Instance structure for the floating-point normalized LMS filter. More...

#include <arm_math.h>

Data Fields
uint16_t	numTaps
	number of coefficients in the filter.
float32_t *	pState
	points to the state variable array.
float32_t *	pCoeffs
	points to the coefficient array.
float32_t	mu
	step size that control filter coefficient updates.
float32_t	energy
	saves previous frame energy.
float32_t	x0
	saves previous input sample.

Detailed Description

Instance structure for the floating-point normalized LMS filter.

Definition at line 3987 of file arm_math.h.

Field Documentation

float32_t energy

saves previous frame energy.

Definition at line 3993 of file arm_math.h.

float32_t mu

step size that control filter coefficient updates.

Definition at line 3992 of file arm_math.h.

uint16_t numTaps

number of coefficients in the filter.

Definition at line 3989 of file arm_math.h.

float32_t* pCoeffs

points to the coefficient array.

The array is of length numTaps.

Definition at line 3991 of file arm_math.h.

float32_t* pState

points to the state variable array.

The array is of length numTaps+blockSize-1.

Definition at line 3990 of file arm_math.h.

float32_t x0

saves previous input sample.

Definition at line 3994 of file arm_math.h.