RR311102 Digital Signal Processing B.Tech Question Paper : sphoorthyengg.com
Name of the College : Sphoorthy Engineering College
University : JNTUH
Department : INFORMATION TECHNOLOGY
Subject Name : DIGITAL SIGNAL PROCESSING
Degree : B.Tech
Year/Sem : III/I
Website : sphoorthyengg.com
Document Type : Model Question Paper
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/sphoorthyengg.com/4731-RR311102%20-%20DIGITAL%20SIGNAL%20PROCESSING.pdf
Digital Signal Processing Questions :
B. Tech III Year I Semester Examinations, December-2011
(BIO-MEDICAL ENGINEERING)
Related : Sphoorthy Engineering College RR311201 Software Engineering B.Tech Question Paper : www.pdfquestion.in/4730.html
Time: 3 hours
Max. Marks: 80
Answer any five questions :
All questions carry equal marks :
1.a) Distinguish between Linear Time Invariant and Time Variant Systems and hence discuss the conditions to be satisfied to realize the system physically.
b) Derive the necessary and sufficient conditions to be satisfied for the system to be stable. [8+8]
2.a) Define DFT and List out its any four properties.
b) Find the DFT of the sequence x(n) = {1,2,3,4} [8+8]
3.a) Define Convolution. Distinguish between Linear and Circular Convolution
b) Find the convolution of the given two sequences x(n) = {1,2,3,4} and h(n) = {1,2} using DFT and IDFT. [8+8]
4.a) Discuss the computational complexity of DFT and FFT
b) Find the 8-point FFT of the given sequence x(n) = {1,2,3,4,5,6}. [8+8]
5.a) Discuss any one transformation technique to convert the analog filter transfer function into digital filter transfer function.
b) Write short notes on frequency transformation techniques. [8+8]
6.a) Distinguish between FIR and IIR filters.
b) Design a digital Low pass FIR filter consisting of 9 samples using Hamming window, whose cut-off frequency is 1.2 rad/s. [8+8]
7.a) What are the various building blocks required to realize the digital filters and explain in brief.
b) Implement the following difference equation using cascade and parallel structure y(n)+y(n-1)+4y(n-2)-2y(n-3) = x(n)-2x(n-2). [8+8]
8. Discuss the applications of DSP
a) Spectral analysis
b) Radar Signal Processing. [8+8]
RRCode No: RR311102 SET-2
1.a) Define Convolution. Distinguish between Linear and Circular Convolution
b) Find the convolution of the given two sequences x(n) = {1,2,3,4} and h(n) = {1,2} using DFT and IDFT. [8+8]
2.a) Discuss the computational complexity of DFT and FFT
b) Find the 8-point FFT of the given sequence x(n) = {1,2,3,4,5,6}. [8+8]
3.a) Discuss any one transformation technique to convert the analog filter transfer function into digital filter transfer function.
b) Write short notes on frequency transformation techniques. [8+8]
4.a) Distinguish between FIR and IIR filters.
b) Design a digital Low pass FIR filter consisting of 9 samples using Hamming window, whose cut-off frequency is 1.2 rad/s. [8+8]
5.a) What are the various building blocks required to realize the digital filters and explain in brief.
b) Implement the following difference equation using cascade and parallel structure y(n)+y(n-1)+4y(n-2)-2y(n-3) = x(n)-2x(n-2). [8+8]
6. Discuss the applications of DSP
a) Spectral analysis
b) Radar Signal Processing. [8+8]
7.a) Distinguish between Linear Time Invariant and Time Variant Systems and hence discuss the conditions to be satisfied to realize the system physically.
b) Derive the necessary and sufficient conditions to be satisfied for the system to be stable. [8+8]
8.a) Define DFT and List out its any four properties.
b) Find the DFT of the sequence x(n) = {1,2,3,4} [8+8]
B. Tech III Year I Semester Examinations, December-2011 :
Answer any five questions
All questions carry equal marks
1.a) Discuss any one transformation technique to convert the analog filter transfer function into digital filter transfer function.
b) Write short notes on frequency transformation techniques. [8+8]
2.a) Distinguish between FIR and IIR filters.
b) Design a digital Low pass FIR filter consisting of 9 samples using Hamming window, whose cut-off frequency is 1.2 rad/s. [8+8]
3.a) What are the various building blocks required to realize the digital filters and explain in brief.
b) Implement the following difference equation using cascade and parallel structure y(n)+y(n-1)+4y(n-2)-2y(n-3) = x(n)-2x(n-2). [8+8]
4. Discuss the applications of DSP
a) Spectral analysis
b) Radar Signal Processing. [8+8]
5.a) Distinguish between Linear Time Invariant and Time Variant Systems and hence discuss the conditions to be satisfied to realize the system physically.
b) Derive the necessary and sufficient conditions to be satisfied for the system to be stable. [8+8]
6.a) Define DFT and List out its any four properties.
b) Find the DFT of the sequence x(n) = {1,2,3,4} [8+8]
7.a) Define Convolution. Distinguish between Linear and Circular Convolution
b) Find the convolution of the given two sequences x(n) = {1,2,3,4} and h(n) = {1,2} using DFT and IDFT. [8+8]
8.a) Discuss the computational complexity of DFT and FFT
b) Find the 8-point FFT of the given sequence x(n) = {1,2,3,4,5,6}. [8+8]