To understand the limitation of DTFT for the spectral analysis of speech.

To understand the development of short-term Fourier transform(STFT) representation.

To understand the differnce in the nature of linear and logmagnitude spectra.

To understand the difference among the spectra of voiced, unvoiced and silence regions of speech.

To plot the STFT of a speech signal.

To understand the difference between true and convolved spectra.

To understand the effect of rectangular Hamming and Hanning window functions on short term spectral analysis.

To understand the effect of frame size on short term spectral analysis