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7219062 Speech activity detection using acoustic and facial characteristics in an automatic speech recognition system  
An automatic speech recognizer only responsive to acoustic speech utterances is activated only in response to acoustic energy having a spectrum associated with the speech utterances and at least...
7082393 Head-worn, trimodal device to increase transcription accuracy in a voice recognition system and to process unvocalized speech  
A voice recognition device and method allows position-stabilized capture of spoken sounds with great repeatability and accuracy. The voice recognition device may additionally provide two channels...
Matches 1 - 2 out of 2