Abstract: An organic light emitting diode display is disclosed In one aspect, the display includes a display panel, a grid layer positioned on the display panel, wherein the grid layer includes a plurality of protrusions formed of a first protrusion and a second protrusion formed on a surface of the first protrusion, and a window positioned on the grid layer.

Abstract: A mobile device includes a rear cover, a front cover movably coupled to the rear cover, and at least one controlling unit disposed between the rear cover and the front cover, the controlling unit configured to control relative positions of the front cover and the rear cover based on an input value that is inputted by a user. A method of changing a shape of a mobile device includes executing a user application program; inputting an input value including at least one of an outer curvature of the mobile device and a changing-pattern of the outer curvature of the mobile device through the user application program; transmitting the input value to a driving controller; and controlling, by the driving controller, an controlling unit based on the input value.

Abstract: A mobile device includes a flexible display panel, a supporting member at a back side of the flexible display panel, the supporting member supporting the flexible display panel, and an electro active polymer partially inserted in the supporting member, a shape of the electro active polymer being changed based on an input value inputted by a user.

Abstract: An optical communication apparatus and an optical communication method are disclosed. An optical communication apparatus mounted in a first node in a linear network coupled among a plurality nodes through an optical transmission line includes a multiplexer for receiving a plurality of optical signals having different wavelengths to output a first multi-wavelength optical signal obtained by coupling the plurality of optical signals, and a first optical coupler for dividing the first multi-wavelength optical signal into respective multi-wavelength optical signals to be transmitted to at least two different neighboring nodes.

Abstract: A mobile device according to example embodiments includes a display device including a flat display region having a flat shape and a curved display region having a curved shape, the curved display region being integrally formed with the flat display region, a sensing unit configured to detect a physical state of the mobile device, a context determining unit configured to determine a current context of the mobile device based on the physical state detected by the sensing unit, and to select one of the flat display region and the curved display region to be activated based on the current context, and a display controller configured to activate the selected one of the flat display region and the curved display region.

Abstract: An antenna apparatus, an electronic apparatus having an antenna apparatus, and a method of manufacturing the same. The antenna apparatus includes a window, an antenna pattern, a first contact structure, a substrate and a second contact structure. The antenna pattern is embedded in the window. The first contact structure is electrically connected to the antenna pattern. The substrate is disposed under the window. The second contact structure is disposed on the substrate and is electrically connected to the first contact structure. The second contact structure includes a first contact, a second contact spaced apart from the first contact in a direction substantially perpendicular to the top surface of the substrate and a buffer member having a predetermined elasticity and electrically connecting the first contact with the second contact.

Abstract: An organic light emitting display device and a method of manufacturing an organic light emitting display device are disclosed. The organic light emitting display device includes a first substrate, on which a display region and a non-display region surrounding the display region are defined, a second substrate disposed opposite to the first substrate, an organic light emitting element disposed in the display region between the first substrate and the second substrate, a third substrate disposed opposite to the second substrate, and a microphone disposed between the second substrate and the third substrate.

Abstract: A window assembly for a display device with an antenna includes a cover window, an antenna pattern, an insulating layer, and an antenna pad. The cover window includes a receiving recess having a bottom surface with a concavo-convex shape. The antenna pattern is accommodated in the receiving recess to cover the bottom surface and the antenna pattern has a lower surface with a concavo-convex shape corresponding to the concavo-convex shape of the bottom surface. The insulating layer is accommodated in the receiving recess to cover the antenna pattern. The antenna pad is disposed on the insulating layer and electrically coupled to the antenna pattern. Thus, a volume of the antenna pattern is increased, and a radiation capability of the antenna may be improved.

Abstract: An electronic device includes a processor and a touchscreen. The processor is configured to execute an application program. The touchscreen is configured to display, in response to a first user input, a display region corresponding to the application program being executed and a command region transparently overlapped on a portion of the display region, the display region including a command execution object. The processor is further configured to execute a command operation assigned to the command region for the command execution object in response to a second user input moving the command execution object to the command region.

Abstract: A profile measurement system includes a light source configured to generate light. A beam shaper configured to shape the light generated from the light source. A beam splitter configured to partially transmit and reflect the light shaped by the beam shaper. An object lens configured to receive the light from the beam splitter and irradiate the light to a stage in which a workpiece is mounted. A profile estimating part has a plurality of continuously varying focal points. The profile estimating part includes a focusing lens and a light detector configured to receive the light transmitted through the focusing lens.

Abstract: An organic light emitting display (OLED) apparatus including a power driver for applying a driving voltage to a display panel, a driver driving unit for applying a driving signal to the power driver, and a processor for applying a display data signal, which corresponds to a value of data displayed on the display panel, to the power driver. The power driver is configured to apply the driving voltage to the display panel when the driving signal and display data signal are each in an active state.

Abstract: A gamma voltage generation unit is discussed which includes: a voltage booster to boost a first maximum reference voltage into at least one second maximum reference voltage; a mode selector configured to select one of the maximum reference voltage and the at least one second maximum reference voltage as a selected maximum reference voltage; and a plurality of gamma voltage adjusters. The selected maximum reference voltage selected by the mode selector is provided as a 255th gray-scale gamma voltage. A first gamma voltage adjuster among the gamma voltage adjusters can generate the 255th gray-scale gamma voltage and another gray-scale gamma voltage based on the selected maximum reference voltage. The remaining gamma voltage adjusters are connected to one another in a cascade.

Abstract: There is provided an image display system. The image display system comprises an input unit moving to form a first pattern and a display unit displaying an image which comprises a second pattern corresponding to the first pattern. When a size of the first pattern increases, a shape of the second pattern is substantially identical to the whole shape of the first pattern.

Abstract: A device and a method for controlling brightness of an OLED display device are disclosed. The method for controlling brightness of an OLED display device includes the steps of forwarding external brightness control information in a PWM signal or a brightness control data, selecting and normalizing either the PWM signal or the brightness control data into an external brightness adjusting gain, analyzing a received video data to detect a peak brightness value, multiplying the peak brightness value by the external brightness adjusting gain to produce a final peak brightness value, adjusting the R/G/B maximum gamma voltage values according to the final peak brightness value, and generating R/G/B reference gamma voltage sets by using the R/G/B maximum gamma voltage values adjusted thus.

Abstract: A driving integrated circuit capable of driving various image display panels having different pixel arrangements is described. A data driving unit alternately supplies analog image signals to one of two adjacent data lines. A data switching unit selects the data lines such that the image signals are alternately supplied to the adjacent data lines of the plurality of data lines and electrically connecting the data lines to the output channels of the data driving unit.

Abstract: A ring network system includes a plurality of node apparatuses that are sequentially connected through a transmission medium that is formed in a ring form. In the ring network system, the remaining node apparatuses, except for a first node apparatus of the plurality of node apparatuses pass an optical signal that is transmitted from the first node apparatus, and a second node apparatus corresponding to a destination of the optical signal among the remaining node apparatuses, extracts the optical signal while transferring the first optical signal to a next node apparatus of the second node apparatus.

Abstract: A flexible display device and a method for controlling a display image are disclosed. In one aspect, the flexible display device includes a first display which has a flat shape and a second display which is disposed on either side of the first display and has a curved surface bent at a boundary between the first and second displays. The display further includes a controller which controls a screen of at least one of the first and second displays according to a user touch and/or a battery capacity.

Abstract: A device and a method for controlling brightness of an OLED display device are disclosed. The method for controlling brightness of an OLED display device includes the steps of forwarding external brightness control information in a PWM signal or a brightness control data, selecting and normalizing either the PWM signal or the brightness control data into an external brightness adjusting gain, analyzing a received video data to detect a peak brightness value, multiplying the peak brightness value by the external brightness adjusting gain to produce a final peak brightness value, adjusting the R/G/B maximum gamma voltage values according to the final peak brightness value, and generating R/G/B reference gamma voltage sets by using the R/G/B maximum gamma voltage values adjusted thus.

Abstract: According to example embodiments, an optical measurement apparatus may include: a station configured to support a measurement target; an image acquisition unit configured to acquire a one-dimensional (1D) line image of the measurement target; a driver configured to move the station and the image acquisition unit; and a controller. The controller may be configured to control the driver and the image acquisition unit to acquire a plurality of 1D line images of the measurement target while varying a distance between the image acquisition unit and the measurement target to generate a two-dimensional (2D) scan image from combining the plurality of 1D line images; and to detect a pattern of the measurement target based on comparing a plurality of 2D reference images and the 2D scan image. The optical measurement apparatus may measure critical dimensions of non-repeating ultrafine patterns at high speed.

Abstract: Disclosed are a wavelength multi-casting method and device in a multi-ring network, and more particularly, a wavelength multi-casting method and device in a multi-ring network capable of configuring an economical network. The wavelength multi-casting method in the multi-ring network according to the exemplary embodiment of the present invention includes: receiving, by one node, optical signals from other nodes within a ring network to which the node belongs; and multi-casting, by the node, an optical wavelength to neighboring nodes by a scheme of dropping and continuing the transmitted optical signals.