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Short-Term Frequency Domain Processing of Speech






  • 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


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