S. V. Ermolaev - Leading Expert in Radio Systems, FSUE Radio Research and Development Institute «NIIR» (Moscow). E-mail: sergeyermolaev@mail.ru, ermolaev@niir.ru

S. V. Ermolaev - Leading Engineer in Radio Communications, FSUE Radio Research and Development Institute (NIIR). E-mail: sergeyermolaev@mail.ru