CPC H04W 12/02 (2013.01) [G06F 21/6245 (2013.01); H04M 1/72409 (2021.01); H04M 1/72448 (2021.01); H04M 1/72463 (2021.01); G06F 3/041 (2013.01); H04M 1/72412 (2021.01)] | 21 Claims |
1. A listening device comprising:
a sensor configured to detect user input;
a primary processor; and
a gate-keeping pre-processor, disposed between the sensor and the primary processor, configured to:
prevent communication between the sensor and the primary processor by interfering with an electrical communication path when a gate-keeping function is enabled;
receive, via an exclusive input lead from the sensor, the user input;
determine that a first portion of the user input comprises a command;
disable, based on a determination that the first portion of the user input comprises the command, the gate-keeping function; and
allow communication between the sensor and the primary processor when the gate-keeping function is disabled,
wherein the primary processor is configured to receive and process a second portion of the user input when the gate-keeping function is disabled.
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