Abstract: A display device includes a display panel having flexibility, a storage connected to a first end of the display panel and accommodating the display panel so that the display panel is inserted and withdrawn, an extension part connected to a second end of the display panel, which is opposite to the first end of the display panel, and facing one side of the storage in a first direction, and a display driving integrated circuit which receives image data and a control signal from a host and provides a data signal to the display panel. The display driving integrated circuit includes a data processor which receives a smart size change signal from the host and sets a non-active area of the display panel based on the smart size change signal.

Abstract: Provided are a user terminal and a method of displaying an image by a user terminal. The method includes: in response to the first input information received in connection with a sketch drawn by a user, acquiring and displaying an image equal or similar to the sketch as a first search result; in response to second input information for editing the image acquired as the first search result, editing and displaying the acquired image; and acquiring and displaying an image equal or similar to the edited image as a second search result.