Spectrogram Image Analysis of Error Signals for Minimizing Impulse Noise

Table 3

Overall attenuation in 20~500 Hz.

Impulse input type	Overall attenuation
	FxLMS	FxNLMS
Type A	−13.44 dB	−16.97 dB
Type B	−18.03 dB	−18.24 dB
Type C	−15.77 dB	−17.80 dB