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arm_lms_norm_instance_f32 Struct Reference

arm_lms_norm_instance_f32 Struct Reference

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 4375 of file arm_math.h.


Field Documentation

float32_t energy

saves previous frame energy.

Definition at line 4381 of file arm_math.h.

float32_t mu

step size that control filter coefficient updates.

Definition at line 4380 of file arm_math.h.

uint16_t numTaps

number of coefficients in the filter.

Definition at line 4377 of file arm_math.h.

float32_t* pCoeffs

points to the coefficient array.

The array is of length numTaps.

Definition at line 4379 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 4378 of file arm_math.h.

float32_t x0

saves previous input sample.

Definition at line 4382 of file arm_math.h.