Hft248d window function (248.4 dB)

Functions
void	arm_hft248d_f32 (float32_t *pDst, uint32_t blockSize)
	Hft248d window generating function (f32).
void	arm_hft248d_f64 (float64_t *pDst, uint32_t blockSize)
	Hft248d window generating function (f64).

Description

Function Documentation

arm_hft248d_f32()

void arm_hft248d_f32	(	float32_t *	pDst,
		uint32_t	blockSize
	)

Hft248d window generating function (f32).

Hft248d window (float).

Parameters

[out]	pDst	points to the output generated window
[in]	blockSize	number of samples in the window

Parameters of the window

Parameter	Value
Peak sidelobe level	248.4 dB
Normalized equivalent noise bandwidth	5.6512 bins
3 dB bandwidth	5.5567 bins
Flatness	0.0009 dB
Recommended overlap	84.1 %

Included in CMSIS-DSP with authorization from professor Gerhard Heinzel.

Original article:

Spectrum and spectral density estimation by the Discrete Fourier transform (DFT), including a comprehensive list of window functions and some new flat-top windows.

Authors:

G. Heinzel, A. Rudiger and R. Schilling, Max-Planck-Institut fur Gravitationsphysik (Albert-Einstein-Institut) Teilinstitut Hannover

arm_hft248d_f64()

void arm_hft248d_f64	(	float64_t *	pDst,
		uint32_t	blockSize
	)

Hft248d window generating function (f64).

Hft248d window (double).

Parameters

[out]	pDst	points to the output generated window
[in]	blockSize	number of samples in the window

Parameters of the window

Parameter	Value
Peak sidelobe level	248.4 dB
Normalized equivalent noise bandwidth	5.6512 bins
3 dB bandwidth	5.5567 bins
Flatness	0.0009 dB
Recommended overlap	84.1 %

Included in CMSIS-DSP with authorization from professor Gerhard Heinzel.

Original article:

Spectrum and spectral density estimation by the Discrete Fourier transform (DFT), including a comprehensive list of window functions and some new flat-top windows.

Authors:

G. Heinzel, A. Rudiger and R. Schilling, Max-Planck-Institut fur Gravitationsphysik (Albert-Einstein-Institut) Teilinstitut Hannover