Patent ID: 8949958
Filing Date: 2015-02-03
Classification: G06F,H04L,H04W

Abstract:
1. A non-transitory computer-readable medium embodying a program executable in a computing device, wherein, when executed, the program causes the computing device to at least: establish a trusted signal as being rendered at a location by a speaker in communication with a trusted computing device, wherein the trusted signal is rendered at a level corresponding to a desired reception distance, wherein the trusted signal is at least one of an audio file, a recorded passphrase, or an ambient noise recording; determine a plurality of trusted signal metrics that describe the trusted signal; receive a contested signal from a contested computing device, the contested signal comprising a recording of the trusted signal being rendered at the location, wherein the contested computing device obtains the recording using a microphone in communication with the contested computing device; determine whether the contested signal satisfies a predetermined quality threshold; and wherein responsive to a determination that the contested signal satisfies the predetermined quality threshold, the program further causes the computing device to: