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  • A high directive Koch fract...
    de Oliveira, Alexandre M.; Justo, João F.; Perotoni, Marcelo B.; Kofuji, Sérgio T.; Neto, Alfredo G.; Bueno, Regis C.; Baudrand, Henri

    Microwave and optical technology letters, February 2017, Letnik: 59, Številka: 2
    Journal Article

    ABSTRACT We present a new fractal slot edge antipodal Vivaldi antenna (AVA). When compared to a conventional AVA, it simultaneously extends the low‐end bandwidth limitation, mitigates the side lobe level, and increases the main lobe gain. © 2016 Wiley Periodicals, Inc. Microwave Opt Technol Lett 59:337–346, 2017