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Dae-Sik Kim, Hwaseong-Si KR

Dae-Sik Kim, Hwaseong-Si KR

Patent application numberDescriptionPublished
20100066820METHOD AND APPARATUS FOR DISPLAYING STEREOSCOPIC IMAGE - Provided are methods and apparatuses for displaying a stereoscopic image. The method includes alternately generating repeated left-eye images and repeated right-eye images; turning off a backlight unit during a period in which a left-eye image and a right-eye image are mixed and turning on the backlight unit during a period in which only one of the left-eye and right-eye images is displayed; and controlling a left-eye shutter and a right-eye shutter of shutter glasses during a period in which the backlight unit is turned on.03-18-2010
20100157024METHOD AND APPARATUS FOR DISPLAYING TWO-DIMENSIONAL OR THREE-DIMENSIONAL IMAGE SEQUENCE WHILE ADJUSTING FRAME RATE - Provided are a method and apparatus for displaying a two-dimensional (2D)/three-dimensional (3D) image, and apparatus to execute the same, the method including determining whether an input image sequence having a first frame rate is a 2D image sequence or a 3D image sequence, wherein, if the input image sequence is a 2D image sequence, generating a 2D output image sequence having a second frame rate, the 2D output image sequence including the input image sequence and a 2D intermediate image generated from the input image sequence, and wherein, if the input image sequence is a 3D image sequence, generating a 3D output image sequence having a third frame rate, where a left-viewpoint intermediate image, a right-viewpoint intermediate image and the input image sequence are repeatedly included in the 3D output image sequence, the left-viewpoint intermediate image is determined from at least one left-viewpoint image in a left-viewpoint image sequence included in the input image sequence, and the right-viewpoint intermediate image is determined from at least one right-viewpoint image in a right-viewpoint image sequence included in the input image sequence.06-24-2010
20100188399METHOD AND APPARATUS FOR DISPLAYING 3-DIMENSIONAL IMAGE - Provided is a method and apparatus for displaying a 3-dimensional (3D) image. The method includes alternately displaying left and right eye images on a display having a plurality of image lines that are arranged sequentially. Since light emission of all of segments is stopped when the left and right eye images are partially simultaneously displayed, both the left and right eye images can be prevented from being seen at the same time.07-29-2010
20100321390METHOD AND APPARATUS FOR AUTOMATIC TRANSFORMATION OF THREE-DIMENSIONAL VIDEO - A method of transforming a 3D video format of a 3D video, the method including receiving a video sequence comprising 3D video that includes left-viewpoint video and right-viewpoint video; estimating at least one of disparity information between the left-viewpoint video and the right-viewpoint video and correlation information between neighboring pixel values of the left-viewpoint video and the right-viewpoint video, and determining a 3D video format of the 3D video based on a result of the estimating; transforming the left-viewpoint video and the right-viewpoint video into a format, based on the determined 3D video format; and displaying the transformed left-viewpoint video and the transformed right-viewpoint video three-dimensionally on a the display device.12-23-2010
20110019152STEREOSCOPIC IMAGE PROJECTION SYSTEM - A stereoscopic image projection system including: a beam projector for projecting a left eye image and a right eye image in a side by side format; a stereoscopic image adaptor for alternately projecting the left eye image and the right eye image onto a screen in a time sequence; and a shutter controller for synchronizing a time sequential operation of the stereoscopic image adaptor and opening and closing of right and left shutters of a user shutter glasses.01-27-2011
20110050742BACKLIGHT UNIT, DISPLAY APPARATUS AND METHOD OF CONTROLLING BACKLIGHT UNIT - A backlight unit, a display apparatus, and a method of controlling the backlight unit are provided. The backlight unit includes an image depth information extraction unit configured to extract image depth information from an image signal and a brightness calculator configured to calculate brightnesses corresponding to the image depth information. The backlight unitimproves three-dimensional effects on an image by controlling the brightnesses of light emitting devices according to the brightnesses calculated to correspond to image depth.03-03-2011
20110050849METHOD AND APPARATUS FOR RECEIVING SYNCHRONIZATION SIGNAL AND METHOD AND APPARATUS FOR CONTROLLING OF 3D SHUTTER GLASSES USING THE SAME - An apparatus for receiving a sync signal and an apparatus for controlling a three-dimensional (3D) shutter glass using the same. The apparatus for receiving the synchronization signal includes: a synchronization signal receiver which receives a synchronization signal from a source unit; and a controller which analyzes a period of the received synchronization signal and generates a mode signal according to the analyzed period of the received synchronization to control the synchronization signal receiver, wherein the synchronization signal receiver can be selectively operable to receive the synchronization signal according to the mode signal03-03-2011
20110057965LIQUID CRYSTAL DISPLAY DEVICE INCLUDING EDGE-TYPE BACKLIGHT UNIT AND METHOD OF CONTROLLING THE LIQUID CRYSTAL DISPLAY - A method of controlling a liquid crystal display (LCD) device including an LCD panel and an edge-type backlight unit is provided. The method includes: controlling turn-on and turn-off periods of an upper light source unit and a lower light source unit of the edge-type backlight unit to be synchronized with a period during which a 3D image is output on the LCD panel, wherein the upper light source unit includes a light source disposed at an upper edge of the edge-type backlight unit, and the lower light source unit includes a light source disposed at a lower edge of the edge-type backlight unit.03-10-2011
20110096105METHOD AND APPARATUS FOR COMPENSATING FOR TEMPERATURE VARIATIONS OF A LIQUID CRYSTAL DISPLAY PANEL FOR A 3-DIMENSIONAL DISPLAY - Methods and apparatuses are provided for compensating for a temperature of a liquid crystal display (LCD) panel. The method includes selecting a lookup table corresponding to a detected temperature of the LCD panel from among lookup tables for a 3-dimensional (3D) display of the LCD panel; and adjusting luminance to be output to the LCD panel based on the selected lookup table.04-28-2011
20110102422TWO-DIMENSIONAL/THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus which displays two-dimensional (2D) and three-dimensional (3D) images and a method of driving the same. In the 2D/3D image display apparatus, an image signal input unit inputs, to a display panel, a left image signal, a left inversion image signal, at least one 2D image signal, a right image signal and a right inversion image signal, a left shutter of shutter glasses is open in synchronization with the left image signal, a right shutter of the shutter glasses is open in synchronization with the right image signal, and the left shutter and the right shutter of the shutter glasses are closed in synchronization with the left inversion image signal, the at least one 2D image signal, and the right inversion image signal.05-05-2011
20110109731METHOD AND APPARATUS FOR ADJUSTING PARALLAX IN THREE-DIMENSIONAL VIDEO - A method and apparatus for adjusting parallax of a three-dimensional (3D) video are provided. The method including receiving an input of a 3D video sequence; determining whether a scene transition occurs between a previous frame and a current frame of the 3D video sequence; if it is determined that the scene transition occurs between the previous frame and the current frame, determining and comparing first depth information of a previous scene which includes the previous frame and second depth information of a current scene which includes the current frame; and, based on a result of the comparing, selectively adjusting depth information of at least one of the frames of the previous scene and the frames of the current scene in consideration of a difference between the first depth information and the second depth information.05-12-2011
20110157165METHOD AND APPARATUS FOR DISPLAYING 3-DIMENSIONAL IMAGE AND METHOD AND APPARATUS FOR CONTROLLING SHUTTER GLASSES - An image display method includes alternately receiving left and right images of a 3D image; and turning on a backlight such that the backlight is on only in periods when the left images are displayed or only in periods when the right images are displayed. A method of controlling shutter glasses separately for left and right images of a three-dimensional (3D) image includes alternately receiving the left and right images of the 3D image; and opening two shutters of the shutter glasses only in periods when the left images are received or only in periods when the right images are received.06-30-2011