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Jaeseung

Jaeseung Choi, Suwon-Si KR

Patent application numberDescriptionPublished
20100238755SEMICONDUCTOR MEMORY DEVICE HAVING POWER SAVING MODE - A semiconductor memory device includes a memory cell array arranged in rows and columns, a row decoder and a control circuit. The row decoder drives word lines connected to the memory cell array by decoding a received row address and being synchronized with an internal clock signal. The control circuit receives a clock signal, a chip select signal and a mode signal, and generates the internal clock signal. The control circuit generates the internal clock signal so that the row decoder does not operate for a predetermined time in response to the chip select signal when the mode signal transitions from a power saving mode to a normal mode.09-23-2010

Jaeseung Hwang, Suwon-Si KR

Patent application numberDescriptionPublished
20100178714Method of forming magnetic memory device - There are provided a magnetic memory device and a method of forming the magnetic memory device. The method of forming the magnetic memory device includes sequentially forming a first magnetic conductor, a tunnel barrier layer, and a second magnetic conductor on a substrate, forming a mask pattern on the second magnetic conductor, performing a primary etching of the second magnetic conductor by using the mask pattern as an etching mask, forming at least one spacer on sidewalls of the second magnetic conductor formed by the primary etching, and performing a secondary etching of the first magnetic conductor by using the mask pattern and the at least one spacers as an etching mask.07-15-2010
20110049617SEMICONDUCTOR DEVICE - A semiconductor device is provided. The semiconductor device includes a substrate and a plurality of material layers. The substrate includes a concave portion having a bottom surface and a side surface, and a protruded portion extended from the side surface. The plurality of material layers have flat portions on the bottom surface and side portions extended over the side surface from the flat portions, and spaced from each other. Here, at least one of the sidewall portions of the material layers has a thickness greater than a thickness of the flat portions of the material layers.03-03-2011

Jaeseung Kim, Seoul KR

Patent application numberDescriptionPublished
20110178077Anti-infective compounds - The present invention relates to small molecule compounds and their use in the treatment of bacterial infections, in particular Tuberculosis.07-21-2011

Jaeseung Ko, Seoul KR

Patent application numberDescriptionPublished
20090196492Method, medium, and system generating depth map of video image - A method, medium, and system generating a depth map of a video image are provided. The depth map generating method extracts the ground of a video image other than an object from the video image, classifies the video image as a long shot image or a non-long shot image based on a distribution value of the extracted ground, calculates a depth value gradually varied along a predetermined direction of the extracted ground when the video image corresponds to the long shot image and calculates a depth value based on the object when the video image corresponds to the non-long shot image. Accordingly, a sense of space and perspective can be effectively given to even a long shot image in which the ground occupies a large part of the image and a stereoscopic image recognizable by a viewer can be generated even if rapid object change is made between scenes in a video image.08-06-2009

Jaeseung Lim, Kyounggi-Do KR

Patent application numberDescriptionPublished
20120121544Method for Efficiently Proliferating and Differentiating Natural Killer Cells from Umbilical Cord Blood - The present invention relates to a method for efficiently proliferating and differentiating natural killer cells (NK cells) from umbilical cord blood, more precisely a method for efficiently proliferating and differentiating natural killer cells from umbilical cord blood comprising the following steps: 1) preparing CD3 negative cells by eliminating CD3 positive T-cells from umbilical cord blood derived mononuclear cells; and 2) culturing the CD3 negative cells after treating various cytokines thereto. The present invention is advantageous in obtaining high purity NK cells in a short period of time by inducing NK cells from CD3 negative cells, compared with the conventional method inducing NK cells from haematopoietic stem cells, and in promoting NK cell proliferation and differentiation by treating different cytokines together, for example by the co-treatment of IL-15 and IL-21. That is, the method of the present invention can induce NK cells with increased anti-cancer cytotoxicity, so that it can be effectively used for anti-cancer cell therapy.05-17-2012