Recognition of Electromagnetic Signals Based on the Spiking Convolutional Neural Network

Figure 2

The Choi-Williams distributions of 6 electromagnetic signals at 0 dB. (a) 2PSK. (b) 2FSK. (c) 4FSK. (d) CW. (e) LFM. (f) NLFM.

(a)

(b)

(c)

(d)

(e)

(f)