FIELD: radio engineering.
SUBSTANCE: invention can be used in communication systems that automatically adjust the parameters of the radio signal spectrum. This result is achieved by matching the frequency characteristics of the main filter radio bands with the spectral characteristics of the received signal determined by the characteristics of the baseband filter of the radio transmitting device of the radio link. For this purpose, a second pseudo-random sequence generator, a second multiplier and an adder connected in series to the first multiplier and a baseband filter are additionally introduced into the radio line, while the digital computer consists of two matched, two decision devices, a baseband filter and a control unit for baseband filter parameters.
EFFECT: increase in the signal-to-noise ratio at the output of the radio receiver of the radio line.
1 cl, 7 dwg
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Authors
Dates
2024-01-15—Published
2023-08-01—Filed