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Multi-Touch Screen Development

By Emon Dai (Mentor: Erik Johnson). Multi-Touch Screen Development. What is it?. A surface that can capture more than one point simultaneously Examples: Microsoft Surface: Apple iPhone :. What we used. Acrylic Infrared Light Emitting Diodes Infrared light detector. How it works.

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Multi-Touch Screen Development

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  1. By Emon Dai (Mentor: Erik Johnson) Multi-Touch Screen Development

  2. What is it? • A surface that can capture more than one point simultaneously • Examples: Microsoft Surface: Apple iPhone:

  3. What we used • Acrylic • Infrared Light Emitting Diodes • Infrared light detector

  4. How it works • Total Internal Reflection • Frustrated Total Internal Reflection

  5. Software • Libraries: • Touchlib • OpenCV • Input detection: • NUI Group Community Core Vision • Sample Applications • Multitouch Media Application Pro v3

  6. The Setup

  7. http://www.youtube.com/watch?v=PVhoY6Q9Uqk

  8. http://www.youtube.com/watch?v=OgO_oA3hDmQ Touchlib Demo

  9. Research Areas (for next semester) • Gesture Recognition • Hand drawn passwords • Hand writing recognition • Common Interface Controls • Multi-touch trackpad • Resizing windows • Dragging windows around • Minimize/Maximize

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