Yu. I. Alexeev - Dr.Sc. (Eng.), Professor, antennas and radio transmitters department, Institute of Technology of South Federal University, Taganrog
M. V. Orda-Zhigulina - Ph.D. (Eng.), Associate Professor, antennas and radio transmitters department, Institute of Technology of South Federal University, Taganrog. E-mail: jigulina@mail.ru
Le Thai Son - Post-graduate Student. E-mail: lethaison1110@gmail.com
Yu.I. Alekseev - Dr.Sc. (Eng.), professor. E-mail: lethaison1110@gmail.com