1. Let {X[k]}K=o be the N = 8-point DFT of the real-valued sequence x[n] = [1,...
Can you help me to solve this problem P5.30 Let X (k) be the 8-point DFT of a 3-point sequence x(n)- 15, -4,3). Let Y(k) be the 8-point DFT of a sequence y(n). Determine y(n) when Y (k) -Ws*X(-k)s. P5.30 Let X (k) be the 8-point DFT of a 3-point sequence x(n)- 15, -4,3). Let Y(k) be the 8-point DFT of a sequence y(n). Determine y(n) when Y (k) -Ws*X(-k)s.
1 LetXTk], 0sks11, be a 12-point DFT of a length-12 real-valued sequence x[n] with the first 7 samples of XTk] given by X[k] ={12, IJS, 2-j14,6+)3, (a) Write down the whole X[k] sequence (b) Determine x[O] (c)Determine rip] n-0 (d) Determine rej2m 4x[n] Determine y.pl. 双.4xfn (e) Determine 2 x[n] n-0
In this question, the code is need to make dft at the first and then there are many requirmentsIdentification of pole positions in a system consider the system described by the difference equationy(n) = -r2y(n – 2) + x(n)(a) Let r = 0.9 and x(n) = ?(n). Generate the output sequence y(n) for 0 ? n ? 127.Compute the N = 128 point DFT {Y(k)} and {|Y(k)|}.(b) Compute the N = 128 point DFT of the sequence?(n) = (0.92)-ny(n)Where y(n)...
-Σ rinkin + ml. Sequence c[n] is defined as c[n] x(n] = { 1,-1, 1 } as x[k] and 5-point DFT of c[n] as c[k]. (i) Calculate C[1]? 「[I] = 1-e^(-%72%pi/5)+6 alculate the 4-point DFT of sequence Your last answer was interpreted as follows: I-e + e- Incorrect answer. ii) Calculate i [] is the conjugate operator) -96 Your last answer was interpreted as follows:-i Incorrect answer. -Σ rinkin + ml. Sequence c[n] is defined as c[n] x(n] = {...
| The 8-point DFT of a sequence x[n] is X[k]=102-1047k, Osk57. Use the inverse DFT in MATLAB to find the sequence x[n]. Turn in a copy of your code and the output generated.
PROBLEM 1: Let xfn], O < n 3 N-1 be a length-N sequence with an N-point DFT X[k], 0 k N-1. Determine the N-point DFT's of the following length-N sequences in terms of X[k]: (a) w[n] = az[M-m1〉N] + β (n-m2)N], where m 1 and m 2 are positive integers less than N. (b) g[n] ={z[n] for n even for odd
Consider the following 256-point DFT X[k]=648[k – 21] +168[k – 55] +328[k -95]+328[k – 161] +160[k – 201]+648[k – 235] for 0 <k 255. Determine the 256-point inverse DFT (IDFT) x[n] of X[k]. (Note: x[n] can be expressed as a real-valued signal/sequence.)
ASSIGNMENT 2 (C4,_CO2, PO1) 1. Calculate DFT of the following discrete-time sequence, x(n) using DFT technique x(n) = {72,-56, 159) (C4, CO2,PO1) 2. Calculate the 8-point DFT of the following discrete-time sequence, x(n) using Decimation In Time Fast Fourier transform (DIT-FFT) algorithm. Show the sketch and label all parameters on a signal flow graph/butterfly diagram structure in your answer. (1-3<ns3 x(n) = 0 elsewhere
I Need Help with 4,6,8,10,15,18 Problems 123 If f(n) is a periodic sequence with period N, it is also periodic with period 2N. Tet 8(k) denote the DFS coefficients of X(n) considered as a periodic sequence with period N and X,(k) denote the DFS coefficients of x(n) considered as a periodic sequence with period 2N. X,(k) is, of course, periodic with period N and X2(k) is periodic with period 2N. Determine 8(k) in terms of X (k). 5. Consider two...
M-file dft.m function Xk = dft(x) [N,M] = size(x); if M ~=1, % makes sure that x is a column vector x = x'; N = M; end Xk=zeros(N,1); n = 0:N-1; for k=0:N-1 Xk(k+1) = exp(-j*2*pi*k*n/N)*x; end Using the MATLAB M-file dft, compute the 32-point DFT of rn cos(₩), 0 〈 n < 10, x[n] 0 for all other n. COS