DIGITAL MOVING TARGET SELECTOR Russian patent published in 2005 - IPC

FIELD: radar equipment, applicable in radar systems of protection against passive jammings.

SUBSTANCE: the claimed device has a series-connected phase detector with a coherent oscillator, analog-to-digital converter, two storage units, whose first input and second output are connected to the inputs of the subtractioncircuit, whose second end via a shift register is connected to the output of the first storage unit, a digital multiplier is connected to the output of the shift register, its second input is connected to the output of the circuit of correlation feedback comprising the series-connected digital multiplier and an integrator, and connected by its two inputs to the output of the first storage unit and to the output of the subtraction circuit.

EFFECT: provided automatic control of the device frequency response of overperiod subtraction for the noise spectrum with a Doppler shift of the central frequency.

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