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Ji-Won Lee
Ji-Won Lee, Yongin-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090056795 | ELECTROLYTE FOR SOLAR CELL AND SOLAR CELL HAVING THE SAME - An electrolyte for a solar cell, includes a heat treatment product of an imidazole, a C1-C20 diiodoalkane, and iodine (I | 03-05-2009 |
| 20090173381 | GEL TYPE ELECTROLYTE FOR DYE SENSITIZED SOLAR CELL, METHOD OF PREPARING THE SAME, AND SOLAR CELL INCLUDING THE GEL TYPE ELECTROLYTE - A gel type electrolyte for a dye-sensitized solar cell including: phosphor particles or phosphor particles with metal oxide particles; a redox couple; and an organic solvent, a method of preparing the same, and a solar cell including the gel type electrolyte, which provide for a dye-sensitized solar cell that has long-term stability, excellent photoavailability, and high ionic conductivity. | 07-09-2009 |
| 20090173920 | BI-PHASE PLATINUM CATALYST, METHOD OF MANUFACTURING THE SAME, AND SOLAR CELL USING THE BI-PHASE PLATINUM CATALYST - A bi-phase platinum catalyst, a method of manufacturing the same, an electrode including the bi-phase platinum catalyst, and a solar cell including the electrode. The bi-phase platinum catalyst includes platinum particles and an amorphous metal oxide. | 07-09-2009 |
| 20110079274 | PHOTOELECTRIC CONVERSION DEVICE - A photoelectric conversion device designed according to a ratio of a line width to a pitch of a grid collector electrode is provided. The photoelectric conversion device includes a first substrate, a second substrate facing the first substrate, and a first electrode between the first substrate and the second substrate, the first electrode including a first grid electrode. A first ratio (W/P) of a line width of the first grid electrode to a pitch of the first grid electrode is configured in accordance with a photoelectric conversion efficiency of the photoelectric conversion device, thereby the photoelectric conversion device may have improved photoelectric conversion efficiency. | 04-07-2011 |
| 20110083727 | PHOTOELECTRODE FOR DYE SENSITIZED SOLAR CELL, METHOD OF MANUFACTURING THE SAME, AND DYE SENSITIZED SOLAR CELL USING THE SAME - A photoelectrode for a dye sensitized solar cell, a method of preparing the same, and a dye sensitized solar cell using the photoelectrode. The photoelectrode includes mesoporous titanium dioxide particles with an average particle diameter in a range of about 100 to about 2000 nm and a specific surface area in a range of about 150 to about 300 m | 04-14-2011 |
| 20110215282 | METHOD OF ADSORBING DYE TO METAL OXIDE PARTICLE BY USING SUPERCRITICAL FLUID - A method of adsorbing dye to a metal oxide particle by using a supercritical fluid, and a solar cell prepared using the method. | 09-08-2011 |
| 20110232763 | SPIROBIFLUORENE-BASED COMPOUND AND DYE-SENSITIZED SOLAR CELL USING THE SAME - A spirobifluorene-based compound and a dye-sensitized solar cell using the spirobifluorene-based compound as a dye. | 09-29-2011 |
| 20110240110 | RUTHENIUM COMPLEX AND DYE-SENSITIZED FUEL CELL USING THE SAME - A ruthenium complex having at least one selected from an alkyl thiophene unit and a unit in which thiophenes are linked to aromatic rings in the form of a pentagonal ring and a dye-sensitized solar cell using the same. | 10-06-2011 |
| 20110272007 | ELECTRODE FOR DYE SENSITIZED SOLAR CELL, METHOD OF MANUFACTURING THE SAME, AND DYE SENSITIZED SOLAR CELL USING THE ELECTRODE - An electrode for a dye sensitized solar cell, the electrode including platinum having a controlled surface roughness and a specific surface area of platinum, a method of manufacturing the electrode, and a dye sensitized solar cell having excellent photoelectric conversion efficiency by including the electrode. | 11-10-2011 |
| 20120006410 | DYE FOR DYE-SENSITIZED SOLAR CELLS, METHOD OF PREPARING THE SAME, AND SOLAR CELL INCLUDING THE DYE - A dye for dye-sensitized solar cells includes an organometallic complex represented by M(L) | 01-12-2012 |
Ji-Won Lee, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100182466 | IMAGE INTERPOLATION METHOD AND APPARATUS USING PATTERN CHARACTERISTICS OF COLOR FILTER ARRAY - An image interpolating method and apparatus, in which horizontal and vertical Differences of Absolute Inter-channel Differences (DAIDs) are calculated from a color filter array (CFA) image, and an unknown pixel is interpolated in horizontal and vertical directions estimated in consideration of the DAIDs of R, G, and B pixels. | 07-22-2010 |
| 20100261498 | Apparatus and method for controlling power in distributed multiple input multiple output wireless communication system - An apparatus is operable to control power of a base station in a distributed Multiple Input Multiple Output (MIMO) wireless communication system. At least one beamforming matrix is used for processing transmission signals to terminals included in a terminal set for a multiple access is determined. Minimum power values required for satisfying a minimum transmission rate of the terminals are determined. Whether optimum power values exist is determined using the minimum power values, the beamforming matrix, and a limit transmission power of the base station. When the optimum power values exist, transmission power values for respective terminals are determined in a range meeting the limit transmission power of the base station. | 10-14-2010 |
Ji-Won Lee, Suwon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090040419 | ELECTRON EMISSION DEVICE FOR BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - An electron emission display device is provided having a light source unit including a plurality of cathode electrodes and a plurality of gate electrodes crossing the plurality of cathode electrodes. The light source unit emits electrons corresponding to voltages of the gate electrodes and the cathode electrodes and allows the emitted electrons to collide with a phosphor on an anode electrode to emit light. A gate driver generates a gate signal and transmits the gate signal to at least one of the gate electrodes. A cathode driver generates a cathode driving signal corresponding to an image signal and transmits the cathode driving signal to the cathode electrode. The cathode driving signal is transmitted in a plurality of pulse waveforms within one vertical synchronization period. | 02-12-2009 |
Ji-Won Lee, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110301150 | SUBSTITUTED AZOLE DERIVATIVES, PHARMACEUTICAL COMPOSITION CONTAINING THE DERIVATIVES, AND METHOD FOR TREATING PARKINSON'S DISEASE USING THE SAME - Provided are a substituted azole derivative and pharmaceutically acceptable salts thereof, a pharmaceutical composition including an effective amount of the derivative, and a method for treating Parkinson's disease in a mammal including administering an effective amount of the compound to the mammal. The azole derivative of the following Formula (I) and pharmaceutically useful salts thereof have an efficacy against Parkinson's disease from inhibitory effects of the activity of MAO-B. | 12-08-2011 |
| 20120027207 | COMPOSITE MASKING SYSTEM AND METHOD FOR IMPROVING INVISIBILITY OF HIGH-DEFINITION VIDEO WATERMARKING - A composite masking system and method for improving the invisibility of high-definition video watermarking. The composite masking system includes a watermark generation module, a mask generation module, and watermark embedment means. The watermark generation module generates a basic watermark pattern using a private key, and generate a watermark pattern by repeatedly extending the basic watermark pattern. The mask generation module generates a Noise Visibility Function (NVF) mask using NVF masking means, an adaptive dithering mask using adaptive dithering masking means, and a contour mask using contour masking means. The watermark embedment means generates a composite mask by multiplying the NVF mask, the adaptive dithering mask and the contour mask together, multiplying the composite mask and the extended watermark pattern together, and embedding the result of the second multiplication in the luminance channel of an original image. | 02-02-2012 |
Ji-Won Lee, Seongnam-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20120002619 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING HARQ BURST - A method and apparatus for transmitting and receiving a Hybrid Automatic Repeat reQuest (HARQ) burst in a communication system are provided. A transmitter obtains at least one Protocol Data Unit (PDU) according to a decoding order of a receiver which supports a HARQ mode. The receiver controls an order of at least one HARQ burst using burst information including a HARQ Channel IDentifier (ACID). | 01-05-2012 |
Ji-Won Lee, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20120115511 | METHOD AND APPARATUS FOR LOCATION REGISTRATION UPDATE ON FAILURE TO INSERT SUBSCRIBER DATA IN MOBILE COMMUNICATION SYSTEM - A method for location registration update on failure to insert subscriber data caused by a location registration error in a mobile communication system, comprising (a) in the case of a change in subscriber data, a home location register transmitting the subscriber data to a first switching center in which location of a corresponding subscriber is registered, to request the first switching center to insert the subscriber data; (b) in the case of the first switching center's failure to insert the subscriber data, the home location register being notified of the failure; and (c) the home location register extracting a switching center group, to which the first switching center belongs, from a switching center group database for storing switching center data that is grouped according to geographical closeness, and transmitting a location registration update request signal to switching centers in the extracted group. | 05-10-2012 |