Nvidia was obviously present at Computex 2013, since its hardware partners have already unveiled tablets based on the Tegra 4 solution. It appears that this CPU will not only change battery drain and performance, but it’s also related to an evolution of stylus touchscreen technology.

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The very sociable and likable Nvidia CEO, Jen-Hsun Huang was there at the event to give us a demo of the technology. He showed off a new software-based touch tech that allows the user to involve a simple capacitive stylus with a degree of pressure-based input. The device at hand was a prototype 7 inch tablet, that interacted with a simple non digitizer stylus.

The CEO wrote using several different thicknesses and used a flat surface at the other end of the pen to erase mistakes. Sensitivity to the milimeter is promised and Nvidia claims that this will improved battery life and also offer a higher detection rate. All you need is the Nvidia Tegra 4 chip to make this work…