Oct. 18, 2017
US Hearing Device Patents for September 2017
Hearing aid patents continue to offer excitement, especially for audiophiles in pursuit of “natural” sound. The simple act of sticking something in the ear, whether occluding or not, has measurable effects at the ear drum. Patent #9769575 looks at those effects with the intent of correcting distortions of magnitude and phase (Fig 1). Magnitude effects are something we’re familiar with