643563.fig.006a
(a)
643563.fig.006b
(b)
643563.fig.006c
(c)
Figure 6: Spectral amplitudes of periodograms—nonuniformly sampled signal with IPFM generated sampling pattern. Input frequency 0 . 6 5 𝑓 𝑠 exceeds the Nyquist limit. Different levels of sampling irregularity: (a) low, (b) medium, (c) high.