Principle of Communications
Homework 3, Due 12/22
Problem 1
Amplitude modulation
Page 90
Find two different frequencies of sinusoids, and two values of Ka that the carrier phase reverses.
Problem 2
DSB-SC
Use sine, square, and sawtooth sources and record 10 spectrum values.
Problem 3
DSB-SC demodulation
Compare the source and the demodulation result. Are they similar?
Problem 4
FM
Use sine, square, and sawtooth sources and record 10 spectrum values.
Problem 5
Problem 2.2
Change the transfer functions three times and report the results.
Problem 6
Problem 2.5
Change the transfer functions three times and report the results.
ftp your homework to
in the directory communication\HW3
by the following format:
檔案名稱:hw#_學號.zip
例如:資工同學,作業2
檔案名稱:hw3_a09355xx.zip
注意:檔名不能有中文
The password is given in class.