Digital Signal Processing - winter semestr 2000/2001
Postgraduate study

Teacher: Petr Pollák, E-mail: pollak@feld.cvut.cz


SYLLABUS OF THE SUBJECT

  1. Brief summary on digital filtering
    FIR and IIR filters, structures and main features, filter design and filtration in MATLAB
    References: [1], [4], [5]
  2. Spectral Analysis and Signal Processing in Frequency-Domain
    DFT (FFT), main fetures, Power Spectral Density (PSD) estimation, OLA method, filtration in frequency-domain
    References: [1], [2], [5], [4]
  3. Multi-Channel Signal Processing
    Correlation and coherence analysis, time delay estimation
    References: [2], [4], [5]
  4. Parametric Metods of DSP
    Linear prediction, AR, MA, and ARMA signal models, estimation of AR model parameters (LPC analysis), spectral analysis based on LPC, speech coding
    References: [2], [3], [4], [5]
  5. Cepstral Analysis
    Real and complex cepstrum, homomorfic deconvolution of speech, LPC cepstrum, Cepstral distance and its application
    References: [1], [2], [4], [5]
  6. Signal and Noise
    Noise robustness of DFT and LPC, noise suppression systems
    References:

TASK SCHEDULE

  1. Filter Design and Digital Filtering in MATLAB
    Delivery date: 26 Oct 2000
  2. Basic Overview on DFT Properties
    Delivery date: 2 Nov 2000
  3. OLA, Filtration in the Frequency-Domain
    1st discussion: 9 Nov 2000
    Delivery date: 16 Nov 2000
  4. OLA, Noise suppression using spectral subtraction
    Delivery date: 23 Nov 2000
  5. Estimation of Power Spectral Density
    Delivery date: 30 Nov 2000
  6. Correlation analysis
    Delivery date: 14 Dec 2000
  7. LPC analysis (AR models)
    Preliminary study of literature [2],[3]: 14 Dec 2000
    Delivery date: 21 Dec 2000
  8. Robustness of LPC analysis
    Delivery date: 4 Jan 2001
  9. Cepstral analysis
    Delivery date: 11 Jan 2001

  10. FINAL DISCUSSION (concerning all problems from discussed topics)
    Date: 11 Jan 2001

REFERENCES

[1] Oppenheim, Schafer: Discrete-Time Signal Processing. Prentice-Hall 1990

[2] Rabiner, Schafer: Digital Processing of Speech Signals. Prentice-Hall 1978

[3] Markel, Gray: Linear Prediction of Speech. Springer-Verlag, 1976

[4] The MathWorks: MATLAB User's and Reference Guides.

[5] The MathWorks: Signal Processing Toolbox - User's Guide.


Please, send me a mail in the case of any problem with this page: pollak@feld.cvut.cz
Last Change: 16 Oct 2000