Incoherence Analysis of RD-AIC-Based Observation Matrix and Its Application in Power Quality Disturbance Signal

Figure 4

The compression sampling process of the voltage sag signal passing through the RD-AIC-based observation matrix. (a) The original signal, (b) the modulated signal, (c) the filtered signal, and (d) the compressed sampling signal.

(a)

(b)

(c)

(d)