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Bong Chul Kim

Bong Chul Kim, Incheon-Si KR

Patent application numberDescriptionPublished
20100302812ADAPTER POWER SUPPLY - The present invention relates to an adapter power supply, which includes a switching unit for switching a DC voltage; a transformer which has a primary winding connected to the switching unit, a secondary winding electromagnetically coupled to the primary winding, and an auxiliary winding electromagnetically coupled to the primary winding; a rectifier for rectifying a voltage outputted from the transformer; and a controller for controlling the switching unit to operate according to the PWM scheme in a normal operation mode, and to operate according to a quasi-resonant scheme in a standby mode, by detecting information of a load connected to the rectifier.12-02-2010

Bong Chul Kim, Daegu KR

Patent application numberDescriptionPublished
20080266498Liquid crystal display device and method for manufacturing the same - Provided are an LCD device and a method for manufacturing the same. The LCD device includes a first substrate, a second substrate, a spacer interposed between the first substrate and the second substrate, and a barrier. The barrier is disposed at least one of the first substrate and the second substrate to control the movement of the spacer. In the method, the first substrate is formed. The second substrate is formed. The barrier is formed on at least one of the first substrate and the second substrate. The spacer is disposed within the barrier. Since the LCD device controls the movement of the spacer, a high aperture ratio is realized.10-30-2008
20090263921Thin film transistor substrate with color filter and method for fabricting the same - A color filter-on-thin film transistor substrate includes gate data lines crossing each other and defining pixel areas, thin film transistors is located at crossings of gate and data lines, pixel electrodes connected to the thin film transistors and formed within the pixel areas, and stripe-shaped color filters overlapping a plurality of pixel areas and oriented parallel to one of the gate and data lines.10-22-2009
20100068965LIQUID CRYSTAL DISPLAY DEVICE AND FABRICATION METHOD THEREOF - A liquid crystal display (LCD) device and its fabrication method are disclosed. Specifically, a fabrication method in which polyhedral spacers are implemented on a substrate through an ink jet method are used for an LCD device. The spacers have the polyhedral shape to increase their contact area with two substrates, and include a surface processed layer for strengthening a bonding force in its bonding with an alignment film formed on the two substrates. The spacers have a polyhedral shape for maintaining the cell gap between the substrates.03-18-2010
20100119723APPARATUS AND METHOD FOR COATING POLYIMIDE LAYER - An apparatus for coating a polyimide layer includes a print table for receiving a substrate thereon, an inkjet head positioned over the print table and having a jetting surface with a plurality of nozzles for jetting polyimide liquid onto the substrate, and a polyimide liquid supply tank for supplying polyimide liquid, and a wiper movable from one side of the jetting surface to an other side of the jetting surface while the wiper contacts the jetting surface of the inkjet head.05-13-2010
20110181819LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display comprises a matrix pattern formed in a double layer comprising a lower pattern having a hydrophilic property on a substrate, and a black matrix having a hydrophobic property on the lower pattern; and color filters formed in the pixel area.07-28-2011

Patent applications by Bong Chul Kim, Daegu KR

Bong Chul Kim, Daegu-Si KR

Patent application numberDescriptionPublished
20090079916LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display (LCD) device and a method for manufacturing the same are discussed. According to an embodiment, the liquid crystal display device includes a first substrate and a second substrate facing each other, wherein each of the first and second substrates includes pixel regions to form a matrix, a black matrix layer arranged in a region other than the pixel regions gate lines and data lines arranged in a portion corresponding to the black matrix layer spacers arranged in predetermined portions provided on the black matrix layer wherein each spacer includes one or more balls, and a solid to adhere the balls to the first or second substrate, and a liquid crystal layer filled between the first substrate and the second substrate.03-26-2009
20090146679Method for testing liquid crystal display - An LCD test method and apparatus for reducing the number of channels of a probe unit is provided. An apparatus for testing a liquid crystal display including: a stage on which a liquid crystal panel is placed; a plurality of vertically divided blocks, wherein each of the vertically divided blocks include a plurality of adjacent data lines; a data probe unit that provides test pattern signals respectively to groups of at least two of the plurality of vertically divided blocks of the liquid crystal panel; a plurality of horizontally divided blocks, wherein each of the horizontally divided blocks include a plurality of adjacent gate lines; a gate probe unit that provides scanning signals respectively to the plurality of horizontally divided blocks of the liquid crystal panel; and a controller that provides test pattern signals to the data probe unit and provides scanning signals to the gate probe unit.06-11-2009
20090290785APPARATUS AND METHOD FOR INSPECTING LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) inspection apparatus and method are provided. The inspection apparatus and method are capable of automatically and accurately detecting defects of an LCD panel, and providing information of the automatically-detected defects of the LCD panel to the operator, thereby enabling the operator to easily recognize the defects.11-26-2009

Patent applications by Bong Chul Kim, Daegu-Si KR

Bong Chul Kim, Buk-Gu KR

Patent application numberDescriptionPublished
20090091702Liquid crystal display and method for manufacturing the same - Disclosed is a liquid crystal display (LCD) device and a method for manufacturing the same, capable of maintaining a cell gap and preventing press defects caused by application of a predetermined external pressure via the use of ball spacers.04-09-2009
20110171766LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - Disclosed is a liquid crystal display (LCD) device and a method for manufacturing the same, capable of maintaining a cell gap and preventing press defects caused by application of a predetermined external pressure via the use of ball spacers.07-14-2011

Patent applications by Bong Chul Kim, Buk-Gu KR

Bong Chul Kim US

Patent application numberDescriptionPublished
20110287561THIN FILM TRANSISTOR ARRAY SUBSTRATE WITH IMPROVED TEST TERMINALS - A thin film transistor array substrate comprises thin film transistors and pixel electrodes formed at respective pixels that are defined by gate lines and data lines that orthogonally intersect each other. The thin film transistor array substrate further comprises a plurality of gate pad units that group a plurality of gate pads extended from the gate lines, and a plurality of data pad units that groups a plurality of data pads extended from the data lines. The thin film transistor array substrate further includes a plurality of gate test terminals connected to the gate pad units and beside at least one side of the respective gate pad units, and a plurality of data test terminals connected to the data pad units and located beside at least one side of the respective data pad units.11-24-2011