Answer Happy

EE586 Quiz 1) Explain the human speech production mechanism. 2) Write the time domain and frequency domain properties of the voiced and unvoiced speech. 3) Find the minimum reasonable sampling frequency of the human speech signals using the sampling theorem. 4) Explain the importance of the filtering process for speech and audio signals. 5) Write a matlab script to divide the whole speech (H.22.16k.wav) into the frames. Length of the frame will be 16. You will construct the frame matrix A. (consecutive columns of the matrix A will be the consecutive frames of the speech that you obtained.) 6) Write a matlab script for low-pass filtering of the speech given as spo2_restaurant_sn5.wav The cut-off frequency of the low-pass filter will be 3 kHz.