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Chang-Hoon Kim

Chang-Hoon Kim, Asan-Si KR

Patent application numberDescriptionPublished
20100157211LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A method of manufacturing a liquid crystal display includes forming a gate line, a data line and a switching element on a first substrate including a pixel area, the switching element including a source electrode and drain electrode, forming a color filter and a conductive contact element on the source electrode of the switching element by a gravure printing method, forming a pixel electrode on the conductive contact element and on the color filter, forming a second substrate including a common electrode, and interposing a liquid crystal layer between the first substrate and the second substrate.06-24-2010
20100261105Method of Exposing Substrate, Apparatus for Performing the Same, and Method of Manufacturing Display Substrate Using the Same - A photoresist layer exposed through first slits of a mask is exposed using first light. The photoresist layer exposed through second slits of the mask is exposed by using second light. The first light passes thorough a transflective shutter to generate the second light.10-14-2010
20110023736METHOD OF FORMING INK PATTERNS AND APPARATUS FOR PRINTING INK PATTERNS - A method of forming ink patterns and an apparatus for printing ink patterns capable of reducing the amount of wasted ink and enhancing the printing and positional precision of the shape of ink patterns on a member to be printed, are described herein. The method includes providing a first printing member including first concave portions formed by engraving patterns larger than final ink patterns, that are to be printed on a member, on the first printing member; filling the first concave portions of the first printing member with ink; transferring the ink filling the first concave portions of the first printing member onto a blanket cylinder to form intermediate ink patterns; providing a second printing member including second concave portions formed by engraving patterns equal in size to the final ink patterns that are to be printed on the member, on the second printing member; closely attaching the blanket cylinder having the intermediate patterns to the second printing member to remove ink on portions of the blanket cylinder that contact convex portions of the second printing member, from the blanket cylinder; and printing ink that remains on the blanket cylinder, on the member to form the final ink patterns.02-03-2011
20110100546METHOD OF FORMING A LIQUID CRYSTAL LAYER, METHOD OF MANUFACTURING A LIQUID CRYSTAL DISPLAY PANEL USING THE METHOD, AND LIQUID CRYSTAL MATERIAL USED IN THE METHOD - A liquid crystal layer is formed by coating a liquid crystal material having a reciprocal (Z05-05-2011
20110124152METHOD OF MANUFACTURING SEMICONDUCTOR FOR TRANSISTOR AND METHOD OF MANUFACTURING THE TRANSISTOR - A method of manufacturing a semiconductor for a transistor that includes forming a precursor layer by coating a surface of an insulation substrate with a precursor solution for an oxide semiconductor, forming an oxide semiconductor by oxidizing a portion of the precursor layer, and removing a remaining precursor layer except for the oxide semiconductor.05-26-2011
20120013876EXPOSURE APPARATUS AND EXPOSURE METHOD USING THE SAME - Provided are an exposure apparatus and an exposure method using the same. The exposure apparatus includes: a light source unit configured to emit light; a substrate stage supporting a substrate, the substrate comprising an exposure area and a non-exposure area; and a prism unit disposed between the light source unit and the substrate stage, the prism unit movable so as to transmit the light to the exposure area and to block the light from the non-exposure area.01-19-2012
20120088196EXPOSURE APPARATUS, EXPOSURE METHOD, AND BLIND FOR EXPOSURE APPARATUS - An exposure apparatus includes a mask, a substrate which passes through a region disposed below the mask while moving in a first direction, a light source unit disposed above the mask, where the light source irradiates light on the substrate through the mask, and at least one blind disposed below the light source unit, where the blind blocks the light irradiated from the light source unit, where a second direction is perpendicular to the first direction in a same plane as the first direction, the blind is a polyhedron having a width, a length and a thickness and is disposed such that a direction of the length is substantially parallel to the second direction, and the blind is rotatable around a rotation axis substantially parallel to the second direction, and where the width is greater than the thickness.04-12-2012

Patent applications by Chang-Hoon Kim, Asan-Si KR

Chang-Hoon Kim, Suwon-Si KR

Patent application numberDescriptionPublished
20110043662METHOD AND APPARATUS FOR CONTROLLING ZOOM USING TOUCH SCREEN - A method and apparatus for controlling zoom of a digital photographing apparatus using a touch screen. According to the method, a view angle may be modified by inputting a zooming gesture to the touch screen and zooming operation may be conveniently performed on a reproduced image.02-24-2011

Chang-Hoon Kim, Cheonan-Si KR

Patent application numberDescriptionPublished
20090273747LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display and a manufacturing method thereof, including: a first substrate; a thin film transistor formed on the first substrate; a pixel electrode connected to the thin film transistor; a second substrate facing the first substrate; a first spacer formed on the second substrate and overlapping the thin film transistor; a second spacer formed on the second substrate and overlapping the pixel electrode; a common electrode formed on the second substrate, the first spacer, and the second spacer; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the pixel electrode and the common electrode disposed on the second spacer form a storage capacitor.11-05-2009
20100149481MANUFACTURING METHOD OF MOLD AND METHOD FOR FORMING LIQUID CRYSTAL DISPLAY USING THE SAME - The present invention relates to a liquid crystal display (LDC) and in particular, a method of manufacturing a mold to be used in LCDs. The method includes the following steps: forming a first photosensitive film on a substrate; etching the substrate by using the first photosensitive film as a mask to form a first groove; removing the first photosensitive film; forming a second photosensitive film covering the first groove on the substrate; and etching the substrate by using the second photosensitive film as a mask to form a second groove. The method, according to embodiments of the invention, helps reduce the time and/or cost of manufacturing a liquid crystal display.06-17-2010
20100230679CONTACT PORTION OF WIRE AND MANUFACTURING METHOD THEREOF - A contact portion of wiring and a method of manufacturing the same are disclosed. A contact portion of wiring according to an embodiment includes: a substrate; a conductive layer disposed on the substrate; an interlayer insulating layer disposed on the conductive layer and having a contact hole; a metal layer disposed on the conductive layer and filling the contact hole; and a transparent electrode disposed on the interlayer insulating layer and connected to the metal layer, wherein the interlayer insulating layer includes a lower insulating layer and an upper insulating layer disposed on the lower insulating layer, the lower insulating layer is undercut at the contact hole, and the metal layer fills in the portion where the lower insulating layer is undercut.09-16-2010

Chang-Hoon Kim, Yongin-Si KR

Patent application numberDescriptionPublished
20080302760Method of forming a metal layer pattern having a nanogap and method of manufacturing a molecule-sized device using the same - A method of patterning a metal layer includes forming a first mask on a surface of the metal layer, the first mask having an opening through the first mask that exposes the metal layer, and forming a nanogap in the exposed metal layer using an ion beam directed through the opening. The first mask limits a lateral extent of the ion beam, and the nanogap has a width that is less than a width of the opening.12-11-2008

Chang-Hoon Kim, Chungcheongnam-Do KR

Patent application numberDescriptionPublished
20120086930PHOTOLITHOGRAPHY EXPOSURE APPARATUS HAVING BLINDING PLATES AND METHOD OF DRIVING THE SAME - An exposure apparatus includes a light source for providing bursts of photolithographic exposure light, a mask for applying a pattern to the photolithographic exposure light, a variable length blind for blocking parts of an exposure window from receiving the photolithographic exposure light and a blind driver for controllably driving the variable length blind. The blind includes a plurality of movable blocking plates. The blind driver includes a plurality of motors and a motor control unit which are structured to rapidly return one or more of the blocking plates through the exposure window in a time duration between the bursts of photolithographic exposure light so that a return stain is not formed on the substrate. In one embodiment, the substrate is a mother substrate having a plurality of LCD daughter substrates being formed thereon.04-12-2012