Attached to his glasses, it could detect, via a low infrared beam, when Hawking tensed his cheek muscle. Since then, Hawking has achieved the feat of writing e-mails, browsing the Internet, writing books and speaking using only one muscle.
The Intel platform will become available for free to researchers and developers next month,
with the hope that it could become the foundation for a modern communication system to help people with motor neuron diseases and quadriplegia. Intel's new toolkit can be customized for different users, and be enabled by touch, eye blinks, eyebrow movements or other inputs for communication.