Exploració per tema "Tunnels -- Communication systems"

Ara es mostren els items 1-2 de 2

    • A combined spectral-parabolic equation approach for propagation prediction in tunnels 

      Izquierdo Fernandez, Benjamin; Alonso, Javier; Capdevila Cascante, Santiago; Romeu Robert, Jordi (2010)
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      Several techniques can be used to study electromagnetic propagation in tunnels. A combination of two of such techniques is presented in this paper to model propagation inside a rectangular tunnel. They are combined in ...

    • Preliminar propagation and MIMO experiments in train tunnels at 5.8GHz 

      Alonso, Javier; Izquierdo Fernandez, Benjamin; Capdevila Cascante, Santiago; Romeu Robert, Jordi (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
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      In this paper, a complete set-up to subway radio propagation measurement at L and C Band is presented. This set-up has been tested at a real subway tunnel with a special structural characteristics allowing propagation path ...