FIELD: radio engineering, communication.
SUBSTANCE: device contains a multiplier, a delay line, a low-pass filter and a band filter. The device also contains a reset pulse generator and peak detectors. The device construction also contains the third peak detector, keys, a threshold scheme, a coincidence circuit and gates. The first peak detector is connected to a low-pass filter via the first key. The first gate is connected to the second one via the key and a circuit. The second peak detector is connected to the band filter via the key and the second circuit. The third detector is connected to the low-pass filter in a similar way. The keys control inputs are connected to the reset pulse generator.
EFFECT: elimination of the signal modulation type distinguishing ambiguity.
3 dwg
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Authors
Dates
2014-11-20—Published
1975-12-15—Filed