2011 Kannur University B.Tech Electronics and Communications Engineering Seventh Semester B.Tech. (Reg./Sup./lmp. - Including Part-Time) Degree Examination, November 2011 -TELEVISION ENGINEERING Question paper

VII Semester B.Tech. (Reg./Sup./lmp. - Including Part-Time) Degree
Examination, November 2011
(2007 Admn.)
PT 2K6|2K6 EC 704 TELEVISION ENGINEERING 


Duration :3 Hours Max. Marks : 100

PART _ A

1. What do you mean by image continuity ? Explain. [Marks 5]

2. Explain about positive and negative modulation. [Marks 5]

3. Mention the importance of color perception and define with an example. [Marks 5]

4. Mention about SECAM coder and decoder. [Marks 5]

5. What are all the merits of MPEG standard and suggest the application ? [Marks 5]

6. Mention about cable distribution system. [Marks 5]

7. Mention the need for compression and what are all the methods of compression ? [Marks 5]

8. Explain about HD digital TV. [Marks 5]

PART _ B 

9. a) Draw the block diagram of a TV transmitter and mention the significance of
the tuner system. [Marks 10]

b) Explain video and sound signal modulation. [Marks 5]

OR

10. a) Explain the working of a CCD camera with neat block diagram. [Marks 10]

b) Explain about VSB correction.

11. a) Explicate the working of picture tube with neat block diagram. [Marks 15]

OR

12. a) Mention the features formation of chrominance signal. [Marks 10]

b) What are the merits and demerits of Trinitron tubes. [Marks 5]

13. a) Explain with neat block diagram ACC amplifier circuits. [Marks 15]

OR

14. a) Explain about color signal matrixing. [Marks 10]

b) Write short notes on U and V demodulators. [Marks 5]

15. Explain about DCT based transform coding system. [Marks 15]

OR

16. Explain the concept of MPEG video compression techniques and mention the
standards. [Marks 15]