Api > FFTWindow
FFTWindow⚓︎
Spectrum analysis windowing types. Use this to reduce leakage of signals across frequency bands.
Elements⚓︎
| Element | Description |
|---|---|
| FFTWindow.Blackman | W[n] = 0.42 - (0.5 * COS(n/N) ) + (0.08 * COS(2.0 * n/N) ). |
| FFTWindow.BlackmanHarris | W[n] = 0.35875 - (0.48829 * COS(1.0 * n/N)) + (0.14128 * COS(2.0 * n/N)) - (0.01168 * COS(3.0 * n/N)). |
| FFTWindow.Hamming | W[n] = 0.54 - (0.46 * COS(n/N) ). |
| FFTWindow.Hanning | W[n] = 0.5 * (1.0 - COS(n/N) ). |
| FFTWindow.Rectangular | W[n] = 1.0. |
| FFTWindow.Triangle | W[n] = TRI(2n/N). |