Other Bachelor Degree- INFORMATION CODING TECHNIQUES(Karunya University, Coimbatore-2012)
Saturday, 24 August 2013 10:10anudouglas
Karunya University
(Karunya Institute of Technology and Sciences)
(Declared as Deemed to be University under Sec.3 of the UGC Act, 1956)
Supplementary Examination – June 2012
Subject Title: INFORMATION CODING TECHNIQUES Time: 3 hours
Subject Code: 09IT205 Maximum Marks: 100
Answer ALL questions
PART – A (10 x 1 = 10 MARKS)1. A source emits four symbols with probabilities, p0 = 0.4 p1 = 0.3 p2 = 0.2 p3 = 0.1. Find out the amount of information obtained due to these four symbols.
2. State the Channel Capacity Theorem.
3. Define Adaptive Delta modulation.
4. What is the main difference between source coding and channel coding?
5. What is hamming distance?
6. What is meant by cyclic code?
7. What is meant by BCH?
8. What is the need of RS code?
9. What is perceptual coding?
10. What is Fadding?
PART – B (5 x 3 = 15 MARKS)
11. What are the features of mutual information?
12. What is meant by channel coding?
13. What is parity check bit?
14. Explain about Cyclic Redundancy Check.
15. Explain about evaluation for AWGN Channel.
PART – C (5 x 15 = 75 MARKS)
16. Explain in detail about Information capacity theorem.
(OR)
17. Explain the data compression technique with any transformation.
18. Explain about Shannon second theorem.
(OR)
19. Compare the Channel models and its performance.
20. Discuss in detail about linear block codes.
(OR)
21. Explain with example the hamming coding.
22. Explain the single parity codes with example.
(OR)
23. Discuss in detail about cyclic codes.
24. Explain in detail about convolutional codes with example.
(OR)
25. With neat diagram explain Trellis Coded Modulation.
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