DIGITAL SIGNAL PROCESSING EC2302 APRIL/MAY 2011 ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER
2.What is mean by bit reversal?
3.Why do we go for analog approximation to deisgn a digital filter?
4.Give any two properties of chebyshev filters.
5.State the properties of FIR filters.
6.What is mean by Gibbs phenomenon?
7.What is mean by fixed point arithmetic?Give example.
8.Explain the meaning of limit cycle oscillator.
9.State the various applications of DSP.
10.What is echo cancellation?
11(a)With appropriate diagrams describe (i)overlap-save method,(ii)overlap-add method.
12(a)Explain in detail Butterworth filter approximation.
13(a)Realize the system function H(z)=(2/3)z+1+(2/3)z(to the power -1) by linear phase FIR structure.
14(a)Explain the quantization process and errors introduced due to quantisation.
(ii)Explain the effects of coefficient quantisation in FIR filters.
15(a)(i)Explain how various sound effects can be generated with the help of DSP.
(ii)State the applications of multirate signal processing.
(ii)Explain in detail about decimation and interpolation.