RADAR RECEIVER AUTOMATIC GAIN CONTROL DEVICE Russian patent published in 2014 - IPC G01S7/36 

FIELD: radio engineering, communication.

SUBSTANCE: radar receiver automatic gain control device comprises series-connected controlled amplifier, detector, gating device, limiter and series-connected integrator and storage device. The device also includes a second controlled amplifier, a controlled attenuator and series-connected comparison voltage former, comparison element and inhibit element, wherein the input of the second controlled amplifier is connected to the control input of the inhibit element and to the output of the detector, the control input is connected to the control input of the first controlled amplifier and to the output of the inhibit element, and the output is connected to the second input of the comparison element and the control input of the controlled attenuator, connected between the limiter and the integrator, the input of the comparison voltage former is connected to the output of the storage device.

EFFECT: faster operation with higher probability of correct detection.

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