The invention provides a portable device for recognizing and/or reconstructing speech by ultrasound probing of the vocal apparatus, the device including at least one ultrasound transducer (20) for generating an ultrasound wave and for receiving a wave reflected by the user's vocal apparatus, and analysis means for analyzing a signal generated by the ultrasound transducer, wherein the device includes locating means (21, 23) for determining the position of the ultrasound transducer relative to the skull of the user.
DEVICE FOR RECONSTRUCTING SPEECH BY ULTRASONICALLY PROBING THE VOCAL APPARATUS