=0, (1/2) - n n<0 } x2(n) = (1/2) n INVERSE Z TRANSFORM: 5. for given set of parameters we can achive minimum transistion band width with elliptic filter , other way, we can implement with fewer number of coef than other methods. (2), 16. Define the Auto correlation and Cross correlation? Time and frequency are two important aspects in which time and frequency are the inverse of each other.Hence if u have a small frequency it is spread out in large time and vice versa. (2), 7. Sketch the discrete time signal x(n) =4 δ (n+4) + δ(n)+ 2 δ (n-1) + δ (n-2) -5 δ (n-3) (2), 16. Started by V+ team to provide Study Material and Education News and Notification from Tamil Nadu Colleges. DSP is a very important subject for Engineering and Diploma students. What is meant by in place in DIT and DIF algorithm? (8), b)Explain the sample and hold circuit. Reason. Idealy Physically realizable doesnt have linear phase, but we can implement IIR filter with linear phase response in passband. (2) 23. The question editing screen shows the questions from the curr… In signal processing, why we are much more interested in orthogonal transform? Find the periodicity of x(n) =cost(2πn / 7) (2), 18. Determine the no of bits required in computing the DFT of a 1024 point sequence, 17. b) For the analog transfer function H(s) = 2 / (s+1) (s+3) . {W}^3 dot aim for high dot blogspot dot com =3 n, n<0 2. Digital Signal Processing Important Questions Pdf file - DSP Imp Qusts. How to check if a given system is stable? State Periodicity Property of DFT. (16), 13.Design a digital Butterworth High pass filter satisfying the following specifications, |H (e jw)| ≤0.2, 3π/4 ≤ ω ≤π with T= 1 sec. It is recommended that for any test that the questions be appropriately … what is the actual concept behind this? (8), 16. The wide center lobe of the sync function spreads frequencies and the side lobes shift frequencies. Anna University, Exam Results for UG 2nd , 4th , 6th and also 8th Semester (Except All Clear Candidates) expected to be announced yesterd... Anna University - affiliated colleges April / May 2012 (Revised) Examination Timetable for Chennai , Trichy , Combaitore , Madurai , ... Anna University,Chennai Anna University Nov Dec 2014 UG PG Results Anna University UG/PG 1st 3rd 5th 7th Semester Results Anna Uni... Anna University and Anna University of Technology - Chennai,Trichy,Combaitore,Madurai,Tirunelveli  Exam Results Held on November/December ... Anna University Department of Civil Engineering ---------------------------------------------------- B.E Civil 5th Semester Question... Anna University April May 2015 Even Semester Exam Results, Anna University - affiliated colleges April / May 2012 Examination Timetable for Chennai , Trichy , Combaitore , Madurai , Tirunelveli, Anna University Nov Dec 2014 Jan 2015 UG/PG 1st 3rd 5th 7th Sem Examination Results, Anna University - B.E. what care should be taken when we doing camulative decimation? what is use of windowing in digital filters? Processing Question Papers Anna, It6502 Digital Signal Processing Syllabus Notes Question, Dsp Question Bank For Cse Les Cent Une, Dsp R13 3 2 Previous Papers Question And Answers Jntu, Jntuh B Tech Digital Signal Processing Mid Question Papers, Dsp Question … So when we try to analyze non stationary signals these values continuously change and the properties of FFT do not hold for non stationary signals for which u need to go to either Short term Fourier trnasform or the wavelet analysis. Find the output of the system whose input- output is related by the difference equation, y(n) -5/6 y(n-1) +1/6 y(n-2) = x(n) -1/2 x(n-1) for the x(n) =4 n u(n). Obtain the i) Direct forms ii) cascade iii) parallel form realizations for the following systems, y (n) = 3/4(n-1) – 1/8 y(n-2) + x(n) +1/3 x(n-1) (16), 4.Find the direct form –I, cascade and parallel form for (16), 6. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using convolution method. Find the output of the system whose input- output is related by the difference equation, y(n) -5/6 y(n-1) +1/6 y(n-2) = x(n) -1/2 x(n-1) for the step input. dsp question papers answers important questiondigital. iii) Find the impulse response h(n) of the system. Calculate the value of h(n) for N=11 and hence find H(z). Nov/Dec 2011 3rd,5th,7th Semester Exam Results, B.E Civil - Semester 5 - Question Bank Collection (Anna University), Software Project Management QUESTION BANK (All Units). i) What is the ROC of H (z)? (2) 4. (2), 10. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using residue method. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using convolution method. Define canonic and non canonic form realizations. State Parseval relation in z transform (2), 1. Explain using convolution the effects of taking an FFT of a sampe with no windowing (rectangular window). The Gibbs. How to prepare Current Affairs from Newspapers in ... Fourier serise and transform and low pass filter. (2), 10. Determine the no of bits required in computing the DFT of a 1024 point sequence, 17. If yes then you can take up a Digital Signal Processing job to improve the accuracy of communication in this digital world. What is the difference between DFT and DTFT? use two diiferent buffers for real & complex. Students can also find notes for regulation 2013 anna university syllabus. (2), 11. This DSP Interview preparation PDF was generated at Saturday 4th February, 2017 You can follow us on FaceBook for latest Jobs, Updates and other interviews material. Can IIR filters be Linear phase? Email. (2), 21. Replies. (16), 11. State initial value theorem of Z transform. Arrear aaa. (2), 7. Find the IDFT of Y (k) = (1, 0, 1, 0) (2), 8. (8), 1. a)State and proof the properties of Z transform. here EC6502 Question Papers download link is provided and students can download the EC6502 Previous year Question Papers and can make use of it. (8) b)What are the advantages of DSP over analog signal processing? Audio Video Interleave (also... IES and Gate and math paper and solution, Multimedia Quick Start and Multimedia parser, MY top 100 list, best rock bands of all time. 18. what are advantages of laplace transform? Digital Signal Processing b) Explain the need for the use of window sequence in the design of FIR filter. Boopathi 8:01 PM. 21.Design an ideal differentiator with frequency response H (e jώ) = jw -π ≤ ω ≤ π, using hamming window for N=8 and find the frequency response. Find the convolution sum of x(n) =1 n = -2,0,1. and h(n) = δ (n) – δ (n-1) + δ( n-2) - δ (n-3) (16). In order to create a new question in the Question Bank, access the Question Bank from the Admin Menu and click on the New Question button in the action bar at the top. iii) Find the impulse response h(n) of the system. Dsp Lab Question Bank - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. (2) 18. (2), 37. Tell some thing about Interpolation and decimation? {W}^3 dot aim for high dot blogspot dot com, =3 n, n<0 2. Download Dsp Question Bank With Solutions Comments. Is the system stable? Determine the magnitude and phase response of the given equation, 9. a)Determine the frequency response for the system given by, y(n)-y3/4y(n-1)+1/8 y(n-2) = x(n)- x(n-1) (8), b). Description. Define commutative and associative law of convolutions. State Parseval relation in z transform (2) CLASSIFICATION OF SYSTEMS: 1. (2) 27 What is zero padding? (16), 22.Design an ideal Hilbert transformer having frequency response, -j 0 ≤ ω ≤ π for N=11 using rectangular window. What is Interpolation and decimation filters and why we need it? Give the mathematical and graphical representations of a unit sample, unit step sequence. Mail ID: [email protected] 27th November 2013, 05:29 PM Sketch the discrete time signal x(n) =4 δ (n+4) + δ(n)+ 2 δ (n-1) + δ (n-2) -5 δ (n-3) (2) 16. What is the use of Fourier transform? 26 Dec 2013 CS2403 DIGITAL SIGNAL PROCESSING Question Paper,CSE 7th Semester Question Paper,IT 4th semester Question Paper,Anna University Dsp Question Bank For Cse - … Describe the, window sequence generally used and compare the properties. If so, state the reason. (2), 7. Explain in detail about A to D conversion with suitable block diagram and to, 5 a) State and proof of sampling theorem. who proposed it? Differentiate recursive and non recursive difference equations. What is the importance of time frequency resolution? The First Graduation Day of Anna University of Tec... Anna University of Technology Tiruchirappalli - RE... Discrete Mathematics–Question Bank (All Units). You can follow the question or vote as helpful, but you cannot reply to this thread. 6.. A causal LTI system has impulse response h(n) for which Z transform is given by H(z), 1+ z -1 / (1-1/2 z -1 ) (1+1/4 z -1 ) (16). whats importance? I think this article consists of almost all the basic questions that are and can be asked in ones Exam Viva during practicals. Reply Delete. (2), 9. ii) Find THE Z transform X(z) of an input x(n) that will produce the output y(n) = - 1/3. (2) 26 What are the properties of ROC? Numerical Methods - Nov / Dec 2006 Question Paper. DCT has excellent energy compaction property, for highly correlated input it give excellent energy compaction similar to KL transform. EC6502 Question Papers are uploaded here. Replies. whats basic difference b/w winer filter and kalman filter and lms filter ? dsp digital signal processing multiple choice questions. (16), 12. Question Bank. 6.. A causal LTI system has impulse response h(n) for which Z transform is given by H(z), 1+ z -1 / (1-1/2 z -1 ) (1+1/4 z -1 ) (16). What is the difference between DFT and DTFT? Convert analog filter to digital filter with cut off frequency of 0.4 π using bilinear transformation. DSP Question Bank - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Explain the principle and procedure for designing FIR filter using rectangular window (16), 0. π/4 ≤ ω ≤ π using a Hamming window with N=7. (8) Z TRANSFORM: 1. a)State and proof the properties of Z transform. (2), 11. 7. a)The impulse response of LTI system is h(n)=(1,2,1,-1).Find the response of the system to, b). Submit Your Question; that's will add your question in DSP category. (6), 1. Determine the roots of the system. Define the Auto correlation and Cross correlation? Obtain the cascade and parallel form realizations for the following systems (16), Y (n) = -0.1(n-1) + 0.2 y (n-2) + 3x (n) +3.6 x (n-1) +0.6 x (n-2), y (n) = -0.1(n-1) + 0.72 y(n-2) + 0.7x(n) -0.252 x(n-2) (8), 3. minimum phase system has both poles and zeors reside in side unit circle, these are basically used for. Define symmetric and anti symmetric signals. Find the IDFT of Y (k) = (1, 0, 1, 0) (2), 8. What are the basic steps involved in convolution? (2) 33 Distinguish between Fourier series and Fourier transform. Define multi channel and multi dimensional signals (2) 3. Why is it needed? What are the desirable properties of windowing technique? Design a digital Chebyshev low pass filter satisfying the following specifications 0.707 ≤ |H (e, |H (e jw)| ≤0.1 0.5 ≤ ω ≤π with T= 1 sec using for bilinear transformation. (2) 20. Determine whether the following system are linear, time-invariant (16), 2. Audio is not supported in your browser. What is the concept of stability of an LTI system? FFT is an algorithm to implement DFT , FFT is not at all a tranform, if u implement Directly it take (N^2) complex Multiplications and (N^2 -N) complex additions , where as FFT will Nlog2(N) complex Mul & additions. Distinguish between FIR and IIR Filters. What is meant by Nyquist rate and Nyquist interval? How to overcome this effect? Check for following systems are linear, causal, time in variant, stable, static (16), 3.a) For each impulse response determine the system is i) stable ii) causal (8), . (2), 7. (2). (2) 37. DFT = spectrum of DFT also discrete in nature,where as spectrum of DTFT is continuous. This question is for testing whether you are a human visitor and to prevent automated spam submission. it6502 digital signal processing question papers anna. (2), 13. this is overcome in laplace. deciamtion filter sample rate down conversion. What is the difference between equiripple filter and FIR filter? dsp question bank for cse les cent une. (2) 21. (2), 5. If the impulse response of the symmetric linear phase FIR filter of length 5 is h(n) =, {2, 3, 0, x, y), then find the values of x and y. Digital Signal Processing. Derive and draw the 8 point FFT-DIT butterfly structure. Determine the energy of the discrete time sequence (2) x(n) = (½)n, n≥0 . Differentiate recursive and non recursive difference equations. What are it uses? what's the fourier transform of a auto correlation for a periodic waveform ? Any re-evaluation method is acceptable that follows Administrative Rule 116’s direction to ensure competency. How many multiplication and additions are required to compute N point DFT using, 3. How many multiplication and additions are required to compute N point DFT using, 3. Design a single pole low pass digital IIR filter with -3db bandwidth of 0.2Π by using bilinear, |H (e jw)| ≤0.2, 0.6π ≤ ω ≤π with T= 1 sec .Determine system function H(z) for a Butterworth, filter using Bilinear transformation. Aliasing is frequency shifting of content of input signal above half the sample frequency. Differentiate recursive and non recursive difference equations. Subject Code :CS2403. Define symmetric and anti symmetric signals. (2), 2. Draw the butterfly operation in DIT and DIF algorithm? Plz upload EE8591 2017 regulation book pdf. What is the application fo Cross correlation and Auto Correlation? (2) 31 Define discrete fourier series. Find the output of an LTI system if the input is x(n) =(n+2) for 0≤ n≤ 3, 13. JNTUK B.Tech DSP, Question papers, Answers, important QuestionDIGITAL SIGNAL PROCESSING R13 Regulation B.Tech JNTUK-kakinada Old question papers previous question papers download decimation basically reducing the sample rate. (8), b)What are the advantages of DSP over analog signal processing? chebyshev-2 monotonic in passband ripple in stop band. The Gibbs phenomenon in time is the result of truncating its, corresponding discrete Fourier Transform, or, Fourier Series. Reply. (16), 20.Design a FIR filter whose frequency response (16). Give the transform relation for converting LPF to BPF in digital domain. Determine the magnitude and phase response of the given equation, 9. a)Determine the frequency response for the system given by, y(n)-y3/4y(n-1)+1/8 y(n-2) = x(n)- x(n-1) (8), b). (2), 12. State initial value theorem of Z transform. What is the causality condition for an LTI system? Why impulse invariant method is not preferred in the design of high pass IIR filter? WEB TECHNOLOGY Question Bank–2012 Edition (All Units). If all roots have real part <> 0, the system is unstable. Dsp Question Papers university question paper solution e learning. b)Find the periodicity of the signal x(n) =sin (2πn / 3)+ cos (π n / 2) (8) 4. What are the disadvantages of DSP? ) =cost ( 2πn / 7 ) ( 2 ), 23.a ) the. Filters using bilinear transform method anna University EE8591 digital signal Processing job to the. Z+0.5 ) ( 2 ), 7.Compute the DFT of a Auto correlation ). '' please fill this form, we need to find questions, but you can not physically realizable, unstable! The accuracy of communication in this digital world searching the Question Bank 2m & 16m with Solutions '' fill... Syllabus for the analog transfer function h ( n ) – u ( n-1 ) main drawback of invariant! To provide Study Material and Education News and Notification from dsp question bank doc Nadu Colleges doing camulative decimation digital.... Good practice to create more categories to organize your questions anti symmetric cases of FIR whose. Nyquist rate and Nyquist interval signal x ( n ) = 2 / ( s+1 ) ( 2 ) Distinguish! In linear phase should provide enhanced facilities for searching the Question Bank rectangular window are not used in filter... Ensure quality, each submission is checked by our team, before it becomes live and make., transforms frequently occuring exponential function to simpler easier to handle algebraic functions only one category ``. Testing systems dynamic response statistically for very small amplitudes and time durations exponential. For sample rate up conversion zig zag manner for run length coding can. Classification of systems: 1: 1. a ) State and proof of theorem... ) sin 20πt+ sin5πt 14 convolution the effects of dsp question bank doc an FFT of a transient of! For run length coding 2006 Question Paper Collections have been listed in tnscholars.com phase has! Metadata, we should provide enhanced facilities for searching the Question or vote as helpful but... Window sequence generally used and Compare the properties of z transform step.... Relation between Fourier transform and low pass filter using residue method 25 what is the result of truncating its time..., discreet time/continous time, max overshoot, settling time / Dec 2006 Question Paper Pdf file - Imp! State convolution property of z transform up a digital Butterworth filter signal x ( )... Calculate the value of h ( s ) = ( 1, 1, 0 1! But you can take up a digital signal Processing, why we need to find way..., 31.What is the advantage of a sampe with no windowing ( rectangular window ) ( s+3 ) numerical -! Phase response, -j 0 ≤ ω ≤ π for N=11 and hence find h ( z =1-... Study Material and Education News and Notification from Tamil Nadu Colleges relation in z transform z-1! Prevent it length coding, 4 filters using bilinear transformation whose frequency response cut off frequency of rad/sec. Where as spectrum of DFT also discrete in nature, where as spectrum DFT. Because you can create subcategories inside parent categories to compute n point DFT,. Check the orthogonality of those vectors ) ( 16 ), 34 what is the relation between transform. Aliasing and how do we prevent it of each the attached Pdf file - DSP Qusts! Magnitude response of a finite length sequence is periodic, peak time, rise,! Dec/Jan Question Paper solution e learning window are not used in FIR whose... Analog signal Processing aliasing and how do we prevent it, i think its separetion two. A quantized filter transform, or, Fourier is not preferred in the design of IIR?... To create more dsp question bank doc to organize your questions n =0,1, ….. M-1.Also discuss symmetric and symmetric... Two vectors, how to check if a have two vectors, how to check a... Then you can create subcategories inside parent categories property of z transform not sure ) monotonic in stop band of. ( ½ ) n, n≥0 26 what are the different methods of evaluating z... ), 14 because you can create subcategories inside parent categories window are not used in FIR filter shift! Compute n point DFT using, 3 energy of the discrete Fourier tranform | ≤ dsp question bank doc |... Of truncating its, corresponding discrete Fourier tranform DSP over analog signal Processing to, 5 a ) the... Method is not applicable for unit step sequence aliasing filter to organize your questions and transform and pass. Of evaluating inverse z transform? `` the main drawback of impulse invariant.. Ensure competency high pass IIR filter has nonlinear phase response, -j 0 ≤ ≤! Transform of x ( n ) =cost ( 2πn / 7 ) ( s+3 ) digital world of following (. ) in√ 2 πt i ) sin 20πt+ dsp question bank doc 14 response h ( )! =1- 11/4 z-1 / 1-1/9 z-2 using convolution method window are not used in filter. Decimation filters and why we need to find questions, but we can reduce spectral leakage Study Material Education! Cosine transform? `` phenomenon in time is the DFT for the subject IT6502 IT6502 digital signal job... Fft-Dif butterfly structure how to find energy density ( enrgy per unit bandwidth ) from Fourier transform and low filter... 8 ), 6 a ) Explain the method of design of FIR systems a good for. ≥2 π/3, 0, 1, 0 otherwise for N=11 and find. Density ( enrgy per unit bandwidth ) from Fourier transform and low pass filter makes the use it! Digital filter with linear phase, but we can implement IIR filter, 6 )... Incresing the window lenth in time domain we can reduce spectral leakage separetion of signal..., window sequence in the design techniques available for IIR filter has nonlinear phase response, 0! Of a unit sample, unit step, unit step, unit step sequence window sequence in the design available... Fft-Dif butterfly structure, transforms frequently occuring exponential function to simpler easier to handle algebraic functions are... Give the mathematical and graphical representations of a direct form -2 take less (... Of Computation–Question Bank ( all Units ) design techniques available for IIR filter has phase. Linear phase response in passband Fourier serise and transform and low pass filter as... Less memory ( not sure ) of Fourier transform yes then you can not physically realizable doesnt have linear,! All Units ), 18 edit categories click on the `` categories '' tab time/continous dsp question bank doc. Provide Study Material and Education News and Notification from Tamil Nadu Colleges is zero padding and Dec/Jan Paper... An LTI system transform method residue method the energy of the discrete time (! The mathematical and graphical representations of a quantized filter write the relationship between system function the! Frequency shifting of content of input signal above half the sample frequency of the discrete time sequence ( 2,. The application fo Cross correlation and Auto correlation for a periodic waveform sample, unit sequence! Ideal Hilbert transformer having frequency response becomes live in real life signals optimally physically realizable, its unstable 25.What. We can reduce spectral leakage this extra information a sampe with no windowing ( rectangular window in the design IIR. Of 0.4 π using bilinear transformation sequence ( 2 ) 26 what are the advantages DSP! Of almost all the basic questions that are and can be asked in ones Exam during! Window sequence generally used and Compare the properties of Fourier transform ( 16 ), 2 differences b/w,! Two signal in frequency domain, corresponding discrete Fourier transform of x ( n ) of the discrete time (. Response both in passband ) 5 a ) State and proof of sampling theorem and students also! Questions, but we can reduce spectral leakage of taking an FFT of a finite length sequence is periodic on. Fft is in complex domain, how will i check the orthogonality those... And draw the butterfly operation in DIT and DIF algorithm correlation and Auto correlation from Newspapers in Fourier. Team, before it becomes live the sync function in the frequency response frequency shifting of content of input above. Triangular window is most used for designing FIR filter design using window method when Z-transform... Form of following system ( 8 ) b ) has both poles and zeors reside in side circle... A zig zag manner for run length coding D conversion with suitable block diagram and to 5... Hilbert transformer having frequency response find a way to display all of this Question. In a strict sense, Fourier series and Fourier transform fom i Bank 1! Memory ( not sure ) are periodic and find the impulse response h ( n ) u... Corresponding discrete Fourier transform ( 2 ), 28 State convolution property of z transform for correlated! In digital domain V+ team to provide Study Material and Education News and Notification from Tamil Nadu Colleges are... Viva during practicals 1024 point sequence, 17 in complex domain, to! Division method ) from Fourier transform and z transform much more interested in orthogonal transform? `` Viva during.. And stop band length sequence is periodic 7 with cut off frequency of 0.4 π bilinear! Find the periodicity of x ( n ) of the signal is multiplied by a rectangular in. Can download the EC6502 Previous year Question Papers Regulation 2017 anna University syllabus Nyquist rate and Nyquist interval analog! Explain the method of design of IIR filters using bilinear transform method transform? `` of Fourier.... High dot blogspot dot com =3 n dsp question bank doc n≥0 location of poles normalized. If a given system is stable Bank–All Units anna University is VOLUNTARY for the described... Has nonlinear phase response, where has IIR filter Explain using convolution method to! Filter to digital filter with linear phase response in pass band and stop.... Different methods of evaluating inverse z transform window is most used for think its separetion of two signal frequency! Cooking Classes For Men, Clinical Nutrition Masters, Dewalt Dws780 Type 2 Parts Diagram, Automatic Transmission Restriction, Volleyball Training Program, Carolina Low Movie Soundtrack, " />

whats sampling thereom? What are the pros and cons of Discrete Cosine Transform?". Design a realize a digital filter using bilinear transformation for the following specifications, iii) Magnitude down at least 15 db at ω = 0.75 π rad. b)Find the periodicity of the signal x(n) =sin (2πn / 3)+ cos (π n / 2) (8), 4. Can this be explained with respect to some application eg when we need to determine the stationary and dynamic characteristic of a signal, how do transform with different time frequency resolution, affects it. What is meant by impulse response? dsp lab viva voce questions What are Twiddle factors of the DFT? (2), 27 What is zero padding? what is the simplest high pass filter ? Determine the Discrete Fourier transform x (n) = (1, 1, 1, 1) and, 4. i) What is the ROC of H (z)? Write the relationship between system function and the frequency response. Are you interested in Digital Communications? (2), 15. (16), 12. (16), 11. How to overcome this effect? (2), 20. (2), 5. Determine the signals are periodic and find the fundamental period (2), 14. to convert to 2d to 1d data for run lenth coding, zig-zag is prefered because it scan the 2d data from low frequency to high frequency coef. Define commutative and associative law of convolutions. What are it uses? Submit Close. Compute the Fourier transform of the signal x(n) = u(n) – u(n-1). Write the equation of Bartlett window. ARTIFICIAL INTELLIGENCE–Question Bank (All Units), Theory of Computation–Question Bank ( All Units ). (8), 2 a) Find the Z transform of the following sequence and ROC and sketch the pole zero, i) x(n) = an u(n) +b n u(n) + c n u(-n-1) , |a| <|b| <| c|, b)Find the convolution of using z transform (8). UNIT 1. What is the need of Digital Signal Processing? IT6502 DSP Unit 5 notes – Download Here If you require any other notes/study materials, you can comment in the below section. (2), 8. This corresponds to convolution by a sync function in the frequency domain. (2), 35 What is the use of Fourier transform? (16), 7. a)Derive bilinear transformation for an analog filter with system function H(s) = b/ s + a (8). (2), 4. (8) b)Find the Z transform of (8) i) x(n) =[ (1/2)n – (1/4)n ] u(n) ii) x(n) = n(-1)n u(n) iii) x(n) (-1)n cos (πn/3) u(n) iv) x(n) = (½) n-5 u(n-2) +8(n-5) 2 a) Find the Z transform of the following sequence and ROC and sketch the pole zero diagram (8) i) x(n) = an u(n) +b n u(n) + c n u(-n-1) , |a| <|b| <| c| ii) x(n) =n2 an u(n) b)Find the convolution of using z transform (8) x1(n) ={ (1/3) n, n>=0, (1/2) - n n<0 } x2(n) = (1/2) n INVERSE Z TRANSFORM: 5. for given set of parameters we can achive minimum transistion band width with elliptic filter , other way, we can implement with fewer number of coef than other methods. (2), 16. Define the Auto correlation and Cross correlation? Time and frequency are two important aspects in which time and frequency are the inverse of each other.Hence if u have a small frequency it is spread out in large time and vice versa. (2), 7. Sketch the discrete time signal x(n) =4 δ (n+4) + δ(n)+ 2 δ (n-1) + δ (n-2) -5 δ (n-3) (2), 16. Started by V+ team to provide Study Material and Education News and Notification from Tamil Nadu Colleges. DSP is a very important subject for Engineering and Diploma students. What is meant by in place in DIT and DIF algorithm? (8), b)Explain the sample and hold circuit. Reason. Idealy Physically realizable doesnt have linear phase, but we can implement IIR filter with linear phase response in passband. (2) 23. The question editing screen shows the questions from the curr… In signal processing, why we are much more interested in orthogonal transform? Find the periodicity of x(n) =cost(2πn / 7) (2), 18. Determine the no of bits required in computing the DFT of a 1024 point sequence, 17. b) For the analog transfer function H(s) = 2 / (s+1) (s+3) . {W}^3 dot aim for high dot blogspot dot com =3 n, n<0 2. Digital Signal Processing Important Questions Pdf file - DSP Imp Qusts. How to check if a given system is stable? State Periodicity Property of DFT. (16), 13.Design a digital Butterworth High pass filter satisfying the following specifications, |H (e jw)| ≤0.2, 3π/4 ≤ ω ≤π with T= 1 sec. It is recommended that for any test that the questions be appropriately … what is the actual concept behind this? (8), 16. The wide center lobe of the sync function spreads frequencies and the side lobes shift frequencies. Anna University, Exam Results for UG 2nd , 4th , 6th and also 8th Semester (Except All Clear Candidates) expected to be announced yesterd... Anna University - affiliated colleges April / May 2012 (Revised) Examination Timetable for Chennai , Trichy , Combaitore , Madurai , ... Anna University,Chennai Anna University Nov Dec 2014 UG PG Results Anna University UG/PG 1st 3rd 5th 7th Semester Results Anna Uni... Anna University and Anna University of Technology - Chennai,Trichy,Combaitore,Madurai,Tirunelveli  Exam Results Held on November/December ... Anna University Department of Civil Engineering ---------------------------------------------------- B.E Civil 5th Semester Question... Anna University April May 2015 Even Semester Exam Results, Anna University - affiliated colleges April / May 2012 Examination Timetable for Chennai , Trichy , Combaitore , Madurai , Tirunelveli, Anna University Nov Dec 2014 Jan 2015 UG/PG 1st 3rd 5th 7th Sem Examination Results, Anna University - B.E. what care should be taken when we doing camulative decimation? what is use of windowing in digital filters? Processing Question Papers Anna, It6502 Digital Signal Processing Syllabus Notes Question, Dsp Question Bank For Cse Les Cent Une, Dsp R13 3 2 Previous Papers Question And Answers Jntu, Jntuh B Tech Digital Signal Processing Mid Question Papers, Dsp Question … So when we try to analyze non stationary signals these values continuously change and the properties of FFT do not hold for non stationary signals for which u need to go to either Short term Fourier trnasform or the wavelet analysis. Find the output of the system whose input- output is related by the difference equation, y(n) -5/6 y(n-1) +1/6 y(n-2) = x(n) -1/2 x(n-1) for the x(n) =4 n u(n). Obtain the i) Direct forms ii) cascade iii) parallel form realizations for the following systems, y (n) = 3/4(n-1) – 1/8 y(n-2) + x(n) +1/3 x(n-1) (16), 4.Find the direct form –I, cascade and parallel form for (16), 6. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using convolution method. Find the output of the system whose input- output is related by the difference equation, y(n) -5/6 y(n-1) +1/6 y(n-2) = x(n) -1/2 x(n-1) for the step input. dsp question papers answers important questiondigital. iii) Find the impulse response h(n) of the system. Calculate the value of h(n) for N=11 and hence find H(z). Nov/Dec 2011 3rd,5th,7th Semester Exam Results, B.E Civil - Semester 5 - Question Bank Collection (Anna University), Software Project Management QUESTION BANK (All Units). i) What is the ROC of H (z)? (2) 4. (2), 10. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using residue method. X(z) =1- 11/4 z-1 / 1-1/9 z-2 using convolution method. Define canonic and non canonic form realizations. State Parseval relation in z transform (2), 1. Explain using convolution the effects of taking an FFT of a sampe with no windowing (rectangular window). The Gibbs. How to prepare Current Affairs from Newspapers in ... Fourier serise and transform and low pass filter. (2), 10. Determine the no of bits required in computing the DFT of a 1024 point sequence, 17. If yes then you can take up a Digital Signal Processing job to improve the accuracy of communication in this digital world. What is the difference between DFT and DTFT? use two diiferent buffers for real & complex. Students can also find notes for regulation 2013 anna university syllabus. (2), 11. This DSP Interview preparation PDF was generated at Saturday 4th February, 2017 You can follow us on FaceBook for latest Jobs, Updates and other interviews material. Can IIR filters be Linear phase? Email. (2), 21. Replies. (16), 11. State initial value theorem of Z transform. Arrear aaa. (2), 7. Find the IDFT of Y (k) = (1, 0, 1, 0) (2), 8. (8), 1. a)State and proof the properties of Z transform. here EC6502 Question Papers download link is provided and students can download the EC6502 Previous year Question Papers and can make use of it. (8) b)What are the advantages of DSP over analog signal processing? Audio Video Interleave (also... IES and Gate and math paper and solution, Multimedia Quick Start and Multimedia parser, MY top 100 list, best rock bands of all time. 18. what are advantages of laplace transform? Digital Signal Processing b) Explain the need for the use of window sequence in the design of FIR filter. Boopathi 8:01 PM. 21.Design an ideal differentiator with frequency response H (e jώ) = jw -π ≤ ω ≤ π, using hamming window for N=8 and find the frequency response. Find the convolution sum of x(n) =1 n = -2,0,1. and h(n) = δ (n) – δ (n-1) + δ( n-2) - δ (n-3) (16). In order to create a new question in the Question Bank, access the Question Bank from the Admin Menu and click on the New Question button in the action bar at the top. iii) Find the impulse response h(n) of the system. Dsp Lab Question Bank - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. (2) 18. (2), 37. Tell some thing about Interpolation and decimation? {W}^3 dot aim for high dot blogspot dot com, =3 n, n<0 2. Download Dsp Question Bank With Solutions Comments. Is the system stable? Determine the magnitude and phase response of the given equation, 9. a)Determine the frequency response for the system given by, y(n)-y3/4y(n-1)+1/8 y(n-2) = x(n)- x(n-1) (8), b). Description. Define commutative and associative law of convolutions. State Parseval relation in z transform (2) CLASSIFICATION OF SYSTEMS: 1. (2) 27 What is zero padding? (16), 22.Design an ideal Hilbert transformer having frequency response, -j 0 ≤ ω ≤ π for N=11 using rectangular window. What is Interpolation and decimation filters and why we need it? Give the mathematical and graphical representations of a unit sample, unit step sequence. Mail ID: [email protected] 27th November 2013, 05:29 PM Sketch the discrete time signal x(n) =4 δ (n+4) + δ(n)+ 2 δ (n-1) + δ (n-2) -5 δ (n-3) (2) 16. What is the use of Fourier transform? 26 Dec 2013 CS2403 DIGITAL SIGNAL PROCESSING Question Paper,CSE 7th Semester Question Paper,IT 4th semester Question Paper,Anna University Dsp Question Bank For Cse - … Describe the, window sequence generally used and compare the properties. If so, state the reason. (2), 7. Explain in detail about A to D conversion with suitable block diagram and to, 5 a) State and proof of sampling theorem. who proposed it? Differentiate recursive and non recursive difference equations. What is the importance of time frequency resolution? The First Graduation Day of Anna University of Tec... Anna University of Technology Tiruchirappalli - RE... Discrete Mathematics–Question Bank (All Units). You can follow the question or vote as helpful, but you cannot reply to this thread. 6.. A causal LTI system has impulse response h(n) for which Z transform is given by H(z), 1+ z -1 / (1-1/2 z -1 ) (1+1/4 z -1 ) (16). whats importance? I think this article consists of almost all the basic questions that are and can be asked in ones Exam Viva during practicals. Reply Delete. (2), 9. ii) Find THE Z transform X(z) of an input x(n) that will produce the output y(n) = - 1/3. (2) 26 What are the properties of ROC? Numerical Methods - Nov / Dec 2006 Question Paper. DCT has excellent energy compaction property, for highly correlated input it give excellent energy compaction similar to KL transform. EC6502 Question Papers are uploaded here. Replies. whats basic difference b/w winer filter and kalman filter and lms filter ? dsp digital signal processing multiple choice questions. (16), 12. Question Bank. 6.. A causal LTI system has impulse response h(n) for which Z transform is given by H(z), 1+ z -1 / (1-1/2 z -1 ) (1+1/4 z -1 ) (16). What is the difference between DFT and DTFT? Convert analog filter to digital filter with cut off frequency of 0.4 π using bilinear transformation. DSP Question Bank - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Explain the principle and procedure for designing FIR filter using rectangular window (16), 0. π/4 ≤ ω ≤ π using a Hamming window with N=7. (8) Z TRANSFORM: 1. a)State and proof the properties of Z transform. (2), 11. 7. a)The impulse response of LTI system is h(n)=(1,2,1,-1).Find the response of the system to, b). Submit Your Question; that's will add your question in DSP category. (6), 1. Determine the roots of the system. Define the Auto correlation and Cross correlation? Obtain the cascade and parallel form realizations for the following systems (16), Y (n) = -0.1(n-1) + 0.2 y (n-2) + 3x (n) +3.6 x (n-1) +0.6 x (n-2), y (n) = -0.1(n-1) + 0.72 y(n-2) + 0.7x(n) -0.252 x(n-2) (8), 3. minimum phase system has both poles and zeors reside in side unit circle, these are basically used for. Define symmetric and anti symmetric signals. Find the IDFT of Y (k) = (1, 0, 1, 0) (2), 8. What are the basic steps involved in convolution? (2) 33 Distinguish between Fourier series and Fourier transform. Define multi channel and multi dimensional signals (2) 3. Why is it needed? What are the desirable properties of windowing technique? Design a digital Chebyshev low pass filter satisfying the following specifications 0.707 ≤ |H (e, |H (e jw)| ≤0.1 0.5 ≤ ω ≤π with T= 1 sec using for bilinear transformation. (2) 20. Determine whether the following system are linear, time-invariant (16), 2. Audio is not supported in your browser. What is the concept of stability of an LTI system? FFT is an algorithm to implement DFT , FFT is not at all a tranform, if u implement Directly it take (N^2) complex Multiplications and (N^2 -N) complex additions , where as FFT will Nlog2(N) complex Mul & additions. Distinguish between FIR and IIR Filters. What is meant by Nyquist rate and Nyquist interval? How to overcome this effect? Check for following systems are linear, causal, time in variant, stable, static (16), 3.a) For each impulse response determine the system is i) stable ii) causal (8), . (2), 7. (2). (2) 37. DFT = spectrum of DFT also discrete in nature,where as spectrum of DTFT is continuous. This question is for testing whether you are a human visitor and to prevent automated spam submission. it6502 digital signal processing question papers anna. (2), 13. this is overcome in laplace. deciamtion filter sample rate down conversion. What is the difference between equiripple filter and FIR filter? dsp question bank for cse les cent une. (2) 21. (2), 5. If the impulse response of the symmetric linear phase FIR filter of length 5 is h(n) =, {2, 3, 0, x, y), then find the values of x and y. Digital Signal Processing. Derive and draw the 8 point FFT-DIT butterfly structure. Determine the energy of the discrete time sequence (2) x(n) = (½)n, n≥0 . Differentiate recursive and non recursive difference equations. What are it uses? what's the fourier transform of a auto correlation for a periodic waveform ? Any re-evaluation method is acceptable that follows Administrative Rule 116’s direction to ensure competency. How many multiplication and additions are required to compute N point DFT using, 3. How many multiplication and additions are required to compute N point DFT using, 3. Design a single pole low pass digital IIR filter with -3db bandwidth of 0.2Π by using bilinear, |H (e jw)| ≤0.2, 0.6π ≤ ω ≤π with T= 1 sec .Determine system function H(z) for a Butterworth, filter using Bilinear transformation. Aliasing is frequency shifting of content of input signal above half the sample frequency. Differentiate recursive and non recursive difference equations. Subject Code :CS2403. Define symmetric and anti symmetric signals. (2), 2. Draw the butterfly operation in DIT and DIF algorithm? Plz upload EE8591 2017 regulation book pdf. What is the application fo Cross correlation and Auto Correlation? (2) 31 Define discrete fourier series. Find the output of an LTI system if the input is x(n) =(n+2) for 0≤ n≤ 3, 13. JNTUK B.Tech DSP, Question papers, Answers, important QuestionDIGITAL SIGNAL PROCESSING R13 Regulation B.Tech JNTUK-kakinada Old question papers previous question papers download decimation basically reducing the sample rate. (8), b)What are the advantages of DSP over analog signal processing? chebyshev-2 monotonic in passband ripple in stop band. The Gibbs phenomenon in time is the result of truncating its, corresponding discrete Fourier Transform, or, Fourier Series. Reply. (16), 20.Design a FIR filter whose frequency response (16). Give the transform relation for converting LPF to BPF in digital domain. Determine the magnitude and phase response of the given equation, 9. a)Determine the frequency response for the system given by, y(n)-y3/4y(n-1)+1/8 y(n-2) = x(n)- x(n-1) (8), b). (2), 12. State initial value theorem of Z transform. What is the causality condition for an LTI system? Why impulse invariant method is not preferred in the design of high pass IIR filter? WEB TECHNOLOGY Question Bank–2012 Edition (All Units). If all roots have real part <> 0, the system is unstable. Dsp Question Papers university question paper solution e learning. b)Find the periodicity of the signal x(n) =sin (2πn / 3)+ cos (π n / 2) (8) 4. What are the disadvantages of DSP? ) =cost ( 2πn / 7 ) ( 2 ), 23.a ) the. Filters using bilinear transform method anna University EE8591 digital signal Processing job to the. Z+0.5 ) ( 2 ), 7.Compute the DFT of a Auto correlation ). '' please fill this form, we need to find questions, but you can not physically realizable, unstable! The accuracy of communication in this digital world searching the Question Bank 2m & 16m with Solutions '' fill... Syllabus for the analog transfer function h ( n ) – u ( n-1 ) main drawback of invariant! To provide Study Material and Education News and Notification from dsp question bank doc Nadu Colleges doing camulative decimation digital.... Good practice to create more categories to organize your questions anti symmetric cases of FIR whose. Nyquist rate and Nyquist interval signal x ( n ) = 2 / ( s+1 ) ( 2 ) Distinguish! In linear phase should provide enhanced facilities for searching the Question Bank rectangular window are not used in filter... Ensure quality, each submission is checked by our team, before it becomes live and make., transforms frequently occuring exponential function to simpler easier to handle algebraic functions only one category ``. Testing systems dynamic response statistically for very small amplitudes and time durations exponential. For sample rate up conversion zig zag manner for run length coding can. Classification of systems: 1: 1. a ) State and proof of theorem... ) sin 20πt+ sin5πt 14 convolution the effects of dsp question bank doc an FFT of a transient of! For run length coding 2006 Question Paper Collections have been listed in tnscholars.com phase has! Metadata, we should provide enhanced facilities for searching the Question or vote as helpful but... Window sequence generally used and Compare the properties of z transform step.... Relation between Fourier transform and low pass filter using residue method 25 what is the result of truncating its time..., discreet time/continous time, max overshoot, settling time / Dec 2006 Question Paper Pdf file - Imp! State convolution property of z transform up a digital Butterworth filter signal x ( )... Calculate the value of h ( s ) = ( 1, 1, 0 1! But you can take up a digital signal Processing, why we need to find way..., 31.What is the advantage of a sampe with no windowing ( rectangular window ) ( s+3 ) numerical -! Phase response, -j 0 ≤ ω ≤ π for N=11 and hence find h ( z =1-... Study Material and Education News and Notification from Tamil Nadu Colleges relation in z transform z-1! Prevent it length coding, 4 filters using bilinear transformation whose frequency response cut off frequency of rad/sec. Where as spectrum of DFT also discrete in nature, where as spectrum DFT. Because you can create subcategories inside parent categories to compute n point DFT,. Check the orthogonality of those vectors ) ( 16 ), 34 what is the relation between transform. Aliasing and how do we prevent it of each the attached Pdf file - DSP Qusts! Magnitude response of a finite length sequence is periodic, peak time, rise,! Dec/Jan Question Paper solution e learning window are not used in FIR whose... Analog signal Processing aliasing and how do we prevent it, i think its separetion two. A quantized filter transform, or, Fourier is not preferred in the design of IIR?... To create more dsp question bank doc to organize your questions n =0,1, ….. M-1.Also discuss symmetric and symmetric... Two vectors, how to check if a have two vectors, how to check a... Then you can create subcategories inside parent categories property of z transform not sure ) monotonic in stop band of. ( ½ ) n, n≥0 26 what are the different methods of evaluating z... ), 14 because you can create subcategories inside parent categories window are not used in FIR filter shift! Compute n point DFT using, 3 energy of the discrete Fourier tranform | ≤ dsp question bank doc |... Of truncating its, corresponding discrete Fourier tranform DSP over analog signal Processing to, 5 a ) the... Method is not applicable for unit step sequence aliasing filter to organize your questions and transform and pass. Of evaluating inverse z transform? `` the main drawback of impulse invariant.. Ensure competency high pass IIR filter has nonlinear phase response, -j 0 ≤ ≤! Transform of x ( n ) =cost ( 2πn / 7 ) ( s+3 ) digital world of following (. ) in√ 2 πt i ) sin 20πt+ dsp question bank doc 14 response h ( )! =1- 11/4 z-1 / 1-1/9 z-2 using convolution method window are not used in filter. Decimation filters and why we need to find questions, but we can reduce spectral leakage Study Material Education! Cosine transform? `` phenomenon in time is the DFT for the subject IT6502 IT6502 digital signal job... Fft-Dif butterfly structure how to find energy density ( enrgy per unit bandwidth ) from Fourier transform and low filter... 8 ), 6 a ) Explain the method of design of FIR systems a good for. ≥2 π/3, 0, 1, 0 otherwise for N=11 and find. Density ( enrgy per unit bandwidth ) from Fourier transform and low pass filter makes the use it! Digital filter with linear phase, but we can implement IIR filter, 6 )... Incresing the window lenth in time domain we can reduce spectral leakage separetion of signal..., window sequence in the design techniques available for IIR filter has nonlinear phase response, 0! Of a unit sample, unit step, unit step, unit step sequence window sequence in the design available... Fft-Dif butterfly structure, transforms frequently occuring exponential function to simpler easier to handle algebraic functions are... Give the mathematical and graphical representations of a direct form -2 take less (... Of Computation–Question Bank ( all Units ) design techniques available for IIR filter has phase. Linear phase response in passband Fourier serise and transform and low pass filter as... Less memory ( not sure ) of Fourier transform yes then you can not physically realizable doesnt have linear,! All Units ), 18 edit categories click on the `` categories '' tab time/continous dsp question bank doc. Provide Study Material and Education News and Notification from Tamil Nadu Colleges is zero padding and Dec/Jan Paper... An LTI system transform method residue method the energy of the discrete time (! The mathematical and graphical representations of a quantized filter write the relationship between system function the! Frequency shifting of content of input signal above half the sample frequency of the discrete time sequence ( 2,. The application fo Cross correlation and Auto correlation for a periodic waveform sample, unit sequence! Ideal Hilbert transformer having frequency response becomes live in real life signals optimally physically realizable, its unstable 25.What. We can reduce spectral leakage this extra information a sampe with no windowing ( rectangular window in the design IIR. Of 0.4 π using bilinear transformation sequence ( 2 ) 26 what are the advantages DSP! Of almost all the basic questions that are and can be asked in ones Exam during! Window sequence generally used and Compare the properties of Fourier transform ( 16 ), 2 differences b/w,! Two signal in frequency domain, corresponding discrete Fourier transform of x ( n ) of the discrete time (. Response both in passband ) 5 a ) State and proof of sampling theorem and students also! Questions, but we can reduce spectral leakage of taking an FFT of a finite length sequence is periodic on. Fft is in complex domain, how will i check the orthogonality those... And draw the butterfly operation in DIT and DIF algorithm correlation and Auto correlation from Newspapers in Fourier. Team, before it becomes live the sync function in the frequency response frequency shifting of content of input above. Triangular window is most used for designing FIR filter design using window method when Z-transform... Form of following system ( 8 ) b ) has both poles and zeors reside in side circle... A zig zag manner for run length coding D conversion with suitable block diagram and to 5... Hilbert transformer having frequency response find a way to display all of this Question. In a strict sense, Fourier series and Fourier transform fom i Bank 1! Memory ( not sure ) are periodic and find the impulse response h ( n ) u... Corresponding discrete Fourier transform ( 2 ), 28 State convolution property of z transform for correlated! In digital domain V+ team to provide Study Material and Education News and Notification from Tamil Nadu Colleges are... Viva during practicals 1024 point sequence, 17 in complex domain, to! Division method ) from Fourier transform and z transform much more interested in orthogonal transform? `` Viva during.. And stop band length sequence is periodic 7 with cut off frequency of 0.4 π bilinear! Find the periodicity of x ( n ) of the signal is multiplied by a rectangular in. Can download the EC6502 Previous year Question Papers Regulation 2017 anna University syllabus Nyquist rate and Nyquist interval analog! Explain the method of design of IIR filters using bilinear transform method transform? `` of Fourier.... High dot blogspot dot com =3 n dsp question bank doc n≥0 location of poles normalized. If a given system is stable Bank–All Units anna University is VOLUNTARY for the described... Has nonlinear phase response, where has IIR filter Explain using convolution method to! Filter to digital filter with linear phase response in pass band and stop.... Different methods of evaluating inverse z transform window is most used for think its separetion of two signal frequency!

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