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Du-Sik Park, Suwon-Si KR

Du-Sik Park, Suwon-Si KR

Patent application numberDescriptionPublished
20080252558COLOR DISPLAY APPARATUS - Disclosed herein is a color display apparatus which has a pixel pattern including a plurality of repeating units of a pixel array, wherein each of the plurality of repeating units of the pixel array is composed of at least five sub-pixels while including at least one sub-pixel from a first to fourth sub-pixel, respectively, the first sub-pixel representing a red color (R), the second sub-pixel representing a green color (G), the third sub-pixel representing a blue color (B), and the fourth sub-pixel representing a mixed color of at least two colors from among the R, G, and B, and each of the plurality of repeating units of the pixel array corresponds to at least two image pixels.10-16-2008
20080252628IMAGE PROCESSING APPARATUS AND METHOD OF REDUCING POWER CONSUMPTION OF SELF-LUMINOUS DISPLAY - An image processing apparatus and a method to reduce power consumption of a self-luminous display. The image processing apparatus includes a parameter selection unit to select a parameter to adjust a degree to which power consumption is reduced; a scale factor setting unit to extract a high-frequency component of a current pixel in an input image and to set a scale factor according to the selected parameter and a size of the extracted high-frequency component; and a multiplier to multiply the current pixel by the set scale factor and to output a result of the multiplication.10-16-2008
20090022395APPARATUS AND METHOD OF ENHANCING COLOR OF IMAGE - An apparatus and method of enhancing color of image is provided. The apparatus for enhancing color of image including: a saturation enhancement unit to enhance a saturation of an input image using a saturation variation according to a brightness feature of the input image; a gray scale area protection unit to determine a final saturation variation depending on a saturation value of the input image and the saturation variation, and to prevent a saturation enhancement of a gray scale area; a color control unit to control a color of the input image using a color variation according to the brightness feature of the input image; and a brightness value correction unit to correct a difference between a resultant brightness value and an input brightness value of the input image, the resultant brightness value being generated by applying the final saturation variation and the color variation to the input image.01-22-2009
20090046307RGB TO RGBW COLOR DECOMPOSITION METHOD AND SYSTEM - A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method and system. The RGB-to-RGBW color decomposition method includes: determining an output value of white based on inputted RGB values and a saturation; and outputting the output value when an input color is a pure color.02-19-2009
20090059078SYSTEM AND METHOD FOR ENHANCING SATURATION OF RGBW IMAGE SIGNAL - A system and method for improving the saturation of a red-green-blue-white (RGBW) image signal, the system including: an image signal classification unit to classify a frame of an image signal into an image classification unit using an image classification parameter based on a luminance and a saturation of the frame; a backlight luminance controller to increase a backlight luminance with respect to the frame if the image classification unit thereof is a saturation improvement target; and a W sub-pixel controller to decrease a luminance of a W sub-pixel of the frame according to an amount of increase in the backlight luminance.03-05-2009
20090085926SYSTEM AND METHOD FOR CONVERTING RGB TO RGBW COLOR USING WHITE VALUE EXTRACTION - A system and method of converting a red-green-blue (RGB) pixel to a red-green-blue-white (RGBW) pixel by using a W value extraction, the RGB-to-RGBW converting system including: a lookup table generator to generate an RGBW lookup table using one or more RGB lattice points; and an RGBW value computation unit to compute an RGBW value of an input pixel with respect to an RGB value of the input pixel based on the generated RGBW lookup table.04-02-2009
20090122075Color conversion method and apparatus for display device - A color conversion method and apparatus for a multi-primary display (MPD) are provided with analyzing an input image to determine a transformation parameter; interpolating at least two look-up tables for color conversion according to the transformation parameter, in order to calculate a look-up table for the input image; and applying the calculated look-up table to the input image to perform the color conversion. Accordingly, it is possible to provide good color reproduction and efficiently use a color gamut of an MPD having color coordinates that are different from those of primaries of an input image.05-14-2009
20090141983IMAGE ENHANCEMENT SYSTEM AND METHOD USING AUTOMATIC EMOTION DETECTION - An image enhancement system and method using automatic emotion detection, the image enhancement system including: an emotional scale detection unit to analyze a pixel value of one or more frames of an input image in order to automatically detect an emotional scale of the input image; and an image enhancement unit to enhance a quality of the input image based on an image mode selected according to the emotional scale.06-04-2009
20090164460Digital television video program providing system, digital television, and control method for the same - Disclosed are a digital television video program providing system, a digital television, and a control method for the same. The digital television video program providing system includes a video analyzing unit for extracting search terms from information data associated with a played video, a search keyword extracting unit for selecting a search keyword from the extracted search terms based on a reliability factor acquired by an extraction method of the extracted search terms, a video search unit for searching for a playable video based on the selected search keyword, and a search result providing unit for providing search results for the video.06-25-2009
20090185757APPARATUS AND METHOD FOR IMMERSION GENERATION - An apparatus and method of generating an immersion is provided. The apparatus for generating the immersion includes: a foreground/background separation unit to separate an input image into a foreground area and a background area using lightness information of the input image; an edge classification unit to classify the foreground area into an edge area and a non-edge area using the lightness information; a detail enhancement unit to enhance detail of the edge area of the foreground area; and a blurring performing unit to perform blurring of the non-edge area and the background area.07-23-2009
20090196521SYSTEM AND METHOD FOR IMMERSION ENHANCEMENT BASED ON ADAPTIVE IMMERSION ENHANCEMENT PREDICTION - A system and method of enhancing an immersion based on adaptive immersion enhancement prediction is provided. A system for enhancing an immersion includes a foreground/background separation unit to separate an input image into a foreground image and a background image using color information and frequency information of the input image, an immersion enhancement factor calculation unit to calculate an immersion enhancement factor of the input image using the foreground image and the background image, an immersion enhancement prediction unit to predict an immersion enhancement degree of the input image using the immersion enhancement factor, and an immersion enhancement processing unit to process immersion enhancement of the input image by determining whether the immersion enhancement is necessary based on the predicted immersion enhancement degree.08-06-2009
20100073364Conversion method and apparatus with depth map generation - A conversion method and apparatus with a generating of a depth map for two dimensional (2D)-to-three dimensional (3D) conversion. A depth order may be restored based on a line tracing and an edge map generated from an input image, and a stereo image may be generated using depth information.03-25-2010
20100073465Apparatus and method for displaying three dimensional image - Disclosed are a 3D image display apparatus and method. The 3D image display apparatus may adjust a number of viewpoints of a 3D image, distance between viewpoints, and other parameters through varying a display pattern of a viewing zone generating unit and a distance between an image display unit and the viewing zone generating unit. Accordingly, the 3D image display apparatus may effectively express the 3D image suitable for various viewing circumstances.03-25-2010
20100073467Apparatus and method to concurrently display two and three dimensional images - An image display apparatus and method to simultaneously display two dimensional (2D) and three dimensional (3D) images with minimized visual 3D discomfort. The image display apparatus may include a lens unit to spatially separate images displayed in a display panel unit to thereby simultaneously form a 2D image viewing area and a 3D image viewing area, respectively, enabling the simultaneous displaying of the 2D images and the 3D images.03-25-2010
201000737682D/3D switchable autostereoscopic display apparatus and method - A two dimensional/three dimensional (2D/3D) switchable autostereoscopic display apparatus and method. The 2D/3D switchable autostereoscopic display apparatus and method may selectively display a 2D image and 3D image using two displays, control a display operated as backlight from among the two displays when displaying the 2D image, and thereby may increase a contrast. Also, the 2D/3D switchable autostereoscopic display apparatus and method may output a 2D object and a 3D background using two displays.03-25-2010
201000795842D/3D switchable autostereoscopic display apparatus and method - A two dimensional/three dimensional (2D/3D) switchable autostereoscopic display apparatus and method to selectively display a 2D image and a 3D image using two displays and a convertible lens. When outputting the 2D image, the 2D/3D switchable autostereoscopic display apparatus may control a first display to output a white image/white light, control a second display to output an image, and control an electrical diffuser lens of the convertible lens to be switched off and the white image to be diffused so as to operate as a backlight. When outputting the 3D image, the 2D/3D switchable autostereoscopic display apparatus may control the first display to output an image, control the second display to be switched off to be in a transparent state, control the electrical diffuser lens of the convertible lens to be switched on to be in the transparent state, and control the lenticular lens to output the 3D image.04-01-2010
20100086216Apparatus and method for ultra-high resolution video processing - A video processing apparatus and method is provided. The video processing apparatus divides video data and then processes a current divided area of the divided video data by referring to pixels in an adjacent divided area while processing the current divided area, thereby minimizing artifacts generation along a boundary between divided areas when the processed divided areas are subsequently merged.04-08-2010
20100090940Image display apparatus and method - An image display apparatus and method. At least one of a left eye image and a right eye image may be formed on a pixel representation unit at a predetermined frame rate. A light, emitted from a backlight module, may be converted into a directional light having at least one direction through synchronization with the predetermined frame rate. The directional light may be guided to the pixel representation unit.04-15-2010
20100091029Device and method of processing image for power consumption reduction - An image processing method for reducing a power consumption. The image processing method may reduce the power consumption by classifying an input content into a conversion target region and a preservation target region and by converting a luminance of pixels included in the conversion target region. Also, the image processing method may effectively perform a luminance conversion for pixels by separating the input content into the conversion target region and the preservation target region based on a luminance of the pixels of the input content. The image processing method may convert the luminance of the pixels of the conversion target region to maintain a contrast between text pixels and background pixels.04-15-2010
20100091095Method for driving glasses-type stereoscopic display preventing visual fatigue and refractive index-variable shutter glasses - Disclosed are a method for driving a glasses-type stereoscopic display preventing visual fatigue and refractive index-variable shutter glasses. The method includes generating a plurality of left-eye viewing point images and a plurality of right-eye viewing point images. The plurality of left-eye viewing point images and right-eye viewing point images have viewing points different from each other. An initial left-eye viewing point image and a subsequent left-eye viewing point image of the plurality of left-eye viewing point images are output, and an initial right-eye viewing point image and a subsequent right-eye viewing point image of the plurality of right-eye viewing point images are output. Each of the plurality of left-eye viewing point images and right-eye viewing point images is inputted into a single pupil. The glasses include a refractive index control unit to control a strength of an electric field to vary a refractive index of the glasses.04-15-2010
20100091221Reflective display panel and device - A reflective display panel is provided. The reflective display panel includes a liquid crystal layer, an upper substrate including a color filter and a transparent substrate, and a lower substrate including an absorption plate which faces a color filter and a reflection plate which faces a transparent substrate. The absorption plate absorbs a first external light, having penetrated the liquid crystal layer via the color filter, when a first voltage is supplied between the color filter and the absorption plate, and the reflection plate reflects a second external light, having penetrated the liquid crystal layer via the transparent substrate, when a second voltage is supplied.04-15-2010
20100104140APPARATUS AND METHOD FOR IMPROVING FRAME RATE USING MOTION TRAJECTORY - A frame rate improving apparatus and method use a motion trajectory. The frame rate improving apparatus determines forward feature point trajectory information through a feature point, and generates a new intermediate frame by performing backward motion estimation through the feature point trajectory information, thereby generating an interpolated image with high quality.04-29-2010
201001100703D IMAGE GENERATION APPARATUS AND METHOD - A three-dimensional (3D) image generator and 3D image generation method scale a depth map or a two-dimensional (2D) image, perform a cross filtering to sharpen a blurred region on the depth map based on location information of the depth map and 2D image, and thus obtain a clearer depth map and provide a more graphical 3D image using the depth map.05-06-2010
20100118126Device for directional light field 3D display and method thereof - A three-dimensional (3D) display device and method using a directional light field is provided. The 3D display device may construct a light field using a direction light generated by a high speed projector and at least one rotating optical device to thereby display a more natural 3D image in a wide region.05-13-2010
20100118127Wide depth of field 3D display apparatus and method - A display apparatus and method that may display a high depth three-dimensional (3D) image is provided. The display method may separate an input image into a near-sighted image and a far-sighted image, image and output the near-sighted image using a light field method, and image and output the far-sighted image using a multi-view method.05-13-2010
20100128034Apparatus and method for processing three dimensional image on multi-layer display - An apparatus and method of processing three-dimensional (3D) images on a multi-layer display may generate virtual depth information based on original depth information, and display 3D images having various depth values using the generated virtual depth information. Also, the apparatus and method may appropriately provide color information to each of a plurality of display layers, thereby preventing an original image from being damaged.05-27-2010
20100128169Frame rate conversion apparatus and method for ultra definition image - A frame rate conversion apparatus and method for an Ultra-High Definition (UD) image. The frame rate conversion apparatus may store a previous frame and a current frame of an edge of an input image, divided into N images, and insert an interpolation frame between the current frame and the previous frame. Also, the frame rate conversion apparatus may convert a frame rate of each of the N images.05-27-2010
20100134493Apparatus and method for compensating for crosstalk between views in three dimensional (3D) display apparatus - Provided are a method and apparatus for compensating for a crosstalk between views in a three-dimensional (3D) display apparatus. The method and the apparatus may pre-set a crosstalk weight matrix through an actual measurement by considering a characteristic of a display. The crosstalk weight matrix may offset an effect that each of multiple views affects other different views. Also, when multi-view input signals are received, the method may generate luminance-compensated multi-view input signals by multiplying the crosstalk weight matrix and a luminance matrix that includes a luminance of each of the multi-view input signals, and may output the luminance compensated multi-view input signals as input signals of the display.06-03-2010
20100149423Apparatus and method of estimating motion using block division and coupling - Provided are an apparatus and method of estimating a motion using block coupling and block division. In the apparatus, a block having a motion estimation error greater than a predetermined value may be coupled with a neighbor block, and motion estimation is performed through the coupled block to improve a frame rate, thereby reducing an artifact phenomenon in an interpolated image.06-17-2010
20100182459Apparatus and method of obtaining high-resolution image - An apparatus and method of obtaining a high-resolution image are provided. The apparatus of obtaining a high-resolution image may generate a high frequency component of an output image using a high frequency component of an input image, synthesize the input image and the generated high frequency component of the output image, and thereby may obtain a sharpness-enhanced high-resolution image.07-22-2010
20100283763MULTI-SENSING TOUCH PANEL AND DISPLAY APPARATUS USING THE SAME - A multi-sensing touch panel and a display apparatus using the same are provided. The multi-sensing touch panel includes: a touch pad including an input surface; at least one infrared ray source which irradiates infrared rays to the touch pad; and a camera array including a plurality of infrared ray cameras which are disposed below the touch pad and inclined with respect to a plane of the input surface.11-11-2010
20100290518Multi-view image coding apparatus and method - A multi-view image coding apparatus and method are provided. The multi-view image coding apparatus may extract geometric information from a plurality of cameras, may construct a spatial prediction structure to enable a correlation of each view to be maximum using the geometric information, and thereby may code and transmit a multi-view image.11-18-2010
20100315381MULTI-TOUCH SENSING APPARATUS USING REAR VIEW CAMERA OF ARRAY TYPE - A multi-touch sensing apparatus using a rear view camera of an array type is provided. The multi-touch sensing apparatus may include a display panel to display an image, a sensing light source to emit light to sense a touch image which is generated by an object and displayed on a back side of the display panel, and a camera to divide and sense the touch image. The camera may be arranged in an edge of a lower side of the multi-touch sensing apparatus, or a mirror to reflect the touch image may be included in the multi-touch sensing apparatus.12-16-2010
20100315488Conversion device and method converting a two dimensional image to a three dimensional image - Disclosed is an image conversion device and method converting a two-dimensional (2D) image into a three-dimensional (3D) image. The image conversion device may selectively adjust illumination within the 2D image, generate a disparity map for the illumination adjusted image, and selectively adjust a depth value of the disparity map based on edge discrimination.12-16-2010
20100316284Three-dimensional image generation apparatus and method using region extension of object in depth map - A three-dimensional (3D) image generation apparatus and method using a region extension of an object in a depth map is provided. The 3D image generation apparatus may include a discontinuity preservation smoothing filtering unit to apply a discontinuity preservation smoothing filter preserving discontinuity of a boundary or a shape of a depth image, a boundary preservation filtering unit to apply a max filter to a depth image for increasing a depth value of an object, and a rendering unit to render a two-dimensional (2D) color image and the filtered depth image and to generate a 3D image.12-16-2010
20110018877Method and apparatus of obtaining high resolution image using multi-band combination filters - Provided are an apparatus and method of obtaining a high resolution image using multi-band combination filters. The apparatus includes a high frequency extraction unit to extract a high frequency image from a low resolution input image through filtering operations performed in parallel, a high frequency expansion unit to expand the high frequency image to generate an expanded high frequency image, an image expansion unit to expand the low resolution input image to generate an expanded input image, and an image combination unit to combine the expanded high frequency image and the expanded input image.01-27-2011
20110026843Image encoding and decoding apparatus and method for effectively transmitting large capacity image - Provided are an image encoding and decoding apparatus and method, which can effectively transmit a large capacity image. The image encoding apparatus generates a plurality of actual images with respect to an input image, and generates a difference image capable of predicting another actual image using one actual image, thereby effectively reducing an amount of data before encoding the input image.02-03-2011
20110058017Apparatus and method for compressing three dimensional video - A three-dimensional (3D) compressing method and apparatus is disclosed. The 3D video compressing apparatus determines whether a motion of consecutive frames exists when a depth of a multi-view video is estimated, performs a depth estimation when the motion exists, and compresses the 3D video by using a color video motion vector as a depth video motion vector.03-10-2011
20110069228VIDEO SIGNAL GENERATION APPARATUS AND METHOD MINIMIZING CROSSTALK BETWEEN LUMINANCE SIGNAL AND COLOR DIFFERENCE SIGNAL - Provided is a video signal generation apparatus and method that may minimize crosstalk between a luminance signal and color difference signals. The video signal generation apparatus may generate the luminance signal using a nonlinear Y signal and then generate color difference signals using a nonlinear XYZ signal to maximize a de-correlation characteristic between the luminance signal and the color difference signals.03-24-2011
20110069760Apparatus and method for motion estimation of three dimension video - Disclosed is a 3D video motion estimating apparatus and method. The 3D video motion estimating apparatus may enable a motion vector of a color image and a motion vector of a depth image refer to each other, thereby increasing a compression rate.03-24-2011
20110075025System and method producing high definition video from low definition video - Provided is system and a method of producing a high definition video from a low definition video. According to one or more embodiments, the method performs a trajectory estimation and a matching operation only with respect to a feature region pixel of a previous frame of the low definition video, which is different from all pixels of the previous frame, thereby reducing an amount of computation to improve efficiency of a memory, producing the high definition video in real time, and producing a more accurate high definition video with respect to a feature region.03-31-2011
20110085704Markerless motion capturing apparatus and method - A markerless motion capturing apparatus and method is provided. The markerless motion capturing apparatus may track a pose and a motion of a performer from an image, inputted from a camera, without using a marker or a sensor, and thereby may extend an application of the markerless motion capturing apparatus and selection of a location.04-14-2011
20110102423High density multi-view image display system and method with active sub-pixel rendering - Provided are a high density multi-view image display system and method based on active sub-pixel rendering. The image display system may perform a rendering with respect to a viewpoint image in a pixel unit, using a viewpoint varying based on a position of left/right eyes of a user.05-05-2011
20110109620Image processing apparatus and method for enhancing depth perception - An image processing apparatus and a method for enhancing depth are disclosed. The image processing apparatus may classify an input image into a foreground layer, a middle layer, a background layer, may calculate a representative color of each of the classified layers, and perform rendering of a color stereoscopy of the middle layer and a color stereoscopy of the background layer based on the representative color and a lightness of the background layer, thereby enhancing a stereoscopic effect and a depth. Also, a color temperature of the foreground layer and a color temperature of the middle layer are controlled based on the representative color and the background layer, to generate a difference in depth between the middle layer and the foreground layer, thereby representing an image having a more enhanced depth.05-12-2011
20110115749MULTI-TOUCH AND PROXIMATE OBJECT SENSING APPARATUS USING SENSING ARRAY - A multi-touch and proximate object sensing apparatus using a sensing array is provided. The multi-touch and proximate object sensing apparatus may sense a touch image or a target image by sensing an invisible light which is projected to a diffuser through the sensing array. Also, the multi-touch and proximate object sensing apparatus may display an image on a display panel by controlling a location of the sensing array and a visible light source, without a backlight unit.05-19-2011
20110157208IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing apparatus. The image processing apparatus may synthesize an input frame with texture information of another frame and provide an output frame with an enhanced texture component.06-30-2011

Patent applications by Du-Sik Park, Suwon-Si KR