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Wanjie


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How to do an nonuniform signal FFT?
Hi, all, Have anyone done FFT on an nonuniform signal without interpolation? My measured data are spaced 10 logarithmically a...

12 years ago | 1 answer | 0

1

answer

Answered
Why FFT results are different from theory?
Hi, all, At last, I found the problems. It is due to the vector I used, x=[1 1 1 1 -1 -1 -1 -1]. This is not an odd function,...

12 years ago | 0

| accepted

Question


Why FFT results are different from theory?
Hello, all, When I used FFT to calculate a square wave, I encountered a problem. I used 8 total points of FFT,and in theory t...

12 years ago | 3 answers | 0

3

answers

Question


FFT results are not matching with theoretical calculations, what's wrong?
Hello, all, When I used FFT to calculate a square wave, I encountered a problem. I used 8 total points of FFT,and in theory t...

12 years ago | 0 answers | 0

0

answers