arm_lms_norm_instance_f32 Struct Reference

Instance structure for the floating-point normalized LMS filter.

Data Fields

uint16_t numTaps
 
float32_tpState
 
float32_tpCoeffs
 
float32_t mu
 
float32_t energy
 
float32_t x0
 

Description

Field Documentation

float32_t arm_lms_norm_instance_f32::energy

saves previous frame energy.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().

float32_t arm_lms_norm_instance_f32::mu

step size that control filter coefficient updates.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().

uint16_t arm_lms_norm_instance_f32::numTaps

number of coefficients in the filter.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().

float32_t* arm_lms_norm_instance_f32::pCoeffs

points to the coefficient array. The array is of length numTaps.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().

float32_t* arm_lms_norm_instance_f32::pState

points to the state variable array. The array is of length numTaps+blockSize-1.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().

float32_t arm_lms_norm_instance_f32::x0

saves previous input sample.

Referenced by arm_lms_norm_f32(), and arm_lms_norm_init_f32().