Abstract: An electronic display device includes a display unit including a plurality of scan lines, a plurality of data lines, and a plurality of pixels, and a barrier unit covering the display unit, including a plurality of first areas and a plurality of second areas alternately arranged along a length direction of the data lines, a first electrode group respectively provided in each of the first areas, each of the electrode groups including a plurality of first sub-electrodes and a plurality of second sub-electrodes alternately arranged along a length direction of the scan lines, a second electrode group provided in each of the second areas on a layer that is different from a layer on which the first electrode group is provided, each of the second electrode groups including a plurality of third sub-electrodes and a plurality of fourth sub-electrodes alternately arranged along the length direction of the scan line, and an insulation layer between the first and second electrode groups.

Abstract: An electronic display device includes a display unit adapted to display an image, and a barrier unit overlapping the display unit, the barrier unit including a liquid crystal layer between first and second substrates, the first and second substrates facing each other, a common electrode between the liquid crystal layer and the first substrate, a transparent insulation layer between the liquid crystal layer and the second substrate, the transparent insulation layer having an inner surface facing the liquid crystal layer and an outer surface facing the second substrate, a plurality of first electrodes along a first direction between the outer surface of the transparent insulation layer and the second substrate, the first electrodes being spaced apart from each other along a second direction, and a plurality of second electrodes along the first direction between the inner surface of the transparent insulation layer and the first substrate.

Abstract: A stereoscopic image display device displays a stereoscopic image by generating stereoscopic image data based on 3D graphics data. The stereoscopic image display device includes a display unit for displaying an image, a driver, and a controller. The controller receives a synchronization signal, the 3D graphics data, and a user selection parameter for modifying a stereoscopic effect level, and outputs a control signal based on the synchronization signal and a stereoscopic image data signal, which is generated by combining left eye image data and right eye image data generated through performing matrix operations on the 3D graphics data and the user selection parameter, to the driver. The driver drives the display unit based on the control signal and the stereoscopic image data signal to display the stereoscopic image on the display unit.

Abstract: A stereoscopic image display device includes a display panel configured to display an image, a barrier placed over the display panel and configured to include a plurality of liquid crystal cells each of which is selectively driven to become a transparent cell or an opaque cell, a polarizing plate placed between the display panel and the barrier, and a phase retarder placed between the internal polarizing plate and the display panel.

Abstract: A display device includes: a display unit, displaying an image; and an optical unit including a first substrate on the display unit, a first electrode on the first substrate, a liquid crystal layer on the first electrode and configured to be responsive to a vertical electric field or a horizontal electric field, a second electrode on the liquid crystal layer, an insulation layer on the second electrode, a third electrode on the insulation layer, and a second substrate on the third electrode.

Abstract: An electronic display device including a display unit for displaying an image and a light controller disposed in front of the display unit. The light controller includes a polarizing switch for controlling a polarizing direction using an electrical signal, and a pattern polarizer for controlling light transmission in cooperation with the polarizing switch. The polarizing switch has first and second common electrodes facing each other and a liquid crystal layer located between the first and second common electrodes. The pattern polarizer has a plurality of polarizing portions and a plurality of non-polarizing portions alternately arranged in a first direction.

Abstract: A three-dimensional display device includes an image display portion displaying a left eye image and a right eye image; and a parallax barrier facing the image display portion and directing the left eye image and the right eye image displayed by the image display portion towards a left eye and a right eye of a user, respectively. The parallax barrier may be formed with a liquid crystal display of a normally black mode of transmission.

Abstract: A stereoscopic display device includes a scan driver, a data driver, a light emission driver, a display unit including a first region and a second region with pixel lines, and a controller. The light emission driver is configured to transmit a plurality of first light emission control signals to pixels to emit light in the first region and a plurality of second light emission control signals to pixels to emit light in the second region after corresponding scan signals are transmitted to respective pixels in the first and second regions, the first light emission control signals being separated from corresponding scan signals by respective first periods, and the second light emission control signals overlapping in time with corresponding scan signals.

Abstract: An electronic display device includes a display unit including a plurality of scan lines along a first direction, a plurality of data lines along a second direction, and a plurality of pixels at intersection regions of the scan and data lines, and a barrier unit including a plurality of barrier regions extending along a direction of the data lines, the barrier unit including a plurality of first electrodes in each of the barrier regions, the first electrodes extending on a substrate along the first direction and being spaced apart from each other along the second direction, a plurality of second electrodes on the substrate at a different height than the first electrodes as determined with respect to the substrate, the first electrodes partly overlapping the second electrodes in a direction perpendicular to the substrate, and a dielectric layer on the substrate between the first and second electrodes.

Abstract: A stereoscopic image display that displays a stereoscopic image using a barrier operated by a time division method. A display panel time-divides first and second images having parallax therebetween and sequentially displays the first and second images. A barrier is located in front of the display panel and includes first and second image transmission regions transmitting the first and second images. A barrier driver controls opening and shutting of the first and second image transmission regions in synchronization with first and second video signals input thereto. The barrier driver extracts all video signals displayed on one picture from the input video signals as unit video signals and generates a reference signal for the barrier operation based on the unit video signals.

Abstract: A three dimensional image display device is disclosed. In one embodiment, the device includes: i) a display panel that configured to selectively display one of a left-eye image and a right-eye image, ii) a first polarizing plate positioned on the display panel, and iii) a first retarder positioned on the first polarizing plate. The device also includes a shutter unit opposite to the display unit and including i) shutter spectacles configured to selectively transmit one of the left-eye image and the right-eye image, ii) a second polarizing plate positioned on the shutter spectacles between the shutter spectacles and the display unit, and iii) a second retarder positioned on the second polarizing plate and opposite to the first retarder.

Abstract: A 2D/3D switchable display, including a display unit adapted to display an image, and a lens unit on the display unit, wherein the lens unit includes a first lens substrate on the display unit and including a first electrode array including a plurality of first electrodes that are spaced apart from each other, a second lens substrate on the first lens substrate and including a second electrode array including a plurality of second electrodes that are spaced apart from each other, and a liquid crystal layer between the first lens substrate and the second lens substrate.

Abstract: An electronic image device and a driving method thereof. An image of one frame is displayed in a frame period divided into at least two periods including first and second periods. A barrier layer includes a first barrier driven during the first period and a second barrier driven during the second period. The same plane image is repeatedly displayed during the first and second periods in an area for displaying the plane image on the display unit, and a first image displayed during the first period and a second image displayed during the second period are respectively images combined in different sequences in an area for displaying a stereoscopic image on the display unit.

Abstract: A 3D image display device includes a display panel, a barrier, a controller, and a barrier driver. The barrier includes: a first substrate; a plurality of first electrodes disposed on the first substrate and extended in a first direction; a plurality of second electrodes respectively disposed between adjacent first electrodes; a second substrate opposing the first substrate; a plurality of third electrodes disposed on the second substrate and extended in a second direction crossing the first direction; a plurality of fourth electrodes respectively disposed between adjacent third electrodes; and a liquid crystal layer disposed between the first and second substrates. The barrier driver receives a barrier control signal from the controller, and applies a reference voltage to the first electrodes, the second electrodes, the third electrodes, and/or the fourth electrodes, and applies a liquid crystal driving voltage to one or more other ones of the first to fourth electrodes.

Abstract: An electronic imaging device includes a display unit and a barrier layer. The display unit includes scan lines for transferring select signals, data lines for transferring data signals corresponding to first and second images formed according to one or more input signals, and pixels connected with the scan and data lines. The barrier layer includes first barriers and second barriers corresponding to the first barriers. The first image is displayed during a first period of a unit period during which an image of a single frame is displayed. The second image is displayed during a second period different from the first period. The first barriers are driven according to the first image, the second barriers are driven according to the second image, and a region of the barrier layer corresponding to a mixed region in which the first and second images coexist is a non-transmission region.

Abstract: A system and method for driving a stereoscopic image display device includes, during a first period wherein no image is displayed, writing a first data signal corresponding to a first image on a first display cell and writing a second data signal corresponding to a second image on the second display cell. During a second period, the first image and the second image are displayed by driving the barrier to become a first format. During a third period in which no image is displayed, the second data signal is written on the first display cell and the first data signal is written on the second display cell. During a fourth period, the first and second images are displayed by driving the barrier to become a second format. The barrier intercepts and transmits light at different angles in the first format than in the second format.

Abstract: A stereo matching system and a stereo matching method using the same. Here, a Sum of Edge Differences (SED) method as a disparity estimation method utilizing edge information is added to a disparity estimation method utilizing a local method to perform stereo matching. As such, it is possible to correct false matching in a non-texture region generated when stereo matching is performed using only a local method, thereby enabling good stereo matching.

Abstract: An electronic display device using a barrier includes a display unit displaying an image corresponding to a two dimension (2D) or a three dimension (3D), and a barrier facing the display unit and providing a 2D image or 3D image to a user. The barrier includes first and second substrates facing each other. First and second electrodes are alternately formed on the first substrate and having first gaps therebetween. A third electrode is formed on the second substrate. A dark colored layer is formed to correspond to the first gap. A liquid crystal layer is disposed between the first and second substrates.

Abstract: A three-dimensional display device according to the present invention includes a panel that time-shares images and displays left and right eye images, a panel control unit for controlling the panel by applying a display control signal that includes vertical and horizontal signals to the panel, a barrier facing the panel and separating the images of the panel into user left and right eye images, and a barrier control unit for controlling the barrier. The panel can be converted between a first mode of a portrait-type view and a second mode of a landscape-type view, and the barrier may be operated corresponding to the mode conversion of the panel.

Abstract: A 2D/3D image display device including a display unit with a plurality of gate lines, a plurality of data lines, and a plurality of pixels, the plurality of gate lines crossing the plurality of data lines, and the plurality of pixels being coupled to the plurality of gate lines and the plurality of data lines; and a controller for receiving an input signal and setting a first driving frequency or a second driving frequency according to the input signal. An image of one frame operating according to the second driving frequency receives and displays the same image data for each of a first period and a second period, a video signal transmitted to one of the plurality of pixels for the first period has first polarity, and a video signal transmitted to one of the plurality of pixels for the second period has second polarity.