Patent ID: 9516442
Filing Date: 2016-12-06
CPC Classification: H04R

Claim Text:
1. A method for operating a headset, the method comprising: detecting an audio signal through at least one of a plurality of microphones of the headset having a plurality of earbuds including a first earbud and a second earbud; detecting the audio signal through at least one of a plurality of accelerometers that are not the same items as the microphones and that are located in the earbuds by (1) high pass filtering at least one output of the at least one of the plurality of accelerometers to pass frequencies of audible sound and (2) generating a binary signal that indicates detection of frequencies of audible sound in the at least one output; based on the detections of the audio signal through the at least one of the microphones and through the at least one of the accelerometers, determining whether one or two of the first and second earbuds are in an ear of a user, wherein determining includes using the binary signal; and if it is determined that only one earbud is in an ear of the user, selecting one or more microphones of the only one earbud, for user beamforming data input.