• Multi-mode antennas for hemispherical field-of-view coverage 

      Prinsloo, David Schalk Van der Merwe (Stellenbosch : Stellenbosch University, 2015-03)
      ENGLISH ABSTRACT: This dissertation proposes a multi-mode antenna element excited through a multiconductor feed. It is shown that each of the orthogonal transverse electromagnetic modes supported by the antenna feed ...