S. V. Dvornikov, V. K. Zheleznyak*, R. N. Khramov,
S. R. Zhelnin, M. V. Medvedev, A. N. Simonov, A. M. Saukov**
Military Communication University, Saint-Petersburg
*Federal Unitary Enterprise "INFORMAKUSTIK", Saint-Petersburg
**Military Engineering Institute of Radioelectronics (VIIRE), Cherepovets