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== 1 == | == 1 == | ||
+ | |||
+ | <font size="3">CT signal: <math>x(t)=cos(t)</math> | ||
+ | |||
+ | DT periodic signal: <math>x[n]=cos[2\pi n]</math> | ||
+ | |||
+ | [[Image:Dt_periodic_ECE301Fall2008mboutin.JPG]] | ||
+ | |||
+ | DT non-periodic signal: <math>x[n]=cos[\frac{1}{2\pi}n]</math> | ||
+ | |||
+ | [[Image:Dt_non-periodic_ECE301Fall2008mboutin.JPG]]</font> | ||
== 2 == | == 2 == | ||
− | <font size="3">Non-Periodic Equation: <math>x[n]=cos[n]</math> | + | <font size="3">Non-Periodic Equation: <math>x[n]=e^{-0.5n}cos[5n]</math> |
+ | |||
+ | Periodic Equation: <math>y[n]=\sum_{k=0}^{\infty}e^{-0.5(n-kN)}cos[5(n-kN)]</math></font> | ||
− | + | [[Image:Became_periodic_ECE301Fall2008mboutin.JPG]] |
Latest revision as of 12:49, 11 September 2008
1
CT signal: $ x(t)=cos(t) $
DT periodic signal: $ x[n]=cos[2\pi n] $
DT non-periodic signal: $ x[n]=cos[\frac{1}{2\pi}n] $
2
Non-Periodic Equation: $ x[n]=e^{-0.5n}cos[5n] $
Periodic Equation: $ y[n]=\sum_{k=0}^{\infty}e^{-0.5(n-kN)}cos[5(n-kN)] $