Ngày tải lên :
28/10/2013, 05:15
... Proakis, Digital Signal Processing Using MATLAB V.4, Boston: PWS
Publishing, 1997.
[4] L. B. Jackson, Digital Filters and Signal Processing, 2nd Ed., Boston: Kluwer Academic, 1989.
[5] MATLAB User's ... 1992.
[6] MATLAB Reference Guide, Math Works, 1992.
[7] Signal Processing Toolbox for Use with MATLAB, Math Works, 1994.
[8] A. V. Oppenheim and R. W. Schafer, Discrete-Time Signal Processing, ... W
k
N
:
Since W
kN
N
e
Àj
2p
N
kN
1for all k and for W
k
N
T 1for k T iN, we have Xk0
for k 1,2, , N À 1. For k 0,
NÀ1
n0
W
kn
N
N. Therefore we obtain
XkcNdk; k 0, 1,...