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B.E / B.Tech. PRACTICAL END SEMESTER EXAMINATIONS, NOVEMBER / DECEMBER 2019
Fifth Semester
EC8562 - DIGITAL SIGNAL PROCESSING LABORATORY
(Regulations 2017)
Time : 3 Hours Answer any one Question Max. Marks 100
Aim/Apparatus Program/ Execution Results & Viva-Voce Record Total
required/Procedure Demo Graph
10 30 30 10 10 10 100
SET1
1. Generate the given elementary Discrete-time sequences using Mat lab software.
2. a) Perform linear convolution for the given two sequences xn 2n[n 2] 3[n 3] &
h[n]={1,2,3}. Using a suitable software package.
b) Perform circular convolution for the given two sequences xn for 0≤n≤3 with y[n]={1,2,1}.
using Mat lab software.
3. a) Find the Auto correlation for the given sequence x(n)=(-1)n for n=0,1,2,3 using Mat lab software.
b) Find the Cross correlation for the given sequences x(n)={1,2,3,4} and y(n)=u(n) for 0≤n≤ 3 using
Mat lab software.
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4. Perform frequency analysis using 8 point DFT for the sequence of samples x(n)={1,3,2,-1,4,5} and
show amplitude and phase spectrums of the sequence using Mat lab software.
5. Design linear phase filters of LPF, HPF, BPF and BSF and demonstrate the filtering operation using
rectangular and Hamming windows using Mat lab software.
6. Design linear phase filters of LPF, HPF, BPF and BSF and demonstrate the filtering operation using
rectangular and Hanning windows using Mat lab software.
7. Design a filter of LPF, HPF, BPF and BSF with its pass band and stop band are in monotonic and
maximally flat and also demonstrate the filtering operations using Mat lab software.
8. Design a filter of LPF, HPF, BPF and BSF with its pass band having ripples and stop band is in
monotonic and also demonstrate the filtering operations using Mat lab software.
9. Demonstrate the DSP processor architecture, write and explain the list of its major components.
10 Perform MAC operation using various addressing modes of DSP processor.
.
11 Generate any two types of signals and in its random noise using DSP processor.
.
12 Design and demonstrate the FIR Filter for Low pass, High pass, Band pass and Band stop filters using
. DSP processor.
13 Design and demonstrate the Butter worth IIR Filters for Low pass, High pass, Band pass and Band
. stop filters using DSP processor.
14 Design and demonstrate the Chebyshev IIR Filters for Low pass, High pass, Band pass and Band stop
. filters using DSP processor.
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15 Implement the Interpolation and Decimation operations in DSP Processor.
16 Generate the standard causal signal sequences using Mat lab software.
.
17 a) Perform linear convolution for the given two sequences xn {1,2,1,5} & h[n]=u(n) for 0≤n≤2
. using Mat lab software..
b) Perform circular convolution for the given two sequences xn u(n-1) for 0≤n≤3 with
y[n]={1,2,2} using Mat lab software.
18 Design linear phase filters of LPF, HPF, BPF and BSF and demonstrate the filtering operation using
. any two windows using Mat lab software.
19 Design a Butterworth filter of LPF, HPF, BPF and BSF and also demonstrate the filtering operations
. using Mat lab software.
20 Perform frequency analysis using 8 point DFT for the sequence of samples x(n)=n and show amplitude
. and phase spectrums of the sequence using Mat lab software.
INTERNAL EXAMINER EXTERNAL EXAMINER
