Patent ID: 9307337
Filing Date: 2016-04-05
CPC Classification: G10H,G10L,H04H,H04R

Claim Text:
1. A device comprising: at least two microphones collectively capable of simultaneously receiving audio from a user and receiving audio broadcast by a presentation device proximate said user, the at least two microphones comprising a first microphone and a second microphone, where audio received by said first microphone is used to cancel at least a portion of audio received by said second microphone; a first signature generator that generates a first audio signature representing said audio from said presentation device, and a second signature generator that generates a second audio signature representing said audio from said user, said first audio signature generated based on said audio from said user; a matching module that uses said first audio signature to match said first audio signature to a first reference audio signature; a synchronizer that synchronizes said second audio signature to said first reference audio signature; and a display capable of displaying a score, where said score is based on comparing said second audio signature to at least one second reference audio signature.