US Patent 11335362 Wearable mixed sensor array for self-voice capture

A wearable for capturing self-voice using a mixed sensor array, including a microphone generating a microphone signal and positioned to capture a user's voice; an accelerometer generating an accelerometer signal and positioned to capture the user's voice; and a controller receiving the microphone signal and the accelerometer signal and configured to generate a mixed output signal, wherein the mixed output signal comprises a microphone signal component and an accelerometer signal component, wherein a ratio of the microphone signal component and the accelerometer signal component is related to a value of a noise metric representing a magnitude of ambient noise.