D IR7987
Reg No.:
APJ ABDUL KALAM TECHNOLOGICAL U
SEVENTH SEMESTER B.TECH DEGREE EXAMINATION.
Course Code: 8F,407
Course Name: DIGITAL SIGNAL PROCESSING
Max. Marks: 100 Duration: 3 Hours
PART A
Answer all questions, each carries 5 marks. Marks
State any five properties of DFT. (s)
Explain single stage lattice structure for an FIR filter with neat diagram and (5)
equations.
(s)
FortheanalogtransferfunctionH(s):#,determineH(z)using
impulse invariance method for T:1 sec.
4 What do you understand by linear phase response? Mention the characteristics of (5)
linear phase FIR filter.
5 what is meant by product quantization enor in digital signal processing? (5)
6 Define is zero input limit cycle oscillation with an example. (5)
Define the function of (i) Program Counter (ii) Program Address Register (iii) (5)
Stack and (iv) Microstack
8 How the instruction set of TMS 32}C24xprocessor is classified? (s)
PART B
Answer any two full questions, each carries 10 marks.
calculate the 8-point DFT of x[n] using Decimation in Frequency FFT (10)
Algorithm. x[n]: {0,1,2,3,4,5,6,7 }
10 a) Perform the linear convolution of the following sequences using (s)
overlap-add method. x(n) : {1, -2, 2, -I, 3, -4, 4, -3} and h(n): { 1,- I }
b) Determine the cascade form realization for the transfer function of an FIR digital (5)
filter which is given by
11 Realize using direct I form, direct-2form and cascade form representation of (10)
filter given by transfer function
Page lof2
Reg No.:
APJ ABDUL KALAM TECHNOLOGICAL U
SEVENTH SEMESTER B.TECH DEGREE EXAMINATION.
Course Code: 8F,407
Course Name: DIGITAL SIGNAL PROCESSING
Max. Marks: 100 Duration: 3 Hours
PART A
Answer all questions, each carries 5 marks. Marks
State any five properties of DFT. (s)
Explain single stage lattice structure for an FIR filter with neat diagram and (5)
equations.
(s)
FortheanalogtransferfunctionH(s):#,determineH(z)using
impulse invariance method for T:1 sec.
4 What do you understand by linear phase response? Mention the characteristics of (5)
linear phase FIR filter.
5 what is meant by product quantization enor in digital signal processing? (5)
6 Define is zero input limit cycle oscillation with an example. (5)
Define the function of (i) Program Counter (ii) Program Address Register (iii) (5)
Stack and (iv) Microstack
8 How the instruction set of TMS 32}C24xprocessor is classified? (s)
PART B
Answer any two full questions, each carries 10 marks.
calculate the 8-point DFT of x[n] using Decimation in Frequency FFT (10)
Algorithm. x[n]: {0,1,2,3,4,5,6,7 }
10 a) Perform the linear convolution of the following sequences using (s)
overlap-add method. x(n) : {1, -2, 2, -I, 3, -4, 4, -3} and h(n): { 1,- I }
b) Determine the cascade form realization for the transfer function of an FIR digital (5)
filter which is given by
11 Realize using direct I form, direct-2form and cascade form representation of (10)
filter given by transfer function
Page lof2
