Digital Signal Processing

Lab Homework 5, Due 6/8

Problem 1

Page 147, Example 4.3

Plot the continuous input xc, sinc function, and the continuous output yc.

 

Problem 2

Page 162, Example 4.7

(a) Implement the lowpass filter by modifying the h function to be

where .

(b) The continuous inputs are cos(2000*pi*t), cos(3000*pi*t), cos(4000*pi*t), or cos(5000*pi*t).

What are the continuous output?

 

Problem 3

Page 268, Example 5.10

Plot the log magnitude, phase, and group delay.

 

ftp your homework to

ftp://signalstud@140.127.208.168 (New FTP site)

in the directory 數位訊號處理\HW5

by the following format:

檔案名稱:hw#_學號.zip

例如:資工同學,作業5

    檔案名稱:hw5_a09355xx.zip

The password is given in class.