LIBDSP Version 4.1.9
LIBDSP Software Library
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Regular window functions
Collaboration diagram for Regular window functions:

Topics

 Bartlett window function (26.5 dB)
 Blackman Harris window function (92
 Hamming window function (42.7 dB)
 Hanning window function (31.5 dB)
 Nuttall3 window function (46.7 dB)
 Nuttall3a window function (64.2 dB)
 Nuttall3b window function (71.5 dB)
 Nuttall4 window function (60.9 dB)
 Nuttall4a window function (82.6 dB)
 Nuttall4b window function (93.3 dB)
 Nuttall4c window function (98.1 dB)
 Welch window function (21.3 dB)

Functions

void tpt_nuttall4c_f64 (f64_t *pDst, uint32_t blockSize)

Detailed Description

Regular window functions that can be used for detecting tones or estimating the noise. If you need to estimate the amplitude of a tones, prefer a flat top window.

Parameters
[out]pDstpoints to the output generated window
[in]blockSizenumber of samples in the window
Parameters of the window
Parameter Value
Peak sidelobe level 98.1 dB
Normalized equivalent noise bandwidth 1.9761 bins
3 dB bandwidth 1.8687 bins
Flatness -0.8506 dB
Recommended overlap 65.6 %

Function Documentation

◆ tpt_nuttall4c_f64()

void tpt_nuttall4c_f64 ( f64_t * pDst,
uint32_t blockSize )