Digital Signals and Systems - Digital Signal Processing: Fundamentals and Applications - page 85

evaluate the digital convolution

N

yðnÞ¼ xðkÞhðn kÞ

k¼ N

a. using the graphical method;
b. using the table method;
c. applying the convolution formula directly.

3.29. Convolve the two rectangular sequences

<

( 1

0 n ¼ 0

n ¼ 0 ; 1

xðnÞ¼ and hðnÞ¼ 1 n ¼ 1 ; 2

:

0 otherwise

0 otherwise

using the table method.