virtual touch screenの例文

• During a 2009 study at Korea Electronics Technology Institute, a virtual touch screen system was built using the touch point tracking technique based on the time of flight ( TOF ) camera and the Kalman filter.
• To address the widespread problem in conventional virtual touch screen systems ( i . e . responding sensitively to even the slightest hand movement and failing to recognize the touch point accurately ), the study had applied the Kalman filter tracking technique to predict and track the touch point consecutively.