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Blackman-Harris Window (DSP Module)

LabVIEW DSP Module 2.5 Help
August 2007

NI Part Number:
371300C-01

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Applies a three-term, Blackman-Harris window to the input signal X.

Details  

X is the first input sequence.
Blackman-Harris{X} is the input signal with the Blackman-Harris window applied.

Blackman-Harris Window Details

If Y represents the output sequence Blackman-Harris{X}, the Blackman-Harris Window VI obtains the elements of Y from

yi = xi[0.42323 – 0.49755cos(w) + 0.07922cos(2w)],

for i = 0, 1, 2, …, n – 1

,

where n is the number of elements in X.


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