Abstract: The present disclosure relates to a touch sensing device and a touch sensing method, and more particularly, to a touch sensing device and a touch sensing method to prevent a tracking error of touch coordinates.

Abstract: A touch sensing apparatus tracking a curve includes an interpolation coordinate generator configured to sense a first touch point, a second touch point and a third touch point, and calculate an interpolation point between the second touch point and the third touch point, wherein the curve is formed by the first touch point, the second touch point, the third touch point and the interpolation point, and the interpolation point is determined by the first touch point, the second touch point and the third touch point.

Abstract: The present disclosure relates to a touch sensing device and a touch sensing method, and more particularly, to a touch sensing device and a touch sensing method to prevent a tracking error of touch coordinates.

Abstract: A touch sensing apparatus tracking a curve includes an interpolation coordinate generator configured to sense a first touch point, a second touch point and a third touch point, and calculate an interpolation point between the second touch point and the third touch point, wherein the curve is formed by the first touch point, the second touch point, the third touch point and the interpolation point, and the interpolation point is determined by the first touch point, the second touch point and the third touch point.

Abstract: A touch sensing apparatus includes a coordinate calculator configured to count a current number of touches and calculate an estimated number of touches, by the unit of touch group, by using touch data including touch coordinates of a plurality of touch electrodes, and detect a discontinuous touch corresponding to a touch group in which the current number of touches and the estimated number of touches are not the same; and a touch data generator configured to generate the touch data including corrected coordinate data.

Abstract: A touch sensing device according to one aspect of the present disclosure includes a touch coordinate calculation unit configured to calculate a touch coordinate corresponding to the touch label on the basis of touch intensities of touch electrodes included in the touch label, a representative value calculation unit configured to calculate a representative value of the touch label by correcting the maximum touch intensity value of the touch label on the basis of a coordinate of a target touch electrode and the touch coordinate when the touch input corresponding to the touch coordinate is detected in the edge region of the target touch electrode among the touch electrodes, and a touch coordinate transmission unit configured to determine the touch input as a normal touch when the representative value is greater than or equal to a first threshold and transmit the touch coordinate to a host system.

Abstract: A touch sensing device according to one aspect of the present disclosure includes a touch coordinate calculation unit configured to calculate a touch coordinate corresponding to the touch label on the basis of touch intensities of touch electrodes included in the touch label, a representative value calculation unit configured to calculate a representative value of the touch label by correcting the maximum touch intensity value of the touch label on the basis of a coordinate of a target touch electrode and the touch coordinate when the touch input corresponding to the touch coordinate is detected in the edge region of the target touch electrode among the touch electrodes, and a touch coordinate transmission unit configured to determine the touch input as a normal touch when the representative value is greater than or equal to a first threshold and transmit the touch coordinate to a host system.

Abstract: A touch sensing device according to the present disclosure includes a touch coordinate calculation unit calculating a touch coordinate for a touch input and a touch coordinate correction unit calculating an output coordinate to be displayed on a display, wherein the touch coordinate correction unit includes a predicted coordinate calculator calculating a trend line on the basis of touch coordinates before a first time point and calculate a coordinate of a point, at which a first touch coordinate at the first time point is mapped on the trend line as a first predicted coordinate of the first time point, a corrected coordinate calculator calculating a first corrected coordinate by correcting the first touch coordinate using the first touch coordinate and a reference coordinate, and an output coordinate calculator calculating a first output coordinate of the first time point using the first predicted coordinate and the first corrected coordinate.