| 摘要 |
Disclosed herein is a touch screen recognition method. The method includes photographing an image of, an infrared ray pattern and a periphery of the pattern using an infrared ray camera disposed on a rear surface of the touch screen. A reference clarity value is set for the pattern image and the periphery thereof. A touch manipulation is recognized when pressure is exerted on the touch screen and a change in brightness of the clarity value is detected by comparing an image clarity value and the reference clarity value of the touched portion. |
