Legacy Documentation: Version 2018.1 (Go to current version)
LanguageEnglish
  • C#
  • JS

Script language

Select your preferred scripting language. All code snippets will be displayed in this language.

FFTWindow

enumeration

Description

Spectrum analysis windowing types.

Use this to reduce leakage of signals across frequency bands.

Properties

RectangularW[n] = 1.0.
TriangleW[n] = TRI(2n/N).
HammingW[n] = 0.54 - (0.46 * COS(n/N) ).
HanningW[n] = 0.5 * (1.0 - COS(n/N) ).
BlackmanW[n] = 0.42 - (0.5 * COS(n/N) ) + (0.08 * COS(2.0 * n/N) ).
BlackmanHarrisW[n] = 0.35875 - (0.48829 * COS(1.0 * n/N)) + (0.14128 * COS(2.0 * n/N)) - (0.01168 * COS(3.0 * n/N)).

Did you find this page useful? Please give it a rating: