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Electronics And Telecomm (Semester 5)
Total marks: 80
Total time: 3 Hours
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.
Attempt any four
What is VSB transmission? Draw channel bandwidth diagram in PAL system
List electrical characteristics of PAL system
Explain why chroma is subsampled in digital TV system?
Which principle is used in vidicon camera tube? Draw vidicon camera tube and label parts.
What is Smart Television? Explain the features.
Explain what is IPTV?
Draw and explain composite video signal by labelling different parts. Give the details of vertical blanking and
Explain how monochrome and colour television are made compatible?
What is interlaced scanning? Explain with appropriate diagrams
List the advantages of digital television over analog television
Write short note on DCT
Write a short note on image compression in MPEG?
What are DVB standards? Explain the characteristic features of DVB-T,DVB-C,DVB-S, DVB-H
Write a detailed note on satellite television communication system
What is MAC ?Explain how time compression is achieved in MAC?Draw and explain D2 MAC signal
Explain working principle of LCD displays