rockpool.devices.xylo.syns65302.afe.pdm.poly_phase_fir

A poly phase low-pass filter follows by decimation stage that processes the PDM bit stream and recovers the sampled audio upto a given bit precision.

Classes

PolyPhaseFIR(*args, **kwargs)

This class implements the low-pass decimation filter for PDM binary data implemented based on polyphase FIR filters