Abstract: A 3D image display device includes a display unit including a display panel and an optical panel located at a front side of the display panel and changing a path of light. A controller is configured to generate a signal for controlling the display unit. The controller includes an image signal processor which generates an input image signal based on image information containing 2D image information and depth information. The image signal processor generates a 3D image signal based on the 2D image information and the depth information. The image signal processor extracts a low-depth area having a small depth and generates a 2D image signal corresponding to the low-depth area. The display unit displays the low-depth area by a 2D image.

Abstract: A 3D image display device includes: a display panel including pixels; a signal controller controlling driving of the display panel; and an image signal processor generating a 3D input image signal based on image information and outputting the generated 3D input image signal to the signal controller. The image signal processor includes a view point generating unit generating view points corresponding to the respective pixels, and a 3D input image signal generating unit generating the 3D input image signal for the respective pixels based on information on a position of the pixel, information on the generated view point for the respective pixel, and the image information.

Abstract: A method for detecting face direction of a person includes receiving a face image of the person. The method further includes determining whether the person is wearing glasses, based on the face image. The method also includes determining whether the number of reflection points of light in a glasses region of the face image is four or more at the time of detecting the glasses region. The method also includes aligning the reflection points of light in order of size, upon determining that the number of reflection points of light is four or more. The method also includes detecting two virtual images of the light, based on the aligning. The method also includes detecting a face direction vector based on the two virtual images of the light.

Abstract: A display device includes gate lines, data lines, pixels connected to the gate lines and data lines, a data driver, a gate driver, and a signal controller for controlling the data driver and gate driver. A method for driving the display device includes: compressing, by the signal controller, vertical resolution of input image data of each frame by k or receiving by the signal controller the compressed input image data; processing by the signal controller the compressed input image data to generate output image data; generating, by the data driver, data voltages based on the output image data and applying the data voltages to the data lines; and applying, by the gate driver, gate-on voltage pulses concurrently to k neighboring gate lines corresponding to the applied data voltages. Starting times of the gate-on voltage pulses of at least two of the k neighboring gate lines are different from each other.

Abstract: A combined structure for a head up display (HUD) system and a driver monitoring system, includes a HUD system including a first reflective portion and a second reflective portion configured to reflect HUD information from a HUD device to a windshield glass of a vehicle along an optical path. The combined structure further includes a dichroic mirror disposed on the optical path of the HUD system and configured to reflect specific wavelength of light. The combined structure also includes a driver monitoring system with driver's face information input thereto, and configured to provide light and to monitor a driver. Accordingly, driver's eyes are not hidden so as to improve safety and to simultaneously minimize deviation in driver's pose to enhance use convenience. The HUD system and the driver monitoring system are integrated to reduce a camera interval and a camera size, thereby improving marketability.

Abstract: A system for controlling an exposure of a camera may include: a histogram calculator configured to calculate a histogram from an input image; a virtual histogram generator configured to generate a virtual histogram by differently applying the exposure to the calculated histogram; a histogram hole filter configured to generate a final histogram by filtering a hole generated in the virtual histogram; a histogram uniformity unit configured to perform uniformity of the final histogram; and an optimum exposure setting unit configured to apply an exposure value depending on the uniformized histogram.

Abstract: A menu selection apparatus using gaze tracking includes: a gaze tracker configured to track a gaze of a driver and to output time series gaze data; a timer included in the gaze tracker and configured to output a timing pulse; a buffer configured to store the time series gaze data; a counter configured to count the timing pulse to adjust synchronization with the timer; a button configured to output a click signal when being clicked by the driver; and a controller configured to extract the time series gaze data for a critical time based on button click timing as the click signal is output from the button and to then calculate an average of gaze vectors within each time series gaze data.

Abstract: An image display device includes a display panel displaying an image, and a diffractive element formed to operate in a 2D mode or a 3D mode so that the image of the display panel is perceived as a 2D image or a 3D image after passing through the diffractive element. In the image display device, the diffractive element includes a first substrate and a second substrate facing each other, a first electrode layer formed on the first substrate that includes a plurality of zones, a second electrode layer formed on the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Further, when the diffractive element operates in the 3D mode, a common voltage is applied to the second electrode layer, and polarity of voltages applied to the first electrode layer with respect to the common voltage is inverted every zone.

Abstract: An image display device includes a display panel displaying an image, and a diffractive element formed to operate in a 2D mode or a 3D mode so that the image of the display panel is perceived as a 2D image or a 3D image after passing through the diffractive element. In the image display device, the diffractive element includes a first substrate and a second substrate facing each other, a first electrode layer formed on the first substrate that includes a plurality of zones, a second electrode layer formed on the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Further, when the diffractive element operates in the 3D mode, a common voltage is applied to the second electrode layer, and polarity of voltages applied to the first electrode layer with respect to the common voltage is inverted every zone.

Abstract: A 3D image display device includes a display unit including a display panel and an optical panel located at a front side of the display panel and changing a path of light. A controller is configured to generate a signal for controlling the display unit. The controller includes an image signal processor which generates an input image signal based on image information containing 2D image information and depth information. The image signal processor generates a 3D image signal based on the 2D image information and the depth information. The image signal processor extracts a low-depth area having a small depth and generates a 2D image signal corresponding to the low-depth area. The display unit displays the low-depth area by a 2D image.

Abstract: A two-dimensional/three-dimensional switchable display apparatus includes: a display panel; a first substrate disposed on the display panel; a first electrode layer disposed on the first substrate and including a plurality of first electrodes; a second substrate disposed on the first substrate; a second electrode layer disposed on the second substrate and including a plurality of second electrodes; and a liquid crystal layer disposed between the first and second substrates. A plurality of lens units are formed in association with a first position of the liquid crystal layer when a lens forming voltage profile is applied to the first electrodes and a common voltage is applied to the second electrodes. When the common voltage is applied to the first electrodes and the lens forming voltage is applied to the second electrodes, the plurality of lens units are formed in association with a second position spaced apart from the first position.

Abstract: A display apparatus includes a display panel, a lens plate and a lens driver. The display panel includes a plurality of unit pixels. The display panel is driven by dividing a single frame into N sub frames. N is a natural number. The lens plate is on the display panel. The lens plate includes a plurality of lenses which convert a two dimensional (“2D”) image displayed on the display panel into a three dimensional (“3D”) image. The lens driver disposes the lenses at a first position during a first sub frame. The lens driver moves the lenses to a second position from the first position and disposes the lenses at the second position during a second sub frame. The second position is shifted by 1/N of a width of the unit pixel from the first position.

Abstract: A two-dimensional/three-dimensional switchable display apparatus includes: a display panel; a first substrate disposed on the display panel; a first electrode layer disposed on the first substrate and including a plurality of first electrodes; a second substrate disposed on the first substrate; a second electrode layer disposed on the second substrate and including a plurality of second electrodes; and a liquid crystal layer disposed between the first and second substrates. A plurality of lens units are formed in association with a first position of the liquid crystal layer when a lens forming voltage profile is applied to the first electrodes and a common voltage is applied to the second electrodes. When the common voltage is applied to the first electrodes and the lens forming voltage is applied to the second electrodes, the plurality of lens units are formed in association with a second position spaced apart from the first position.

Abstract: A display device may include a frame rate determining unit configured to receive an input image signal and configured to select, based on the input image signal, one of a first frame rate and a second frame rate to be a selected frame rate. The input image signal may include luminance information. The second frame rate may be equal to a natural number times the first frame rate. The natural number may be greater than or equal to 2. The display device may further include a display panel configured to display a first image according to at least a control signal generated based on the selected frame rate.

Abstract: A display apparatus includes a controller which generates a control signal based on at least one of a two-dimensional image and a three-dimensional stereoscopic image inputted from an outside, a panel including a plurality of pixels, where the plurality of pixels is arranged along a first direction and along a second direction substantially perpendicular to the first direction and displays the three-dimensional stereoscopic image having a plurality of viewpoints different from each other in each frame, a lens part including a plurality of lens units, where the plurality of lens units is disposed over the panel overlapping the pixels along the first direction and having a plurality of focal points which shifts in each frame, and a light source which supplies light to the panel.

Abstract: A 3D image display device includes: a display panel including pixels; a signal controller controlling driving of the display panel; and an image signal processor generating a 3D input image signal based on image information and outputting the generated 3D input image signal to the signal controller. The image signal processor includes a view point generating unit generating view points corresponding to the respective pixels, and a 3D input image signal generating unit generating the 3D input image signal for the respective pixels based on information on a position of the pixel, information on the generated view point for the respective pixel, and the image information.

Abstract: A display substrate includes a transparent substrate, a gate line formed on the transparent substrate, a data line crossing the gate line, a thin film transistor electrically connected to the gate line and the data line, and a pixel electrode. The pixel electrode includes a body electrode section electrically connected to the thin film transistor and a plurality of protruding electrodes protruding from the body electrode section. Each of the protruding electrodes includes a trapezoidal electrode having two sides that are inclined with respect to a protrusion direction that is a lengthwise direction of the body electrode section.

Abstract: A liquid crystal lens includes a plurality of first sub liquid crystal portions having refractive indexes varied based on voltages applied thereto, a plurality of second sub liquid crystal portions having refractive indexes varied based on voltages applied thereto, where the second sub liquid crystal portions are adjacent to the first sub liquid crystal portions, respectively and a controller which controls the voltages applied to the first sub liquid crystal portions and the voltage applied to the second sub liquid crystal portions to provide a lens part.

Abstract: A display substrate includes a transparent substrate, a gate line formed on the transparent substrate, a data line crossing the gate line, a thin film transistor electrically connected to the gate line and the data line, and a pixel electrode. The pixel electrode includes a body electrode section electrically connected to the thin film transistor and a plurality of protruding electrodes protruding from the body electrode section. Each of the protruding electrodes includes a trapezoidal electrode having two sides that are inclined with respect to a protrusion direction that is a lengthwise direction of the body electrode section.

Abstract: An image display device includes a display panel displaying an image and a diffractive device. The diffractive device operates in a 2D mode to enable perception of a 2D image from the image of the display panel and in a 3D mode to enable perception of the image of the display panel as a 3D image. The diffractive device includes a plurality of unit devices. When the diffractive device operates in 3D mode, at least one of the plurality of unit devices operates in a lens mode and a barrier mode during different periods.