• Article  

      A broadband Wilkinson balun using microstrip metamaterial lines 

      Antoniades, Marcos A.; Eleftheriades, G. V. (2005)
      A metamaterial balun that converts a single-ended input to a differential output over a large bandwidth is presented. The device also exhibits excellent return loss, isolation, and through characteristics over the same ...
    • Article  

      Compact linear lead/lag metamaterial phase shifters for broadband applications 

      Antoniades, Marcos A.; Eleftheriades, G. V. (2003)
      A compact one-dimensional phase shifter is proposed using alternating sections of negative refractive index (NRI) metamaterials and printed transmission lines (TL). The NRI metamaterial sections consist of lumped element ...