Figure 3From: Integrated acoustic echo and background noise suppression technique based on soft decisionSpeech spectrograms (white noise, SNR = 15 dB). (a) Microphone input signal with the noise and echo. (b) Clean near-end speech. (c) Output signal obtained by IS-127+Turbin et al. (d) Output signal obtained by Gustafsson et al. (e) Output signal obtained by the proposed method.Back to article page