Tuesday, September 02, 2008

Multi touch screens - Developed by Jeff Han

Jeff Han, a research scientist of New York University has developed a new technology in the touch screen world. His technlogy is based on sensing multiple touch points on the screen. He demonstrated his work on multi touch screens in the 2006 TED Conference. The technlogy looks amazing and it can contribute a lot to make advanced user friendly applications. This technology allows user to browse on the screen using both the hands. In this way user can type faster on a virtual key pad!
http://www.ted.com/index.php/talks/jeff_han_demos_his_breakthrough_touchscreen.html
Later he formed a company named Perceptive Pixel (http://www.perceptivepixel.com/) and continues his research. His work already found way into many applications.
Jeff has created a Multi-Touch Collaboration Wall using the same technology. CNN has alredy used this wall to cover the 2008 US presidential elections.
The second demo of his work is shared on
http://blog.centopeia.com/2007/03/21/jeff-hans-multitouch-demo-ii/
There is also a video on his website and they are available on YouTube also!

Apple has also used similar multitouch technology in their iPhone and notebooks. But the number of touch points handled are very less. Of course the screens on which Jeff has demonstrated his work are much bigger than the handheld devices. I think this technology will find its place slowly into handhelds and other devices. Hats off to Jeff for his imagination and his work.

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