Silicon Audio Directional filed 1 patent this quarter in Audio.
The filing describes directional microphone technology utilizing pressure gradient sensing and coupled vibration modes. This technology targets user equipment and consumer electronics applications, with potential integration into gaming peripherals.
The single Audio patent describes a microphone architecture that can determine where sound is coming from by using at least two deformable elements that share a backside cavity. These elements vibrate in coupled modes that respond differently depending on whether they experience uniform pressure or a pressure gradient, allowing the system to capture directional Audio. The technology enables beam steering by subtracting signals from the elements and processing them through neural networks, creating a microphone that can focus on sound sources in specific directions rather than picking up Audio uniformly from all angles.
All data sourced from USPTO patent filings. Google Patents may take several weeks to index recent publications. If a link is unavailable, search for the patent number at USPTO Patent Public Search.