How Signal Processing and Filter Bank Design Impacts Sound Quality in Hearing Aids
When digital audio processing is performed in hearing aids, it’s meant to have a demonstrable impact on wearers’ lives. Therefore, doing it well is important. In this article, Dana Helmink, Senior Director, Audiology/Clinical Education at Widex USA, discusses the nuances of signal processing and filter bank design, exploring the most impactful decisions in filter bank types specific to hearing aids, and how ultimately each approach helps dealing with the hearing challenges that people face. This article was originally published in audioXpress, June 2022.