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Ji-Su
Ji Su Jang, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20090105946 | METHOD FOR PROVIDING NAVIGATION BACKGROUND INFORMATION AND NAVIGATION SYSTEM USING THE SAME - A navigation system, including: a peak point database storing corresponding location information for each peak identifier (ID); a distance/angle computation unit computing distance information and angle information between a vehicle and a peak by referring to the peak point database and current location information of the vehicle; an image loading unit loading an image corresponding to the peak ID from a predetermined image database, when the computed distance information and angle information are included in a predetermined distance range and a predetermined visual field angle; an image control unit controlling the loaded image based on a distance between the vehicle and the peak; and a background information generation unit generating navigation background information including the controlled image. | 04-23-2009 |
Ji Su Jeong, Yuseong-Gu KR
| Patent application number | Description | Published |
|---|---|---|
| 20110207909 | Catalytic System of Nitrate Anions for CO2/ Epoxide Copolymerization - This invention relates to a Salen type ligand including three or more quaternary ammonium salts of nitrate anions, to a trivalent metal complex compound prepared from this ligand and a method of preparing the same, to a method of preparing polycarbonate by copolymerizing an epoxide compound and carbon dioxide using the complex compound as a catalyst, and to a method of separating and collecting the catalyst from the copolymer after copolymerization. This catalyst used to copolymerize an epoxide compound and carbon dioxide can be more simply prepared, and has lower catalyst preparation and recovery costs, and higher activity, compared to conventional catalysts. | 08-25-2011 |
Ji Su Kim, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100139513 | METHOD FOR FORMING FINE PATTERNS - A method for forming fine patterns includes (S | 06-10-2010 |
| 20100179294 | ALKALI-SOLUBLE RESIN AND NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME - A heat-curable ink composition and a color filter produced using the ink composition are provided. The ink composition and the color filter are highly resistant to heat and chemicals due to the use of a polyester resin prepared by polycondensation. In addition, unreacted anhydride groups are removed using a monohydric alcohol in the preparation of the ink composition to make the ink composition and the color filter very stable during storage. | 07-15-2010 |
Ji-Su Ahn, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090189160 | THIN FILM TRANSISTOR, METHOD OF FABRICATING THE SAME, AND ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE HAVING THE TFT - A thin film transistor (TFT), a method of fabricating the same, and an organic light emitting diode (OLED) display device having the TFT, the TFT including a substrate, a gate electrode disposed on the substrate, a gate insulating layer disposed on the gate electrode, a semiconductor layer disposed on the gate insulating layer and crystallized using a metal catalyst, and source and drain electrodes disposed on the semiconductor layer and electrically connected to source and drain regions of the semiconductor layer. A second metal is diffused into a surface region of the semiconductor layer, to getter the metal catalyst from a channel region of the semiconductor layer. The second metal can have a lower diffusion coefficient in silicon than the metal catalyst. | 07-30-2009 |
Ji-Su Jung, Goesan-Gun KR
| Patent application number | Description | Published |
|---|---|---|
| 20100151796 | TERMINAL DEVICE AND METHOD FOR TRANSCEIVING DATA THEREOF - A terminal device and a data transceiving method are provided. The terminal device includes a sensing unit which senses a momentum of the terminal device, an interface unit which receives a momentum from at least one external device, and a control unit which performs one of a data receiving operation, a data transmitting operation, and a data transceiving operation with the at least one external device depending on a comparison value obtained from a comparison of the sensed momentum with the received momentum to allow two devices to exchange data more easily. | 06-17-2010 |
| 20110202838 | APPARATUS AND METHOD FOR PROVIDING USER INTERFACE - A method of providing a user interface, including receiving a motion signal from a pointing device including a pointing function for moving a pointer, while the pointer is not generated on a display screen; generating the pointer when it is determined, based on the received motion signal, that the pointing device is moved in a predetermined form; displaying the generated pointer on the display screen; and providing a menu on at least one corner of the display screen. | 08-18-2011 |
Ji-Su Kang, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20110231467 | MONTGOMERY MULTIPLIER HAVING EFFICIENT HARDWARE STRUCTURE - A radix-2k Montgomery multiplier including an input coefficient generation unit to receive a multiplier, a multiplicand, a modulus, a sum and a previous sum, to generate and to output a partial product and a multiple modulus by using at least one of the multiplier, the multiplicand, the modulus and the sum, and to divide and to output the received previous sum into units of k bits, an accumulator circuit to receive the partial product, the multiple modulus and k bits of the previous sum from the input coefficient generation unit, and to generate and to output a carry and a sum by summing the partial product, the multiple modulus and the previous sum, and a carry propagation adder (CPA) circuit to generate and to output an ultimate sum by using the carry and the sum. | 09-22-2011 |
Ji-Su Kim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20090323405 | Controlled Value Reference Signal of Resistance Based Memory Circuit - Systems and methods of controlled value reference signals of resistance based memory circuits are disclosed. In a particular embodiment, a circuit device is disclosed that includes a first input configured to receive a reference control signal. The circuit device also includes an output responsive to the first input to selectively provide a controlled value reference voltage to a sense amplifier coupled to a resistance based memory cell. | 12-31-2009 |
Ji-Su Kim, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100126367 | Method for etching glass or metal substrates using negative photoresist and method for fabricating cliche using the same - The present invention relates to a method for etching glass or metal using a negative photoresist and a method for fabricating a cliche using the same. In the method for etching glass or metal according to the present invention, since adhesion strength between the negative photoresist and the metal or the metal oxide is excellent, the photoresist layer is not corroded by the metal or metal oxide etching solution, it is unnecessary to produce an inverse photomask, the fabrication process is simple, and a low resolution light source such as mixed wavelength type light source is capable of being used, thus, economic efficiency is ensured. | 05-27-2010 |
| 20100136301 | INK COMPOSITION ROLL FOR PRINTING - The present invention provides an ink composition for roll printing, which comprises one or more first fluorine surfactants that comprise a hydrophilic component, a lipophilic component, and a fluorine component; and one or more second fluorine surfactants that comprise a fluorine component, and any one of a hydrophilic component and a lipophilic component. | 06-03-2010 |