FIELD: radio detection and finding, applicable for detection of alive people in slide rocks, shelters, under snow, as well as for remote contactless determination of the respiration rate and sylesoles in medical offices.
SUBSTANCE: the device realizing the offered method has a radio-frequency oscillator, directional coupler, pulse modulator, antenna unit, quadrature demodulator, two preamplifiers, two band-pass-filters, two multiplexers, two demodulators, two short-circuiting electronic switches, two low-frequency amplifiers, analog-to-digital converter multiplexer control unit, demultiplexer control unit, digital processing unit display unit, polarizer, transmitting antenna, two receiving antennas, two RF amplifiers, three keys, multiplier, narrow-band filter, frequency shifter, mixer, intermediate-frequency amplifier, amplitude limiter, phase detector and a comparison unit.
EFFECT: expanded functional potentialities and improved operating characteristics.
2 cl, 2 dwg
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