Patent ID: 8224651
Filing Date: 2012-07-17
Classification: G10L

Abstract:
1. A speech recognition and control system, comprising: a sound card for receiving speech and converting the speech into digital data, said sound card removably connected to an external input of a computer; a microphone removably connected to said sound card; recognizer software executing on the computer for interpreting at least a portion of the digital data; event detection software executing on the computer for detecting connectivity of said sound card and said microphone and for detecting an event, the event being an utterance start, an utterance end, or an audio input duration exceeding a predetermined duration; a database including a plurality of rules, the plurality of rules being predefined rules that are dependent on a current system status, and the plurality of rules comprising one or more rules to implement an action or to stop an action upon detecting the disconnection of said sound card, and the plurality of rules having one rule that provides for any system or device activity to be stopped if the utterance is begun within a predetermined period of time after the activity was commenced; command control software executing on the computer for generating at least one command based on at least one of the digital data, the connectivity of at least one of said sound card and said microphone and at least one rule; a plurality of devices controllable by the system; and wherein, if a disconnection of said sound card or said microphone is detected, the at least one command generated by said command control software directs at least one of said devices controllable by the system to stop an action in progress or commence an action to mitigate a hazard without user intervention.