FIELD: radio engineering, communication.
SUBSTANCE: device contains a highly stable microwave frequency generator, four directional splitters, two circulators, two antennas, mixing circuit, microwave frequency amplifier, controlled phase shifting unit 0÷180°, controlled attenuator, computation and control unit of bulk barrier, band amplifier 0.1÷4 Hz and two frequency dividers by N.
EFFECT: higher accuracy of alive people detection.
1 dwg
Title | Year | Author | Number |
---|---|---|---|
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Authors
Dates
2015-02-27—Published
2013-03-21—Filed