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Hoon Kang
Hoon Kang, Namyangju-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100007716 | STEREOSCOPIC 3D DISPLAY DEVICE - A stereoscopic image display device including: a main display panel operable to alternately display a left image and a right image; an auxiliary display panel including first and second substrates having a pixel part corresponding to that of the main display panel and a sub-liquid crystal layer formed between the first and second substrates, and positioned in front of the main display panel to change polarization information of an incident left or right image; a plurality of first electrodes patterned on the first substrate along the rows of pixels formed on the main display panel; a second electrode formed on a front surface of the pixel part of the second substrate; and a light source to supply light to the rear side of the main display panel. Both a 3D vertical viewing angle and 2D luminance in a glass-type 2D display can be improved. | 01-14-2010 |
| 20100265230 | IMAGE DISPLAY DEVICE - An image display device comprises an image display panel that displays a 2D or 3D image; a driving circuit that applies a data voltage of a 2D data format for the 2D image or a data voltage of a 3D data format for the 3D image to the image display panel; and a controller that controls the driving circuit according to a 2D mode for displaying the 2D image or a 3D mode for displaying the 3D image, wherein R, G, and B subpixels of the image display panel each comprises first and second fine subpixels divided by one data line and two adjacent gate lines. In the 2D mode, the same data voltage of the 2D data format is applied to the first and second fine subpixels. In the 3D mode, the data voltage of the 3D data format is applied to the first fine subpixel and a black gray voltage is applied to the second fine subpixel. | 10-21-2010 |
| 20110025833 | 3D IMAGE DISPLAY DEVICE - A three-dimensional (3D) image display device includes a display panel including an upper substrate and a lower substrate, the lower substrate having a pixel array area overlapped with the upper substrate and a pad area formed on at least one side of the lower substrate outside the pixel array area, wherein the display panel displays a left eye image and a right eye image; and a patterned retarder attached to the display panel and having retarder patterns to apply first and second polarizations to light from the display panel corresponding to the left eye image and the right eye image, respectively, wherein the pad area includes a first area in which data pads extending from data lines of the pixel array area are formed, and a second area in which gate pads extending from gate lines of the pixel array area are formed, and wherein the first area is exposed when the display panel and the patterned retarder are attached. | 02-03-2011 |
| 20110050871 | THREE-DIMENSIONAL IMAGE DISPLAY DEVICE - A three-dimensional (3D) image display device includes a display panel including an upper substrate and a lower substrate, the display panel displaying a left eye image and a right eye image; a patterned retarder that applies first and second circular polarizations to the light corresponding to the left and right eye images, respectively; a conductive tape attached to the upper substrate to discharge static electricity from the display panel; a panel guide on which the display panel and the patterned retarder are mounted; an electrically conductive gasket disposed on the panel guide in contact with the conductive tape; and a top case disposed on the panel guide and the conductive gasket such that the conductive gasket electrically connects the conductive tape to the top case. | 03-03-2011 |
Hoon Kang, Gyeonggio-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20100289884 | IMAGE DISPLAY DEVICE - An image display device includes an image display panel including a plurality of pixels configured to display a 2D image or a 3D image, a driving circuit configured to apply a data voltage in a 2D image format or a data voltage in a 3D image format to the image display panel, a controller configured to control the driving circuit in a 2D mode for displaying the 2D image or in a 3D mode for displaying the 3D image, and a patterned retarder configured to convert light from the image display panel to alternately have a first polarization and a second polarization, wherein each pixel includes first to fourth subpixels, and the data voltage in the 2D image format is applied to the first to third subpixels and a luminance compensation voltage is applied to the fourth subpixel in the 2D mode, while the data voltage in the 3D image format is applied to the first to third subpixels and a dark gray voltage is applied to the fourth subpixel in the 3D mode. | 11-18-2010 |
Hoon Kang, Gumi-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090251657 | 2-DIMENSIONAL AND 3-DIMENSIONAL IMAGE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A 2-dimensional and 3-dimensional image display device and a method of manufacturing the same is described. The display device includes an image display panel for displaying an image, and a switching panel having upper and lower substrates with a liquid crystal layer interposed therebetween. A pixel electrode, and first and second common electrodes, are formed on the lower substrate of the switching panel. | 10-08-2009 |
| 20100171913 | DUAL DISPLAY LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a dual display LCD device including: a front light unit supplying light; a first polarizer on the front light unit; an LCD panel on the first polarizer; a selective reflection/transmission part on the LCD panel; and a second polarizer on the selective reflection/transmission part; wherein the selective reflection/transmission part selectively reflects the light in a reflection mode to display an image on a front side thereof in a first display mode; and wherein the selective reflection/transmission part passes the light in a transmission mode to display an image on a rear side thereof in a second display mode. | 07-08-2010 |
Hoon Kang, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20100097449 | IMAGE DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - An image display device and a method of driving the same are provided. The image display device includes a lenticular lens array, a first backlit display element that is positioned on the lenticular lens array and is driven at a frame frequency of N×60 Hz, where N is an integer equal to or greater than 1, and a light source module under the lenticular lens array. The first backlit display element displays a video signal of a 2D format in a 2D mode and displays a video signal of an N-view 3D format in a 3D mode. The light source module irradiates light in the form of a surface light source onto the lenticular lens array in the 2D mode and irradiates light in the form of a plurality of line light sources onto the lenticular lens array in the 3D mode. | 04-22-2010 |
| 20110122239 | IMAGE DISPLAY DEVICE - An image display device including an image display panel configured to display a 2D image and a 3D image, a driving circuit configured to apply a data voltage of a 2D data format or a data voltage of a 3D data format to the image display panel, a controller configured to control the driving circuit in a 2D mode for displaying the 2D image or a 3D mode for displaying the 3D image, and a patterned retarder including a first retarder and a second retarder that are arranged line by line, the patterned retarder configured to divide the 3D image from the image display panel into a first polarization component and a second polarization component, the patterned retarder being aligned so that boundary portions of the first and second retarders are positioned in a center of pixels positioned on odd-numbered horizontal lines or even-numbered horizontal lines of the image display panel. | 05-26-2011 |
Hoon Kang, Jeju-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090196383 | CORRELATION APPARATUS AND METHOD FOR FREQUENCY SYNCHRONIZATION IN BROADBAND WIRELESS ACCESS COMMUNICATION SYSTEM - A correlation apparatus and method for frequency synchronization are provided. A frequency synchronization method of a receiver in a broadband wireless access communication system includes acquiring a highest correlation value by conducting a differential correlation of a variable interval between a received signal and a reference signal and performing a frequency synchronization according to the highest correlation value. | 08-06-2009 |
Hoon Kang, Hwaseong-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090185198 | IMAGE FORMING APPARATUS - An image forming apparatus including: a plurality of medium trays to stack a print medium having an image formed thereon by an image forming unit; a driving source to momentarily apply a direction switching signal; a selector to select a carrying path of the print medium having the image formed thereon, the carrying path directing the print medium to one of the plurality of medium trays; and a switch unit connected to the driving source to set a position of the selector in order to direct the print medium along the carrying path according to the direction switching signal. Accordingly, power is only used momentarily to direct the print medium to a medium tray from among a plurality of medium trays. | 07-23-2009 |