Abstract: Disclosed is a method of providing a user interface in a flexible device, the method comprising: determining whether the device is released; displaying at least one user interface on the device on the basis of the determination; and receiving a touch input to the displayed user interface.

Abstract: Disclosed is a flexible display device adapted to accurately detect bending information when the flexible display device is flexed, bent or folded, and to be capable of variously controlling an image displayed on a screen on the basis of the detected bending information. The flexible display device includes a flexible touch screen part, and a bending detection part provided on the touch screen part, the bending detection part having an electrostatic capacitance or electric resistance that changes depending on a bending of the touch screen part, so as to detect bending information.

Abstract: Provided is a flexible display apparatus. A shape deformation sensor is formed in at least one of a first plurality of connection lines of a flexible display panel and a second plurality of connection lines of a touch screen panel. The shape deformation sensor is configured to sense a shape deformation of the flexible display panel.

Abstract: A user terminal apparatus is provided. The user terminal apparatus includes: a flexible display including: a main area; and a sub area comprising a curved portion and extending from the main area to a side portion of the user terminal apparatus; a housing configured to enclose the flexible display; a sound output hole provided between the flexible display and the housing and configured to output a sound from a call function; and a sound input hole configured to receive an input sound.

Abstract: A user interaction method of a user terminal device including a bent touchscreen includes: establishing a connection between the user terminal device and an external device located external to the user terminal device, such that the user terminal device and the external device are able to communicate with each other; displaying a UI element associated with the external device on a sub-region of the bent touch screen; and performing a function associated with the UI element in response to a user gesture selecting the UI element.

Abstract: An unlock method for conveniently releasing a lock mode of a mobile terminal includes tracking a trajectory corresponding to a touch-and-drag operation of touching the touch screen and then dragging when the mobile terminal is in a lock mode, determining whether one or more intersections occur on the trajectory, and releasing the lock mode if one or more intersections occur on the trajectory. Accordingly, a touch input pattern for unlocking a lock mode is unlimited in terms of size, location, and pattern so that a user can freely touch the touch screen to release the lock mode.

Abstract: A user terminal device includes: a flexible display that is divided into a main area, which is disposed on a front surface, and a sub area, which includes a bent portion extending from the main area toward a side surface; a touch sensor configured to receive a touch input of a user in at least one of the main area and the sub area; and a controller configured to, in response to a predetermined event occurring, control the flexible display to display, in the main area, a plurality of user interface (UI) elements, and in response to one of the plurality of UI elements displayed in the main area being selected, control the flexible display to display the selected UI element in the sub area.

Abstract: A display device for displaying an image and a method by which the display device operates to display an image are provided. The display device may include a display configured to output a screen image, an image sensor configured to acquire an image signal, a bending detection sensor configured to detect a bending motion or a bent state of the display device, and a control unit configured to control the display to display an image, which is generated based on the image signal, in a region according to a position at which the display is bent on the screen image if the bending detection sensor detects the bending motion or a bent state.

Abstract: A user terminal apparatus is provided. The user terminal apparatus includes: a flexible display including: a main area; and a sub area comprising a curved portion and extending from the main area to a side portion of the user terminal apparatus; a housing configured to enclose the flexible display; a sound output hole provided between the flexible display and the housing and configured to output a sound from a call function; and a sound input hole configured to receive an input sound.

Abstract: A plurality of panels include: a display panel; and a protective panel that is disposed outside the display panel, and includes a transparent substrate and an outer hard coating layer and an inner hard coating layer that are respectively formed on an outer surface and an inner surface of the transparent substrate, and each have a hardness greater than a hardness of the transparent substrate. A thickness of the outer hard coating layer is greater than a thickness of the inner hard coating layer, and a stress neutral surface of the flexible display device is configured so that a compressive stress is applied to the inner hard coating layer when the flexible display device is bent.

Abstract: A flexible printed circuit board (PCB) has stretchability and durability. The flexible PCB includes: a first polymer substrate having flexibility, stretchability, or elasticity; a second polymer substrate having flexibility, stretchability, or elasticity; a conductive track disposed between the first and second polymer substrates and including metal nanowires; and a cured silane coupling agent which bonds the conductive track to at least one of the first and second polymer substrates.

Abstract: Provided is a flexible display apparatus. A shape deformation sensor is formed in at least one of a first plurality of connection lines of a flexible display panel and a second plurality of connection lines of a touch screen panel. The shape deformation sensor is configured to sense a shape deformation of the flexible display panel.

Abstract: A electronic device and a display method thereof are provided. A control method of the electronic device includes: detecting a touch input on an auxiliary display area; in response to a touch input being detected on a first area of the auxiliary display area in a and the electronic being in a state in which the electronic is gripped by a user, processing the touch input as a user input; and, in response to the touch input being detected on a second area of the auxiliary display area different from the first area and the electronic being in the state in which the electronic is gripped by the user, disregarding the touch input.

Abstract: A foldable electronic device including: a first body; a second body; a connection part configured to connect the first body to the second body so that the first body and the second body are rotatable to a first state in which the first and second bodies are unfolded and to a second state in which the first and second bodies overlap each other; a flexible display element that passes over the connection part and is supported by the first and second bodies; and a roller that is rotatably installed at an end of the first body and connected to an end of the flexible display element, wherein the flexible display element is located at an outer circumference of the first body, the second body, and the connection part in the second state, and wherein a part of the flexible display element is rolled around the roller in the first state.

Abstract: A portable terminal apparatus includes a bended display including a front display area and a side display area, and a controller that displays a UI element corresponding to an application on a side display area of the bended display if the cover is closed, and in response to a touch with respect to at least one UI element from among the UI elements and an opening of the cover being detected, executes an application corresponding to a UI element with the detected touch, and controls the bended display so that an execution screen of the application is displayed on the front display area.

Abstract: A foldable device includes: a flexible display device; and a first body and a second body that support the flexible display, are foldably connected to each other and configured to deform between a folded position and an unfolded position. A heating member is controlled to heat a portion of the flexible display disposed at a location between which the first body and the second body are connected. A controller is configured to drive the heating member to heat the portion in response to the deformation.

Abstract: A mobile device configured to share a phone number of another mobile device on a mobile communication system, the mobile device including: a controller configured to, after determining that a phone function of the another mobile device is deactivated, activate a phone function of the mobile device to which the phone number of the another mobile device is assigned; and a communicator configured to perform a mobile communication function using the phone number when the phone function of the mobile device is activated.

Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.

Abstract: A foldable device includes first and second bodies that respectively support a first part and a second part of a flexible display device and are foldably connected to each other between a folded position and an unfolded position, and a movable support member that continuously near-supports a third part of the flexible display device between the first part and the second part when the first body and the second body change from the folded position to the unfolded position.