Time varied gain (TVG) is signal compensation that is applied by the receiver electronics through analog or digital
signal processing
Signal processing is an electrical engineering subfield that focuses on analyzing, modifying and synthesizing ''signals'', such as audio signal processing, sound, image processing, images, and scientific measurements. Signal processing techniq ...
. The desired result is that targets of the same size produce echoes of the same size, regardless of target range.
See also
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Automatic gain control
Automatic gain control (AGC) is a closed-loop feedback regulating circuit in an amplifier or chain of amplifiers, the purpose of which is to maintain a suitable signal amplitude at its output, despite variation of the signal amplitude at the inpu ...
References
Signal processing
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