CPC G10L 15/22 (2013.01) [G10L 21/0316 (2013.01); H04R 1/326 (2013.01); G10L 2015/223 (2013.01)] | 18 Claims |
1. A method comprising:
receiving, at a user device, a signature sound sequence, wherein the signature sound sequence has a frequency outside audible frequency for humans;
determining a threshold metric based on the signature sound sequence;
receiving, at the user device, a voice command;
determining a metric for the voice command;
determining, based on comparing the metric for the voice command to the threshold metric based on the signature sound sequence, that the metric for the voice command is different than the threshold metric; and
causing the voice command to be executed.
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10. A system comprising:
input/output circuitry configured to:
receive, at a user device, a signature sound sequence, wherein the signature sound sequence has a frequency outside audible frequency for humans;
processing circuitry configured to:
determine a threshold metric based on the signature sound sequence;
wherein the input/output circuitry is further configured to:
receive, at the user device, a voice command;
wherein the processing circuitry is further configured to:
determine a metric for the voice command;
determine, based on comparing the metric for the voice command to the threshold metric based on the signature sound sequence, that the metric for the voice command is different than the threshold metric; and
cause the voice command to be executed.
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