A company called Audeo has just demonstrated their subvocal speech input device in a new context; a neckband that translates thought into speech by interpreting signals sent from the brain to the vocal chords. Audeo used it in their Thinking Man's Wheelchair for quadraplegics demonstrated last September.
The device does not provide unlimited translation; it is able to respond with about 150 basic words and phrases. It is anticipated that the device will offer unlimited vocabulary by the end of the year, through recognition of speech phonemes (see video).
She took a subvocal input device from its rack and placed the attached sensors on her throat, jaw, and temples. A faint glitter in the display screens meant the machine was already tracking her eyes, noting by curvature of lens and angle of pupil the exact spot on which she focused at any moment.
She didn't have to speak aloud, only intend to. The subvocal read nerve signals, letting her enter words by just beginning to will them...
(Read more about the Subvocal Input Device)
This technology could also make our involuntary participation in the cell phone conversations of a million strangers obsolete.