Chap 7 & 8 Online Revision Tutorial (Concise).pdf

Chapters 7 & 8 – Online Revision Tutorial (Concise/Moderate/ Detailed)

i

Mind Map of Overall Picture
Recursive
/ Non-Recursive

Calculate y(n) by
substitution & iteration
Difference Eqn
y(n) = …
Calculate h(n) by
substituting
x(n)=δ(n)

System Block
Diagram

FIR / IIR
Unit Impulse
Response, h(n)

Calculate y(n) by
Z-transform

System Transfer
Function, H(z)

Order of filter

Freq Response, H(ejω)
by substituting z = ejω

Type of filter:
LPF / HPF

Mag Response or
Av at one given
frequency
-3 dB Cutoff
Freq

Mag Response,
|H(ejω)|