ECE 561 Digital Signal Processing

Introduction to Signal Processing

• Graduate courses in signal processing
• Waveform representation
• Review of signal processing concepts
• MATLAB filter functions
• Gibbs Phenomenon
• Cross correlation

Sampling

• Fourier Transform of Sampled Function - Example
• Examples of Sinc Interpolation
• Resampling Operations

Discrete Fourier Transform (DFT)

• Moving-average filter example
• Gaussian signal example
• DFT Leakage

Filters

• Models of linear systems
• Filter phase delay
• Single zero or pole
• Zero or pole on the unit circle
• Two-pole filters (damped sinuosoids)
• Resonator filters (resons)
• Comb filters
• Allpass filters
• Linear-phase filters
• Download zptool, developed by Jason Baumbach as his DSP project. zptool runs under Matlab version 4.

Miscellaneous

• Dyanamic range of sound
• Touchtone Phone Code

Matlab

• Signal Processing Toolbox
• Matlab reference (help desk)
• MatLab reference (my version)
• MatLab help desk
• MathWorks Inc. (Matlab publisher)

Resources

• Beginners Guide to HTML
• Introduction to HTML
• XV manual

DSP Links

• DSP FAQ

Maintained by John Loomis, last updated 2 Dec 1997