P.A. Popov – Engineer, 

Kotel’nikov Institute of Radio Engineering and Electronics of RAS (Moscow)

E-mail: paavali.popov@gmail.com

A.R. Safin – Associate Professor, Senior Research Scientist, 

Kotel’nikov Institute of Radio Engineering and Electronics of RAS (Moscow)

E-mail: arsafin@gmail.com

S.A. Nikitov – Professor, Director, 

Kotel’nikov Institute of Radio Engineering and Electronics of RAS (Moscow)

E-mail: nikitov@cplire.ru