Figure 10
From: Acoustic modulation signal recognition based on endpoint detection

The cyclo-spectral sections of 2FSK and 4FSK signals at SNR of 0dB. (a) 2FSK signal cycle spectrum. (b) 4FSK signal cycle spectrum.
From: Acoustic modulation signal recognition based on endpoint detection
The cyclo-spectral sections of 2FSK and 4FSK signals at SNR of 0dB. (a) 2FSK signal cycle spectrum. (b) 4FSK signal cycle spectrum.