STUPIDSID
Solve any one question from Q.1(a,b) & Q.2(a,b)
1(a)
Classify DT systems as: i) FIR and IIR systems.
ii) Causal and Noncausal suystems.
ii) Causal and Noncausal suystems.
5 M
1(b)
How DFT is different than Fourier Transform ( FT)? State the convolution property of DFT.
5 M
2(a)
Using ZT porperties obtain the Zt of \( x(n)=\left ( \frac{1}{4} \right )^n(-n) \)/ Sketch the ROC.
5 M
2(b)
Define quantizer; quantization levels, quantization error and quantization step w.r.t. quantization process of ADC.
5 M
Solve any one question from Q.3(a,b) & Q.4(a,b)
3(a)
Obtain the computational complexity of Radix-2DIT FFT algorithm.
5 M
3(b)
Why problem of aliasing is observed during the sampling process? State the sampling theorem and write the relationship between CT and DT frequencies.
5 M
4(a)
Compute 5 point Circular Convolution using matrix method for a given DT signals:
\[x1(n) = { 1, -1, -2, 3, -1} and x2(n) = {1, 2, 3}
\[x1(n) = { 1, -1, -2, 3, -1} and x2(n) = {1, 2, 3}
5 M
4(b)
A system is described by means of system function. \(H(Z)=\frac{2Z}{Z-1}-\frac{2}{Z-3} \)/
Determine the impulse response h(n) if- i) The system is causal
ii) The system is Non- causal
iii) The system is stable
Determine the impulse response h(n) if- i) The system is causal
ii) The system is Non- causal
iii) The system is stable
5 M
Solve any one question from Q.5(a,b) & Q.6(a,b)
5(a)
What are filter structures? Explain how the Direct and Cascade form of FIR filters are obtained and realized from the e system function H(Z)
9 M
5(b)
Obtain the system function and impulse response of the sytstem. Realize it using Direct Form - II filter structure.\[ 2y (n) + y (n-1) 4y(n-3) = x(n) + 3x(n-1)
9 M
6(a)
Derive the Direct Form-I IIR filter structure from system fuction H(Z) and represent it using multipliers, adders and delay elements.
9 M
6(b)
Obtain and realize Linear Phase FIR filter structure for a DT system.\(y(n)= x(n)+\frac{1}{3}x\left ( n-1 \right )+\frac{1}{4}x\left ( n-2 \right )+\frac{1}{4}x\left ( n-3 \right )+\frac{1}{3}x\left ( n-4 \right )+x\left ( n-5 \right ) \)/
What are the advantages of this filter structure?
What are the advantages of this filter structure?
9 M
Solve any one question from Q.7(a,b) & Q.8(a,b)
7(a)
What is OMAP? Explain the features and applications of OMAP in brief.
8 M
7(b)
Explain the features of SHARC DAP processor. List the number of DAGs with it capabilities and memory pointer registers supported by DAG.
8 M
8(a)
Draw and explain the SIMD ( Single Instruction Multiple Data) architecture of SHARC DSP processor.
8 M
8(b)
Compare conventional Microprocessor with DSP Processor architecture . Draw and explain basic building blocks of DSP processor.
8 M
Solve any one question from Q.9(a,b) & Q.10(a,b)
9(a)
How digital image is represented by mean of digital computer? How gray scale image is different than colour image? What is Histogram of an image?
8 M
9(b)
Draw and explain Human Speech Model in speech synthesis and recognition.
8 M
10(a)
With mathematical form, explain any two gray level transforms used for image enhancement.
8 M
10(b)
What is Compounding? What is its significance in audio processing? What is the impact of data rate on sound quality?
8 M
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