CORRELATOR FOR FREQUENCY-SHIFTED SIGNALS WITH REJECTION OF STRUCTURAL NOISE Russian patent published in 2002 - IPC

Abstract RU 2178619 C1

FIELD: radio engineering, communication systems with wide-band signals. SUBSTANCE: technical result of invention lies in noise immunity to structural noises enhanced by value of order of 60-80 dB determined by degree of suppression of structural noises in the course of their rejection. Address indication of subscriber during correlation processing of wide-band signals is frequency shift of carrier frequency. Correlator incorporates two multipliers, two filtration units, signal copy generator, signal level meter, former of evaluation of structural noises, structural noise rejecter, commutation unit, limiter and adder. EFFECT: enhanced noise immunity to structural noises. 7 dwg

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RU 2 178 619 C1

Authors

Chugaeva V.I.

Dates

2002-01-20Published

2000-10-02Filed