EC8002 Important Questions Multimedia Compression and Communication Regulation 2017 Anna University

EC8002 Important Questions Multimedia Compression and Communication

EC8002 Important Questions Multimedia Compression and Communication Regulation 2017 Anna University free download. Multimedia Compression and Communication Important Questions EC8002 pdf free download.

Sample EC8002 Important Questions Multimedia Compression and Communication

1.
Describe the following terms,
(i) Sampling theorem for band limited signals,
(7)
BTL 1
Remembering
(ii) Types of quantizer.
(6)
BTL 1
Remembering
2.
How would you show your understanding on PCM waveform coder and decoder with neat sketch and list the merits compared with analog coders.
(13)
BTL 1
Remembering
3.
(i) What is differential pulse code modulation?
EC8002 Important Questions Multimedia Compression and Communication
(ii) Describe with the aid of a schematic diagram, the operation of a basic DPCM signal encoder and decoder.
(10)
BTL 1
Remembering
4.
Define adaptive PCM and explain ADPCM subband encoder and decoder with neat schematic.
(13)
BTL 1
Remembering
5.
(i) Interpret the third order predictive DPCM signal encoder and decoder schematic.
(7)
BTL 2
Understanding
(ii) Outline on adaptive predictive coding.
(6)
BTL 2
Understanding
6.
Discuss delta modulation system in detail with a neat block diagram and two forms of quantization errors.
EC8002 Important Questions Multimedia Compression and Communication
(i) Express the perception parameters and associated vocal tract excitation parameters that are used.
(7)
BTL 2
Understanding
(ii) Summarize the terms relating to speech coders and explain the meaning.

8.
Demonstrate the LPC encoder and decoder with schematic diagram.
(13)
BTL 3
Applying
9.
(i) Illustrate the code excited linear predictive coding.
(7)
BTL 3
Applying
(ii) Discover the difference between LPC and CELPC codec. Include in your explanation the meaning of waveform template and template codebook.
(6)
BTL 3
Applying
10.
Explain about the MPEG perceptual encoder and decoder.
(13)
BTL 4
Analyzing
11.
(i) Pointout the three levels of processing used and an applications and typical bit rate of each in MPEG perceptual coder.
EC8002 Important Questions Multimedia Compression and Communication
(ii)Infer the vector quantization for speech data compression.
EC8002 Important Questions Multimedia Compression and Communication
Analyze the Dolby AC-1, Dolby AC-2, and Dolby AC-3.

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