Download Original PDF
Get the official Barkatullah University print version scanned document.
đ¤ Help Your Juniors!
Have previous year question papers that aren't on our website? Help the next batch of students by sending them to us! With your consent, we will proudly feature your name as a Top Contributor on our platform.
Submit Papers đŠ
Roll No.
Or
Total No. of Questions: 05
[Total No. of Printed Pages: 03
EYS-164
B. Tech. (New Scheme) Examination, 2024
(Fourth Semester)
ANALOG AND DIGITAL COMMUNICATION
EL-403
Time: 3 Hours
[Maximum Marks : 60
Note: Attempt all questions. All questions carry equal marks.
1.
What do you mean by Convolution Correlation ? Explain autocorrelation.
Or
Discuss the spectral analysis and relation. Describe noise source.
2.
Explain natural sampling and prove sampling theorem. Also define bandwidth.
3.
Discuss adaptive delta modulation in detail. Explain its noise in PCM system.
Or
(a) Discuss noise and pulse modulation system.
(b) Explain PPM and PAM.
4.
Explain information rate, mutual information. Describe channel capacity of BSC Channel.
Or
Write short notes on the following
(a) Bandwidth S/N trade off
(b) Average length of control coding
(c) Convolutional code.
5.
Explain Binary Frequency Shift Key (BFSK). Define M-ray FSK.
Or
Write short notes on the following :
(a) DPSK
(b) Duo binary encoding
(c) Base band signal reception.