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Joo, Suwon-Si

Heung-Jin Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20100173479VARIABLE RESISTANCE MEMORY DEVICES AND METHODS OF FORMING VARIABLE RESISTANCE MEMORY DEVICES - Provided are variable resistance memory devices and methods of forming the variable resistance memory devices. The methods can include forming an etch stop layer on an electrode, forming a molding layer on the etch stop layer, forming a recess region including a lower part having a first width and an upper part having a second width by recessing the etch stop layer and the molding layer, and forming a layer of variable resistance material in the recess region.07-08-2010
20100181549Phase-Changeable Random Access Memory Devices Including Barrier Layers and Metal Silicide Layers - A PRAM device may include an insulating interlayer, a diode, a metal silicide layer, a barrier spacer, an outer spacer, a lower electrode, a phase-changeable layer and an upper electrode. The insulating interlayer may be formed on a substrate. The insulating interlayer may have a contact hole. The diode may be formed in the contact hole. The metal silicide layer may be formed on the diode. The barrier spacer may be formed on an upper surface of the metal silicide layer and a side surface of the contact hole. The outer spacer may be formed on the barrier spacer. The lower electrode may be formed on the barrier spacer. The phase-changeable layer may be formed on the lower electrode. The upper electrode may be formed on the phase-changeable layer.07-22-2010
20110188292VARIABLE RESISTANCE MEMORY, OPERATING METHOD AND SYSTEM - Provided is an operating method of a variable resistance memory device. The operating method applies a set pulse to a plurality of memory cells to be written in a set state, and applies a reset pulse to a plurality of memory cells to be written in a reset state. The width of the set pulse is narrower than the width of the reset pulse.08-04-2011
20110248235VARIABLE RESISTANCE MEMORY DEVICES AND METHODS FOR FABRICATING THE SAME - A nonvolatile memory device includes a substrate and a first insulating layer on the substrate. The first insulating layer includes a first opening therein. A lower electrode is provided in the first opening and protrudes from a surface of the first insulating layer outside the first opening. An electrode passivation pattern is provided on a sidewall of the lower electrode that protrudes from the surface of the first insulating layer. A second insulating layer is provided on the first insulating layer and includes a second opening therein at least partially exposing the lower electrode. A variable resistance material layer extends into the second opening to contact the lower electrode. The electrode passivation layer electrically separates the sidewall of the lower electrode from the variable resistance material layer. The electrode passivation pattern is formed of a material having an etching selectivity to that of the second insulating layer. Related fabrication methods are also discussed.10-13-2011
20110263093Methods of Forming Variable-Resistance Memory Devices and Devices Formed Thereby - Methods of forming a variable-resistance memory device include patterning an interlayer dielectric layer to define an opening therein that exposes a bottom electrode of a variable-resistance memory cell, on a memory cell region of a substrate (e.g., semiconductor substrate). These methods further include depositing a layer of variable-resistance material (e.g., phase-changeable material) onto the exposed bottom electrode in the opening and onto a first portion of the interlayer dielectric layer extending opposite a peripheral circuit region of the substrate. The layer of variable-resistance material and the first portion of the interlayer dielectric layer are then selectively etched in sequence to define a recess in the interlayer dielectric layer. The layer of variable-resistance material and the interlayer dielectric layer are then planarized to define a variable-resistance pattern within the opening.10-27-2011

Patent applications by Heung-Jin Joo, Suwon-Si KR

Jae Eun Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20120108839PROCESS FOR PREPARING PROSTAGLANDIN DERIVATIVES - The present invention relates to a process for preparing a prostaglandin derivative and an intermediate therefor. In accordance with the present invention, the prostaglandin F (PGF) derivative can be efficiently prepared with high purity by removing the protecting group of a protected prostaglandin E (PGE) derivative obtained from conjugate addition and then stereoselectively reducing the ketone group on the cyclopentanone ring of the PGE derivative.05-03-2012

Jae-Il Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20090024538METHOD FOR PROVIDING STOCK INFORMATION AND BROADCAST RECEIVING APPARATUS USING THE SAME - A method for providing stock information and a broadcast receiving apparatus using the method are provided. According to the method for providing stock information, stock information is received according to the RSS protocol, and the received information is displayed as display information on a display of the broadcast receiving apparatus.01-22-2009
20110115698DISPLAY APPARATUS, TERMINAL, AND IMAGE DISPLAY METHOD - A display apparatus includes a display unit; a communication unit which communicates with a terminal which displays a personal image provided to the terminal, the terminal being one of a plurality of terminals; and a controller controls the display unit to display a sharing image shared among users of the plurality of terminals on the display unit and changes the sharing image displayed on the display unit in accordance with an input received from the terminal. Accordingly, there is provided a display apparatus which provides a video interface including a sharing image and a personal image, a terminal and an image display method.05-19-2011
20110115818DISPLAY APPARATUS, CLIENT, IMAGE DISPLAY SYSTEM INCLUDING THE SAME, AND IMAGE DISPLAYING METHOD - Disclosed are a display apparatus, a client, an image display system including the same, and an image display method. The display apparatus includes a communication unit which communicates with at least one client; and a controller which receives server software for displaying a sharing image and at least one personal image from an exterior server, and executes the server software so that the sharing image is displayed on one of the display unit and the at least one client and the at least one personal image is displayed on the other of the display unit and the at least one client.05-19-2011

Patent applications by Jae-Il Joo, Suwon-Si KR

Jai-Hwan Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20100003583SECONDARY BATTERY HAVING ELECTROLYTE INJECTION HOLE AND METHOD OF FABRICATING THE SAME - A secondary battery including a cap assembly, the cap assembly including a cap plate having an electrolyte injection hole. The electrolyte injection hole includes a tapered portion having a roughened surface. The secondary battery further includes a sealing member located in the electrolyte injection hole, to seal the electrolyte injection hole. The sealing member includes a cap and a resin coated on the cap.01-07-2010

Jong-Hwa Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20120045251Charging apparatus using charging tube and image forming apparatus having the same - A charging apparatus including a charging tube which has an outer surface contacting a photoconductive medium and electrically charges a surface of the photoconductive medium, a shaft which is disposed in the charging tube and to which a charging voltage is applied, and a conductive member which is connected to the shaft and contacts an inner surface of the charging tube. A friction coefficient between the conductive member and the inner surface of the charging tube may be less than a friction coefficient between the photoconductive medium and the outer surface of the charging tube, so that a slip phenomenon of the charging tube is prevented.02-23-2012

Kyung Joong Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20110014758Semiconductor device and method of manufacturing the same - Example embodiments are directed to a method of manufacturing a semiconductor device and a semiconductor device including a substrate including a plurality of active regions and a plurality of isolation regions between adjacent active regions, each active region including a groove, a bottom surface of the groove being below an upper surface of the active region.01-20-2011

Mi-Young Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20090167957Video signal processing device and method of processing gradation - Disclosed is a video signal processing device and a method of processing gradation capable of improving the contrast ratio and the user satisfaction of a plasma display device. The video signal processing device includes a position detecting unit for detecting positions of pixels to be displayed in a frame, a sub region detecting unit for detecting a central region including a reference point formed of at least one pixel in the frame and sub regions surrounding the central region, and a compensating unit for differently compensating brightness of pixels positioned in the sub regions and brightness of pixels positioned in the central unit.07-02-2009

Seong Soo Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20100190729Composition for treating atopic dermatitis comprising hirsutanonol or oregonin as an active ingredient - The present invention relates to a composition for treating atopic dermatitis comprising hirsutanonol as an active ingredient. Hirsutanonol or oregonin as the active ingredient of the present composition decreases the number of eosinophil increased in atopic dermatitis and regulates expression amounts of immune regulatory cytokines, IL-4, IL-5, IL-10 and IL-13 associated with atopic dermatitis. In addition, hirsutanonol and oregonin increase MBD (mouse beta-defensin)-1, MBD-2 and MBD-3 expression and decrease COX-2 and iNOS expression in mouse animal model of atopic dermatitis. Hirsutanonol and oregonin as the active ingredient of the present composition could be effectively used in drugs, cosmetics and foods for treating atopic dermatitis.07-29-2010
20100190862Composition for treating atopic dermatitis comprising hirsutenone as an active ingredient - The present invention relates to a composition for treating atopic dermatitis comprising hirsutenone as an active ingredient. Hirsutenone as the active ingredient of the present composition decreases the number of eosinophil and the level of IgE increased in atopic dermatitis and remarkably reduces expression amounts of immune regulatory cytokine (e.g., IL-4, IL-5 and IL-13) associated with atopic dermatitis. In addition, hirsutenone decreases COX-2 and iNOS expression. Hirsutenone as the active ingredient of the present composition could be effectively used in drugs, cosmetics and foods for treating atopic dermatitis or relieving a symptom of atopic dermatitis.07-29-2010

Soo-Kyung Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20110194850WIDE DYNAMIC RANGE HARDWARE APPARATUS AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A wide dynamic range (WDR) hardware apparatus and a photographing apparatus including the WDR hardware apparatus are provided where the WDR unit applies weight coefficients to a luminance signal of a small size image having a first exposure time and a luminance signal of a small size image having a second exposure time longer than the first exposure time. The system combines the luminance signals applied weight coefficients, applies weight coefficients to a luminance signal of an original size image having the first exposure time and a luminance signal of an original size image having the second exposure time, and combines the luminance signals applied weight coefficients.08-11-2011

Sun-Kyu Joo, Suwon-Si KR

Patent application numberDescriptionPublished
20120098799DISPLAY APPARATUS - A display apparatus includes a first substrate, a second substrate with a liquid crystal layer disposed between the first and second substrates, a first spacer, and a second spacer. The first substrate includes a display area and a peripheral area. The first spacer is arranged in the peripheral area to maintain a distance between the first and second substrates, and the second spacer is arranged in the display area. A driving circuit includes a first signal line, a second signal line insulated from the first signal line, a protective layer, and a bridge electrode. The protective layer has a first contact hole exposing a portion of the first and second signal lines. The peripheral area includes a contact area corresponding to the first contact hole and a non-contact area proximal to the contact area. The first spacer is disposed in the non-contact area.04-26-2012
20120099042THIN FILM TRANSISTOR ARRAY PANEL, LIQUID CRYSTAL DISPLAY, AND MANUFACTURING METHOD THEREOF - Provided are a thin film transistor display panel, a liquid crystal display, and a manufacturing method therefor, that can prevent errors or omissions in rubbing due to a step between a pixel electrode and a data line, and the resulting light leakage, as well as increase the effective area ratio of a spacer and prevent shorts from occurring during at least some repair processes. The thin film transistor array panel includes: a first substrate; a gate line and a data line formed on the first substrate; a step preventing member formed on the data line to at least partially fill a volume positioned between the data line and a pixel electrode; and a spacer formed on the first substrate, wherein the spacer and the step preventing member comprise the same material.04-26-2012