Question Paper: Television Engineering Question Paper - May 17 - Electronics And Telecomm (Semester 6) - Mumbai University (MU)
1

Television Engineering - May 17

Electronics And Telecomm (Semester 6)

Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question No. 1 is compulsory
(2) Solve any three questions from the remaining
(3) Draw neat diagrams wherever necessary

1(a) Write characteristics of D2 MAC. (4 marks)

1(b) How is charge image created in image orthicon? (4 marks)

1(c) Briefly explain NTSC coder? (4 marks)

1(d) What is the use of front porch and back porch in the composite video signal? (4 marks)

1(e) What is the need of MUSE system? (4 marks)

2(a) Why are color difference signals used in colors transmission? Why (G-Y) is not transmitted in color TV. Elaborate? (10 marks)

2(b) Explain working of vidicon camera tube? (10 marks)

3(a) Draw and explain working principle of LCD display. Compare and contrast LCD and LED televisions? (10 marks)

3(b) Explain the concept of frequency interleaving. What is need of interlaced scanning? (10 marks)

4(a) Discuss composite video signal with respect to blanking level, pedestal height, active period and black and white level? (10 marks)

4(b) What is the need of multiplexed analog component? Explain MAC signal? (10 marks)

5(a) In relation to digital TV discuss?
1) Pixel array
2) Viewing angle and distance
3) Digitization
4) Frame rate and refresh rate
(10 marks)

5(b) What is need of chroma sub sampling? Explain types of chroma sub sampling? (10 marks)

Q6) Write short note on:
1) Direct to home television
2) Plasma television
3) Compatibility and reverse compatibility?
(20 marks)

ADD COMMENTlink
written 12 weeks ago by gravatar for Yashbeer Yashbeer ♦♦ 130
Please log in to add an answer.