One of the biggest problems in wireless is a usable input method form factor for small mobile devices. This projection keyboard concept could revolutionize the problem of trying to make a device small enough to fit in the pocket, yet equipped with a QWERTY keyboard for rapid text entry.
A Scientific American article on the company.
sir please i want to know more than moreabout the working of the projection keyboard
I’d recommend checking the Canesta website to learn more about how this works. See the link above.