FIELD: computer science.
SUBSTANCE: system has keyboards, output connecting device, central processor unit, modems, wireless communication device, identification block, processing center. Wireless communication device and each modem have a set-point generator, phase manipulator, scrambler, first mixer, first heterodyne, amplifier of first intermediate frequency, first power amplifier, duplexer, transceiver antenna, second power amplifier, second mixer, second heterodyne, amplifier of second intermediate frequency, multiplier, band filter, phase detector and descrambler.
EFFECT: higher reliability.
5 dwg
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