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Jong Jin Park

Jong Jin Park, Daejeon KR

Patent application numberDescriptionPublished
20110096528BACKLIGHT UNIT - There is provided a backlight unit.04-28-2011

Jong Jin Park, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20080290797Photosensitive semiconductor nanocrystals, photosensitive composition comprising semiconductor nanocrystals and method for forming semiconductor nanocrystal pattern using the same - An organic-inorganic hybrid electroluminescent device having a semiconductor nanocrystal pattern prepared by producing a semiconductor nanocrystal film using semiconductor nanocrystals, where the nanocrystal is surface-coordinated with a compound containing a photosensitive functional group, exposing the film through a mask and developing the exposed film11-27-2008
20100159219Negative pattern of carbon nanotubes and carbon nanotube composite comprising surface-modified carbon nanotubes - Disclosed herein are methods of making a negative pattern of carbon nanotubes or a polymerized carbon nanotube composite having an interpenetrating polymer network (IPN) by modifying the surfaces of the carbon nanotubes with polymerizable functional groups such as oxirane and anhydride groups and subjecting the surface-modified carbon nanotubes either to a photolithography process or to a heatcuring process. By virtue of the present invention, desired patterns of carbon nanotubes can be easily made on the surfaces of various substrates, and polymerized carbon nanotube composites improved in hardening properties can be made without additional polymers.06-24-2010

Patent applications by Jong Jin Park, Gyeonggi-Do KR

Jong Jin Park, Seoul KR

Patent application numberDescriptionPublished
20090015769Substrate for a liquid crystal display and a fabricating method thereof - A substrate for a liquid crystal display includes a black matrix on a substrate having first, second, third and fourth sub-pixel regions, wherein the black matrix includes first, second, third and fourth openings corresponding to the first, second, third and fourth sub-pixel regions, respectively, first, second and third color filter patterns corresponding to the first, second and third openings, respectively, a first planarization layer on the first, second and third color filter patterns and filling the fourth opening, and a second planarization layer on the first planarization layer.01-15-2009
20100037650APPARATUS FOR REFRIGERATION CYCLE AND REFRIGERATOR - Disclosed are a refrigeration-cycle apparatus including a plurality of evaporators having various temperature bands, and a refrigerator including a plurality of cooling compartments to enable stable and even cooling operations in various temperature bands with the use of the plurality of evaporators. The refrigeration-cycle apparatus and the refrigerator enable the individual operation of a part of the evaporators, thereby reducing the consumption of energy and enabling the accurate control of an interior temperature of the refrigerator. The refrigeration-cycle apparatus includes a compressor to compress and discharge a refrigerant, a condensing unit including at least one condenser to condense the refrigerant discharged from the compressor, a distributor to distribute the refrigerant condensed in the condensing unit, and a cold air generating unit including a plurality of evaporators each to evaporate the refrigerant distributed by the distributor, the evaporators being connected in series and parallel to one another and operated, respectively, to generate cold air having different temperature bands from one another.02-18-2010
20100100243REFRIGERATOR AND CONTROL METHOD FOR THE SAME - A refrigerator and a control method for the same are disclosed. Precise temperature control for plural cooling compartments can be achieved so that the cooling compartments can be respectively cooled down in various temperature zones, the temperature in the cooling compartments can be efficiently controlled, and a refrigerant does not remain in the system. Accordingly, the overall performance of the system is enhanced.04-22-2010

Patent applications by Jong Jin Park, Seoul KR

Jong Jin Park, Daejeon-Si KR

Patent application numberDescriptionPublished
20100073903BACKLIGHT UNIT - Provided is a backlight unit including a plurality of light guide plates that each include a first side surface having a housing groove, an upper surface extending from an edge of the first side surface, a flat lower surface facing the upper surface, and a second side surface facing the first side surface of an adjacent light guide plate, and are disposed in parallel; a plurality of light source units that are disposed in the housing grooves of the respective light guide plates; and a bottom case that houses the light guide plates and the light source units.03-25-2010

Jong Jin Park, Guri-Si KR

Patent application numberDescriptionPublished
20090021153Electroluminescent device and method for preparing the same - An electroluminescent device comprises a substrate, a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode, and including at least a light-emitting layer. A metal nano pattern which enables emission of polarized light is provided on one surface of at least one of the first electrode and the second electrode, wherein a grating period of the metal nano pattern satisfies the relation of Formula 1 below. A method of preparing the electroluminescent device comprises providing a substrate, first and second electrodes, and an organic layer including a light-emitting layer, with a metal nano pattern being provided on at least one of the first and second electrodes. Formula 1 is described in more detail in the description of the invention. The electroluminescent device can achieve emission of polarized light, without reforming materials used in forming the organic layer.01-22-2009
20090236983METHOD FOR PREPARING MULTILAYER OF NANOCRYSTALS, AND ORGANIC-INORGANIC HYBRID ELECTROLUMINESCENCE DEVICE COMPRISING MULTILAYER OF NANOCRYSTALS PREPARED BY THE METHOD - A method for preparing a multilayer of nanocrystals. The method includes the steps of (i) coating nanocrystals surface-coordinated by a photosensitive compound, or a mixed solution of a photosensitive compound and nanocrystals surface-coordinated by a material miscible with the photosensitive compound, on a substrate, drying the coated substrate, and exposing the dried substrate to UV light to form a first monolayer of nanocrystals, and (ii) repeating the procedure of step (i) to form one or more monolayers of nanocrystals on the first monolayer of nanocrystals. Further, an organic-inorganic hybrid electroluminescence device using a multilayer of nanocrystals prepared by the method as a luminescent layer. The luminescent efficiency and luminescence intensity of the electroluminescence device can be enhanced, and the electrical properties of the electroluminescence device can be controlled by the use of the multilayer of nanocrystals as a luminescent layer.09-24-2009

Patent applications by Jong Jin Park, Guri-Si KR

Jong Jin Park, Guri-Shi KR

Patent application numberDescriptionPublished
20080311513PHOTOSENSITIVE METAL NANOPARTICLE AND METHOD OF FORMING CONDUCTIVE PATTERN USING THE SAME - A photosensitive metal nanoparticle and a method of forming a conductive pattern using the same, wherein a self-assembled monolayer of a thiol compound or isocyanide compound having a terminal reactive group is formed on a surface of the metal nanoparticle and a photosensitive group is introduced to the terminal reactive group. The photosensitive metal nanoparticles can easily form a conductive film or pattern having excellent conductivity upon exposure to UV, and thus can be applied for antistatic washable sticky mats or shoes, conductive polyurethane printer rollers, electromagnetic interference shielding, etc.12-18-2008

Jong Jin Park, Anyang-Si KR

Patent application numberDescriptionPublished
20110157248IMAGE DISPLAY DEVICE AND DRIVING METHOD THEREOF - Disclosed is an image display device and its driving method, which facilitates to improve partial luminance in an image-display area by a local dimming method to partially control a backlight unit according to a display image, and simultaneously to reduce power consumption.06-30-2011