Tactus Technology has resolved the trouble of feedback for touch screens [video]

Since then, how did the iPhone - touch screen phone in the world debate is going on "whether it is convenient to use the touch screen." Most concurs that the lack of feedback makes the virtual keyboard uncomfortable for typing fingers, do not feel the buttons.

While Apple engineers only patented technology, realizing the tactile sensation  for the iPhone and iPad, the company unveiled a prototype Tactus Technology dynamic touch screen with physical buttons that appear on the display the user's request.

Now when you type a text message or e-mail directly on the screen there are the real keys that disappear after a set of text and the user can continue to work with a touch screen mode.

How is this possible? The concept is simple - the company has added to the sensor surface is a thin unit with liquid. When activated, the keyboard, the fluid pumped into the buttons and they "bulk up", that is active. Upon completion of the liquid goes into the storage container and press "settle" back.

It should be noted that while a set of buttons on the display is fixed, in other words, you can not type the text vertically if pad is located in the "horizontal" mode, or change the layout. The story about the possibilities of new technology Tactus Technology in a small promo video: