Abstract: An electronic device including a display of a main surface area and a curved surface area extended from the main surface area, and a controller configured to: control the display to present a preview image on the main surface area and a user interface (UI) on the curved surface area, the UI comprising a UI element for photographing an image, control the display to present the UI element at a first location in the curved surface area while the electronic device is in a landscape state, and control the display to present the UI element at a second location in the curved surface area while the electronic device is in a portrait state.

Abstract: An electronic device including a display of a main surface area and a curved surface area extended from the main surface area, and a controller configured to control the electronic device operable in a first mode in which information is displayed only on the curved surface area and a second mode in which information is displayed on at least one of the main surface area and the curved surface area, control the display to present a first user interface (UI) for accepting or rejecting the incoming call only on the curved surface area, in response to receiving an incoming call while in the first mode, and control the display to present a second UI for accepting or rejecting the incoming call on at least one of the main surface area and the curved surface area, in response to receiving an incoming call while in the second mode.

Abstract: A content display method of a user terminal device including a bended touch screen divided into a main area and a sub area, includes displaying, on the main area, a first main content provided by a first application, and displaying, on the sub area, a first sub content associated with the first main content, receiving a user gesture input on the main area, and in response to receiving the user gesture, displaying, on the main area, a second main content provided by a second application, and displaying, on the sub area, a second sub content associated with the second main content.

Abstract: An electronic device including a display of a main surface area and a curved surface area extended from the main surface area, and a controller configured to control the electronic device operable in a first mode in which information is displayed only on the curved surface area and a second mode in which information is displayed on at least one of the main surface area and the curved surface area, control the display to present a first user interface (UI) for accepting or rejecting the incoming call only on the curved surface area, in response to receiving an incoming call while in the first mode, and control the display to present a second UI for accepting or rejecting the incoming call on at least one of the main surface area and the curved surface area, in response to receiving an incoming call while in the second mode.

Abstract: An electronic device including a display of a main surface area and a curved surface area extended from the main surface area, and a controller configured to: control the display to present a preview image on the main surface area and a user interface (UI) on the curved surface area, the UI comprising a UI element for photographing an image, control the display to present the UI element at a first location in the curved surface area while the electronic device is in a landscape state, and control the display to present the UI element at a second location in the curved surface area while the electronic device is in a portrait state.

Abstract: A display apparatus and method of using the same is provided. The display apparatus includes a display unit for displaying a lock view comprising an affordance object including a connected section and a disconnected section; and a control unit for, when drawing is performed according to user touch on the lock view and the disconnected section is connected by the drawing, controlling the display unit to switch to an unlock view.

Abstract: A flexible display device including: a flexible display; a first sensor configured to sense an exposed area of the display which is exposed in a rolled state of the display; a second sensor configured to sense a user grip area within the exposed area, the user grip area corresponding to a user grip; and a controller configured to, in response to the exposed area and the user grip area being sensed, control the display to display a screen on the exposed area excluding the user grip area.

Abstract: A flexible display device is provided. The flexible display device includes: a display; a sensor configured to detect at least one rolling characteristic in response to the display being rolled; and a controller configured to perform a first function of the flexible display device based on the detected at least one rolling characteristic.

Abstract: A display method of a user terminal device including a bended touch screen divided into a main area and a sub area, includes receiving a signal requesting displaying of an application installed in the user terminal device, and selectively displaying an application in one of a first layout and a second layout, in response to receiving the signal, in which the first layout corresponds to the sub area and the second layout corresponds to the main area.

Abstract: A method of controlling a user terminal device including a touch screen divided into a main area and at least one sub area. The touch screen includes a first surface including the main area, a second surface extending from the first surface and including the at least one sub area, and wherein the second surface is curved or bent with respect to a plane of the first surface is provided. The method includes performing an unlocking operation to activate the user terminal device, in response to a first pinch gesture being input on the at least one sub area while the user terminal device is locked; and performing a locking operation to inactivate the user terminal device, in response to a second pinch gesture being input on the at least one sub area, while the user terminal device is unlocked.

Abstract: A content display method of a user terminal device including a bended touch screen divided into a main area and a sub area, includes displaying, on the main area, a first main content provided by a first application, and displaying, on the sub area, a first sub content associated with the first main content, receiving a user gesture input on the main area, and in response to receiving the user gesture, displaying, on the main area, a second main content provided by a second application, and displaying, on the sub area, a second sub content associated with the second main content.

Abstract: A method and an apparatus for performing gesture-based communication service are provided, in which a first device detects a first motion, and when the first motion corresponds to a first gesture that belongs to a gesture group, receives information about a second motion from a second device. The first device may perform an event that corresponds to a combination of the first and second gestures, when the received information corresponds to the second gesture that belongs to the gesture group.

Abstract: A display apparatus and method for releasing a lock status of the display apparatus are provided. The display apparatus includes a display unit for displaying a lock view comprising an affordance object including a plurality of blocks, the plurality of blocks including a plurality of selection blocks; and a control unit for controlling the display unit to alter a display state of each of the plurality of the selection blocks, as each of the plurality of selection blocks is touched by a user, and to switch from the lock view to an unlock view, after all of the plurality of selection blocks are touched.

Abstract: A method and apparatus are provided for converting a Two-Dimensional (2D) video to a Three-Dimensional (3D) video is disclosed. The method includes detecting a shot including similar frames in the 2D video; setting a key frame in the shot; determining whether a current frame is the key frame; when the current frame is the key frame, performing segmentation on the key frame, assigning a depth to each segmented object in the key frame; and when the current frame is not the key frame, performing the segmentation on non-key frames, and assigning the depth to each segmented object in the non-key frames.

Abstract: A transparent display apparatus is provided. The transparent display apparatus includes a transparent display which displays information, a sensor which senses background information in a first direction, and a controller configured to modify a display state of the displayed information on the transparent display based on the sensed background information.

Abstract: A flexible display apparatus is provided. The flexible display apparatus includes a display configured to display a screen, a sensor configured to sense bending of the flexible display apparatus, and a controller configured to perform an operation corresponding to a twist bending when in response to the sensed bending being the is twist bending. The twist bending is a bending in which two bending lines are formed in opposing bending directions and meet at a certain side of the display, a controller configured to perform an operation corresponding to the sensed twist bending.

Abstract: A flexible display apparatus is provided. The flexible display apparatus includes: a display that is bendable, a sensor configured to sense deformation of the display, and a controller configured to perform an operation corresponding to the sensed shape deformation in response to the sensed deformation being shape deformation in which the display is alternately bent in opposing directions within a predetermined time.

Abstract: A flexible display apparatus configured to sense deformation of the flexible display apparatus, control display of an object displayed on the flexible display apparatus based on the deformation, and execute operations based on the displayed object.

Abstract: A flexible display apparatus is provided. The flexible display apparatus includes a display, a sensor which senses shape deformation of the display, a storage which, if a shape deformation is sensed, stores operation state information of a first operation state of the flexible display apparatus prior to the first shape deformation being performed, and a controller which performs a function corresponding to the first shape deformation if a second shape deformation different from the first shape deformation is sensed, returns to the first operation state according to the operation state information stored in the storage.

Abstract: Methods and apparatus are provided for releasing a locked state of a display apparatus. A display unit displays a locked view having an affordance object. When the affordance object is touched at a touch point, the control unit controls the display unit to switch to an unlocked view while tilting the affordance object in a direction corresponding to the touch point.