CMSIS-DSP  Verison 3.0
CMSIS DSP Software Library
arm_iir_lattice_instance_q31 Struct Reference

Instance structure for the Q31 IIR lattice filter.

Data Fields

uint16_t numStages
q31_t * pState
q31_t * pkCoeffs
q31_t * pvCoeffs

Field Documentation

number of stages in the filter.

points to the reflection coefficient array. The array is of length numStages.

points to the state variable array. The array is of length numStages+blockSize.

points to the ladder coefficient array. The array is of length numStages+1.