Ngoc Lam
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somethings wrong with LPF filter?
as you can see, the filter does not effect to the signal after multiplying, anyone can help me? thanks
10 years ago | 0
somethings wrong with LPF filter?
with these picture was specified below: 1. the origin sine wave <</matlabcentral/answers/uploaded_files/22023/sin_init.PNG...
10 years ago | 0
Question
somethings wrong with LPF filter?
Hi all, I want to simulate a LPF Filter with parameters: fc=5Khz,Fs=20.5Khz, N =30, Hamming window. so I initialized a sine ...
10 years ago | 2 answers | 0
2
answersdefine frequency of signal from fft output
Do you know the meaning of the symmetry of spectrum when we plot spectrum of signal? i thought that It's the negative spect...
10 years ago | 0
define frequency of signal from fft output
Ah, I have no pay attention to Nyquyst sampling theorem aplied here! I have solved my problems, thanks for your help!
10 years ago | 0
define frequency of signal from fft output
thanks for your opinions! it's helpful for me! But I have a trouble with using fft for analysing spectrum of signals. for exam...
10 years ago | 0
Question
define frequency of signal from fft output
<</matlabcentral/answers/uploaded_files/18706/spectrum.PNG>> what is the relationship between the sampling frequency Fs and f...
10 years ago | 5 answers | 0