How to compute the coefficients of a digital FIR filter given it's schematic diagram.

Definitions:
  • Cross-Correlation, autocorrelation.
Know the relationship of the autocorrelation to the signal energy.
Upper bound for the cross-correlation (or autocorrelation) of a signal.

Relationship of the cross-correlation of a signal pair to the convolution of a signal pair.

General difference equations
  • Definition of a general difference equation and its assocaited schematic diagram.
  • Relation between discrete difference equations and continuous ordinary differential equations.