• AMR Gradiometer for Mine Detection 

      Autor: Vyhnánek J.; Janošek M.; Ripka P.
      (Elsevier Science, 2012)
      Anisotropic magnetoresistors (AMRs) are used to build an advanced mine detector. The sensing head involves a gradiometric pair of AMR sensors and a continuous-wave driven excitation coil, so the gradiometer is capable of ...
    • C-Shape Busbar With Frequency Invariant Points for Wideband Current Measurement 

      Autor: George N.; Ripka P.; Grim V.
      (IEEE Industrial Electronics Society, 2024)
      A yokeless busbar current transducer with frequency-invariant points is presented for the first time in this article. Existing rectangular busbar current transducers suffer from the frequency dependency issue due to the ...