D. V. Tatarnikov - Dr.Sc. (Eng.), Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University); Antenna Design Chief, Topcon Positioning Systems, Inc. E-mail: DTatarnikov@topcon.com A. V. Astakhov - Ph.D. (Eng.), Associate Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University); Leading Antenna Design Engineer, Topcon Positioning Systems, Inc. E-mail: AAstakhov@topcon.com

D. V. Tatarnikov - Dr.Sc. (Eng.), Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Insti-tute (National Research University); Deputy Chief of Perspective Designs Department, Topcon Positioning Systems, LLC (Moscow). E-mail: DTatarnicov@topcon.com A. V. Astakhov - Ph.D. (Eng.), Leading Engineer, Topcon Positioning Systems, LLC (Moscow); Associate Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University) A. P. Stepanenko - Leading Engineer, Topcon Positioning Systems, LLC (Moscow) P. P. Shamatulsky - Engineer, Topcon Positioning Systems, LLC (Moscow) S. N. Emelyanov - Manager of Antennae Projects, Engineer, Topcon Positioning Systems, LLC (Moscow)