable parasitic dipole elements to enhance and reconfigure the isolation level between the ...
    • Novel design methodology of matching networks based on the use of simmetry operators 

      Grau, Alfred; Romeu Robert, Jordi; Jofre Roca, Lluís; Flaviis, Franco de (IEEE Press. Institute of Electrical and Electronics Engineers, 2009-06)
      Conference report
      Open Access