A. I. Semenikhin - Ph.D. (Eng.), Associate Professor of Department of Antennas and Radiotransmission Devices, Southern Federal University (Taganrog) E-mail: airpu@tsure.ru D. V. Semenikhina - Dr.Sc. (Eng.), Professor of Department of Antennas and Radiotransmission Devices, Southern Federal University (Taganrog) Yu. V. Yukhanov - Dr.Sc. (Eng.), Professor, Head of Department of Antennas and Radiotransmission Devices, Southern Federal University (Taganrog)