Anna University Chennai 2009 M.E Electronics and Control Engineering -VL1601-DSP INTEGRATED CIRCUITS - Question Paper

VL1601-DSP INTEGRATED CIRCUITS

Part-A (10*2=20 marks)

1.What is E-beam Mask?
2.Specify 2 Standard DSP’s used for Communication Purpose.
3.State Sampling Theorem.
4.Draw signal Flow Graph of y(n)=ay(n-1)+x(n).
5.List out the well known techniques for Linear Phase FIR Filter.
6.What is Round off Noise?
7.What s MACD Instructions?
8.Draw the Block Diagram Of Dual Ported Memory?
9. Draw the Block Diagram Of Parallel binary Multiplier?
10.What is the residue Number System?

Part-B(5*16=80 marks)

11.a Compare CMOS and Bipolar Technology.
(or)
b.Explain any 1 ASIC for digital signal processing in detail with its Architecture.

12.a.The transfer Function of a system is provided by
H(z)=(1+z^-1)/(1-½z^-1)(1-z^-1+z^-2).
Realize the system in Cascade and Parallel Structure.
(or)
b.An eight Point Sequence is provided by x(n)={1,1,1,1,2,2,2,2}.Compute eight point DFT of x(n) by radix-2 DIT-FFT.

13.a.For Analog T.F of Ha(s)=s+2/s²+2s+10 determine H(z) by
i) Impulse Invariant Transformation
ii) Bilinear Transformation
(or)

b.Explain the Procedure to find the product quantization noise model of 2nd
Order IIR System.

14.a.Explain in Detail and Compare
i) Von Neumann Architecture
ii) Hardvard Architecture
iii) replaced Hardvard Architecture

(or)
b.Write the Steps involved in mapping DSP Algorithm to Hardware

15.a.Draw Layout of FFT Processor and discuss its Operation
(or)
b.What is DCT Processor?Explain its Algorithm which isFollowed in the Processor.

Earning:   Approval pending.