SUPERHETERODYNE PULSED SIGNAL RECEIVER WITH FREQUENCY SEARCH Russian patent published in 2014 - IPC H04B1/10

Abstract SU 1840893 A1

FIELD: radio engineering, communication.

SUBSTANCE: receiver has series-connected logic device, units for measuring signal carrier frequency and heterodyne frequency, heterodyne, mixer, intermediate frequency amplifier, detector, buffer register and storage device, wherein the intermediate frequency amplifier is single-channel and has filters tuned to different frequencies. The receiver also includes a filter number comparing unit connected between the output of the storage device and the input of the logic device.

EFFECT: high probability of unique automatic determination of carrier frequency.

1 dwg

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SU 1 840 893 A1

Authors

Lebed' Viktor Ivanovich

Chernysh Stanislav Konstantinovich

Shevtsova Anna Ivanovna

Dates

2014-08-20—Published

1975-12-22—Filed