arm_lms_norm_instance_f32 Struct Reference

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

Data Fields
uint16_t	numTaps
float32_t *	pState
float32_t *	pCoeffs
float32_t	mu
float32_t	energy
float32_t	x0

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Description

Examples:

arm_signal_converge_example_f32.c.

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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().