FIELD: information technologies.
SUBSTANCE: system consists of data input of the carried out operation and PIN-code input keyboards, central processing unit, the first and the second modems, connection, wireless communication device, identification unit, processing centre, and a banking or lending institution. Wireless communication device and modems contain carrier frequency synthesiser, phase manipulator, digital scrambler, the first mixer, frequency synthesiser of the first heterodyne oscillator, amplifier of the first intermediate frequency, the first power amplifier, duplexer, transceiving antenna, the second power amplifier, the second mixer, frequency synthesiser of the second heterodyne oscillator, amplifier of the second intermediate frequency, multiplier, bandpass filter, phase detector, digital descrambler, synchroniser and generator of pseudorandom sequence.
EFFECT: increasing interference resistance, accuracy and security of the transmitted information in conditions of interferences, multi-beam radio-wave transmission.
6 dwg
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