DEVICE FOR SERVICEABILITY CHECK OF SUPERHETERODYNE RECEIVER Russian patent published in 2005 - IPC

Abstract RU 2246176 C1

FIELD: radio communications.

SUBSTANCE: pulse noise is detected upon conversion of signal received into intermediate frequency, noise active time is determined, information signal is disconnected from amplifier incorporated in superheterodyne receiver, noise-affected part of information signal is recovered by eliminating simulator signals during extrapolation, and superheterodyne receiver is checked for serviceability at intermediate frequency.

EFFECT: enhanced precision of superheterodyne receiver serviceability check.

1 cl, 1 dwg

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RU 2 246 176 C1

Authors

Vlasov V.I.

Kalashnikov P.S.

Gusejnov V.Ju.

Vlasova O.V.

Dates

2005-02-10Published

2003-07-09Filed