| 摘要 |
<p>A curved touch display apparatus for providing tactile feedback and a method thereof are disclosed. The curved touch display apparatus for providing the tactile feedback according to an embodiment of the present invention comprises: a curved screen displaying an image; a projector provided with an infrared ray lamp projecting an infrared ray to the curved screen; an infrared ray camera photographing an infrared image reflected on the curved screen; an ultrasonic array module including a plurality of ultrasonic wave generators generating airborne ultrasonic waves; and a controller controlling operation of the ultrasonic array module to determine a touch point on the curved screen based on the infrared ray image and to generate the airborne ultrasonic wave based on the touch point.</p> |
