Samsung Electronics Co., Ltd.

Jihye Ha

Sangho Kim

Gwanhyung Kim

Hyunkyu Yun

Huijun Shim

A display apparatus includes a display, a plurality of light emitting elements that emit light of different wavelengths and a plurality of light receiving elements, and a processor that identifies intensities light emitted by the light emitting elements and received by the light receiving elements to identify a pen color of a touch pen on a basis of the intensities.

Display apparatus and control method thereof

A display apparatus is disclosed. The display apparatus includes a touch display, a camera, and a processor configured to control the camera to capture an image including the touch display, based on an object being identified from an image captured through the camera, obtain a first position of the object on the touch display based on the image, identify whether the first position is within a predetermined distance from a second position where the touch input is sensed based on a touch input of the object being sensed on the touch display, and based on the first position being within the predetermined distance from the second position, control the touch display to display a touch trajectory corresponding to the touch input based on the identified object.

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Suwon-si, South Korea

Jihye Ha