Submitted by : Reza Ashraf (Rabbi), B.Sc. in EEE, 30 | B | Day, SUB.

ASSIGNMENT-01

Given,
x(n)={Λ,-3,2,4,-1,3_↑,2,1,7,Λ}
y(n)={Λ,1,2,-3,4_↑,-2,9,8,k} 

Find the cross correlation. Auto correlation, normalized cross correlation and normalized auto correlation of the given sequences.

Solution:    Click to download

ASSIGNMENT-02

Determine the Z-transforms and sketch the ROC of the following signals:
(i) x₁(n)=(1/3)ⁿ ,n≥0
             (1/2)ⁿ ,n<0

(ii) x₂(n)=(1/3)ⁿ-2ⁿ ,n≥0
                 0         ,n<0

Solution:    Click to download