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Do-Yun

Do-Yun Kim, Suwon-Gyeonggi-Do KR

Patent application numberDescriptionPublished
20110085108OPTICAL DEVICE, AND BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - An optical device which maintains luminance characteristics to the greatest extent, improves light-collecting effects, and realizes a wide viewing angle, and a backlight unit and an LCD including the same. The optical device includes a light-transmitting base film. A plurality of convex portions is formed on at least one surface of the base film, and microscopic optical patterns have peaks and valleys, which abut each other, on part of the convex portions. Alternatively, a plurality of third fine optical patterns is formed on at least one surface of the base film. A portion of each third fine optical patterns abutting the base film forms a figure having long and short axes. Each of the third fine optical patterns has a peak with a height that decreases from the center to both ends thereof along the long axis.04-14-2011

Do-Yun Kim, Yongin-Si KR

Patent application numberDescriptionPublished
20110081581ORGANIC ELECTROLYTIC SOLUTION WITH SURFACTANT AND LITHIUM BATTERY EMPLOYING THE SAME - An organic electrolytic solution and a lithium battery employing the same are provided. The organic electrolytic solution includes a lithium salt, an organic solvent containing a first solvent having a high dielectric constant and a second solvent having a low boiling point, and a surfactant including a hydrophobic portion having an aromatic group. The organic electrolytic solution effectively prevents the electrolytic solution from contacting the anode, thereby suppressing side reactions on the anode surface and improving discharge capacity, charge/discharge efficiency, lifespan, and battery reliability.04-07-2011

Do-Yun Kim, Seoul KR

Patent application numberDescriptionPublished
20110065176HUMAN MONOCLONAL ANTIBODY NEUTRALIZING VASCULAR ENDOTHELIAL GROWTH FACTOR RECEPTOR AND USE THEREOF - The present invention relates to human monoclonal antibodies neutralizing vascular endothelial growth factor receptor and the use thereof. More specifically, relates to human ScFv molecules neutralizing vascular endothelial growth factor receptor, and a composition for inhibiting angiogenesis and a composition for treating cancer, which contain the human ScFv molecules. The disclosed monoclonal antibody neutralizing vascular endothelial growth factor receptor shows excellent neutralizing ability in living cells, compared to that of a commercially available antibody against vascular endothelial growth factor receptor, and shows the ability to neutralize vascular endothelial growth factor receptor not only in humans, but also in mice and rats. Thus, the monoclonal antibody will be useful in anticancer studies and will be highly effective in cancer treatment.03-17-2011

Do-Yun Kim, Hwaseong-Si KR

Patent application numberDescriptionPublished
20100134471Output driving circuits of output buffers for source driver integrated circuits - An output driving circuit is provided that may reduce power consumption by decreasing static current leakage in a liquid crystal display device. The output driving circuit of an output buffer of a source driver integrated circuit may include: an output driving unit including a pull-up transistor and a pull-down transistor coupled to a source line driving signal output terminal; and a sub output driving unit configured to perform an output driving operation together with the output driving unit during a normal operation period of an active horizontal synchronization signal and configured to be disabled during a period in which the horizontal synchronization signal is inactive in response to a control signal, in order to reduce static current leakage flowing through the output driving circuit. Current leakage is reduced in the inactive period of a horizontal synchronization signal in an output driving circuit, thereby reducing power consumption of a liquid crystal display device.06-03-2010

Do-Yun Kim, Daejeon-Si KR

Patent application numberDescriptionPublished
20080199757POLYMER COMPRISING TERMINAL SULFONIC ACID GROUP, AND POLYMER ELECTROLYTE AND FUEL CELL USING THE SAME - The present invention is related to a polymer comprising terminal sulfonic acid groups, which has a high ionic conductivity and good structural stability, does not decompose even under low humidity conditions, and is inexpensive to produce. Furthermore, the present invention is related to a polymer electrolyte and a fuel cell using the same. The polymer of the present invention has a substituent comprising a terminal sulfonic acid group comprising Formula (1) at a side chain:08-21-2008

Do-Yun Lee, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20090316502SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF - There is provided a semiconductor memory device including: a source strobe signal generating unit configured to generate a source strobe signal having a first or a second activation width corresponding to a normal mode and a bank grouping mode; a final strobe signal generating unit configured to, in the normal mode, expand the first activation width and generate a final strobe signal having the expanded first activation width, and in the bank grouping mode, maintain the second activation width and generate the final strobe signal having the second activation width; and a sense amplifying unit configured to sense, amplify and output data applied through a data line in response to the final strobe signal.12-24-2009
20100033234INTERNAL VOLTAGE GENERATION CIRCUIT AND METHOD THEREOF - An internal voltage generation circuit includes a level detection unit configured to generate a detection voltage corresponding to a voltage level difference between a reference voltage with an internal voltage, an oscillation signal generation unit configured to generate an oscillation signal having a period corresponding to a voltage level of the detection voltage, and an internal voltage generation unit configured to generate the internal voltage in response to the oscillation signal.02-11-2010

Patent applications by Do-Yun Lee, Gyeonggi-Do KR