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Ho Seok
Ho Seok Choi, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100110214 | Exposure apparatuses and methods to compress exposure data - A method to compress exposure data may include converting image data into a plurality of exposure data, generating new exposure data by combining part of the plurality of exposure data or by excluding part of the plurality of exposure data, and compressing the new exposure data. An exposure apparatus may include a conversion unit that converts image data into a plurality of exposure data, a control unit that generates new exposure data by combining part of the plurality of exposure data or by excluding part of the plurality of exposure data, and a compression unit that compresses the new exposure data. | 05-06-2010 |
| 20100208222 | Exposure apparatus and method to measure beam position and assign address using the same - An exposure apparatus and a method to measure a beam position and assigning an address using the same are disclosed. The exposure apparatus includes a Digital Micromirror Device (DMD) having a plurality of micromirrors, each micromirror to modulate light projected from a light source and project a modulated DMD beam onto an exposed surface, a measurement mask to measure positions of the DMD beams projected onto the exposed surface, a sensor to detect light intensities of the DMD beams measured by the measurement mask, and a controller to determine the positions of the DMD beams according to the detected light intensities. | 08-19-2010 |
| 20110157569 | Maskless exposure apparatus and control method thereof - Example embodiments are directed to a maskless exposure apparatus that generates and/or corrects exposure data using at least one information of intensity information, central position information, focus information, and/or shape information of a plurality of beams acquired using a measurement optical system, and a control method thereof. The maskless exposure apparatus includes the measurement optical system including a photo sensor and an image sensor, and a control unit configured to generate and/or correct the exposure data using the information acquired by the measurement optical system. | 06-30-2011 |
| 20110273690 | Maskless exposure apparatus and method of alignment for overlay in maskless exposure - Example embodiments are directed to a maskless exposure device and an alignment method. The alignment method performs an overlay of each layer of a plurality of layers on a substrate using a virtual mask in a maskless exposure technique. The maskless exposure device and the alignment method use a virtual mask instead of a physical mask used in a conventional mask exposure, a virtual target mark instead of an alignment mark used in the conventional mask exposure, and perform an overlay per layer, such that the deposition exposure can be achieved in the maskless exposure. | 11-10-2011 |
Ho Seok Em, Icheon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110157968 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device measures a leakage current generated when a unit cell is accessed during a test process. The semiconductor memory device includes a unit cell configured to include a memory element, a word line configured to be coupled to one end of the unit cell, and a bit line configured to be coupled to the other end of the unit cell. In a normal operation, a current signal flows from the bit line to the word line through the unit cell such that data stored in the memory element is read. In a test operation, the word line is deactivated and a read operation is carried out such that data stored in the memory element is read. | 06-30-2011 |
| 20110182114 | SEMICONDUCTOR MEMORY DEVICE AND CONTROL METHOD THEREOF - A semiconductor memory device substantially prevents a faulty operation from being generated in a read operation, and increases the operation reliability. The semiconductor memory device includes a cell array configured to include a memory element having a different resistance value in response to data, a sense-amp configured to sense and amplify the data, a global bit line configured to couple the sense-amp to a cell array, and a discharge unit configured to discharge the global bit line prior to execution of a read operation. | 07-28-2011 |
| 20110316604 | INPUT BUFFER CIRCUIT - An input buffer circuit for use in a semiconductor device includes a comparator configured to compare a reference voltage with a voltage of an input signal, and output the result of comparison, an activation unit configured to control an activation state of an input buffer in response to an enable signal, a skew adjusting unit configured to change an amount of a current flowing in the comparator in response to one or more skew adjusting signals, and a control signal generator configured to control the enable signal and the skew adjusting signal in response to one or more calibration codes and an input control signal. | 12-29-2011 |
Ho Seok Lee, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20120056137 | Apparatus for and Method of Preparing Titanium Dioxide Sol and Paste Composition Using the Same - An apparatus for preparing a titanium dioxide (TiO | 03-08-2012 |
Ho Seok Park, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100317790 | GRAPHENE COMPOSITE NANOFIBER AND PREPARATION METHOD THEREOF - Disclosed are a graphene composite nanofiber and a preparation method thereof. The graphene composite nanofiber is produced by dispersing graphenes to at least one of a surface and inside of a polymer nanofiber or a carbon nanofiber having a diameter of 1˜1000 nm, and the graphenes include at least one type of monolayer graphenes, and multilayer graphenes having a thickness of 10 nm or less. The graphene composite nanofiber can be applied to various industrial fields, e.g., a light emitting display, a micro resonator, a transistor, a sensor, a transparent electrode, a fuel cell, a solar cell, a secondary cell, and a composite material, owing to a unique structure and property of graphene. | 12-16-2010 |
Ho Seok Yang, Seo-Gu KR
| Patent application number | Description | Published |
|---|---|---|
| 20090098456 | Non-aqueous electrolyte solution and lithium secondary battery including the same - A non-aqueous electrolyte solution, including a lithium salt, an organic solvent, one or more succinic acid anhydride compounds, and one or more trialkylsilyl borate compounds. | 04-16-2009 |
| 20120007019 | WET ETCHING SOLUTION - A wet etching solution includes hydrogen fluoride in an amount of about 0.1% to about 3% by weight of the etching solution, an inorganic acid in an amount of about 10% to about 40% by weight of the etching solution, the inorganic acid being one or more of nitric acid, sulfuric acid, and/or hydrochloric acid, a nonionic surfactant in an amount of about 0.0001% to about 5% by weight of the etching solution, the surfactant including one or ore of alkylphenol ethoxylate and/or ammonium lauryl sulfate, and water. | 01-12-2012 |
Ho Seok Yang, Daejeon-Si KR
Ho-Seok Em, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20100149860 | PHASE-CHANGE MEMORY DEVICE - A phase-change memory device performs a buffer program operation in response to a buffer program command sequence. The phase-change memory device includes a page buffer unit configured to store a plurality of input data corresponding to a word count value of a buffer program command sequence and selectively output the stored input data in response to a selection signal, and a page buffer control unit configured to generate the selection signal determined by counting a value representing the word count value. | 06-17-2010 |
Ho-Seok Han, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20080303972 | Liquid crystal display - Provided are a liquid crystal display (LCD) that has a reduced cost due to an increase in the thickness of the FPC board included of the display. The liquid crystal display includes a liquid crystal panel, a first housing having a first side and a second side and a plurality of sides, the liquid crystal panel being accommodated on the first side, a flexible printed circuit board having a first side in contact with the liquid crystal panel, and a second side disposed adjacent to the second side of the first housing, a second housing having a bottom, an opening, and a plurality of sides extending from the bottom to define a cavity, wherein the plurality of sides are fastened to the first housing, further wherein the opening is formed through the bottom to expose at least a portion of the flexible printed circuit board, and a reflective sheet disposed on a interior surface of the bottom. | 12-11-2008 |
| 20110164199 | LIQUID CRYSTAL DISPLAY WITH HOUSING EXPOSED FLEXIBLE PRINTED CIRCUIT - Provided are a liquid crystal display (LCD) that has a reduced cost due to an increase in the thickness of the FPC board included of the display. The liquid crystal display includes a liquid crystal panel, a first housing having a first side and a second side and a plurality of sides, the liquid crystal panel being accommodated on the first side, a flexible printed circuit board having a first side in contact with the liquid crystal panel, and a second side disposed adjacent to the second side of the first housing, a second housing having a bottom, an opening, and a plurality of sides extending from the bottom to define a cavity, wherein the plurality of sides are fastened to the first housing, further wherein the opening is formed through the bottom to expose at least a portion of the flexible printed circuit board, and a reflective sheet disposed on a interior surface of the bottom. | 07-07-2011 |
Ho-Seok Hwang, Calgary CA
| Patent application number | Description | Published |
|---|---|---|
| 20110319149 | Accurate Marketing System - A community portal website system composed of multilevel community portal websites, employing a precision marketing method to pay resident members to look at advertisements placed by business members. Business members are able to specify a campaign period, a prepaid budget balance, and target consumer characteristics for the viewers of an advertisement. Resident members are paid by business members both directly and indirectly. Resident members who match the target consumer characteristics will be directly paid a fee for accessing an advertisement for a predetermined viewing time. Resident members are also paid indirectly by business members by means of a lottery fund. Business members contribute to the lottery fund every time their advertisements are viewed by resident members. A winner of the lottery fund is drawn regularly by the licensor or licensee, and the grand prize winner is paid a substantial amount. | 12-29-2011 |
Ho-Seok Kim, Nam-Ku, Pohang KR
| Patent application number | Description | Published |
|---|---|---|
| 20090126837 | COLD ROLLED STEEL SHEET HAVING SUPERIOR FORMABILITY AND HIGH YIELD RATIO, PROCESS FOR PRODUCING THE SAME - Disclosed herein is a Nb—Ti composite IF steel in which fine precipitates, such as CuS precipitates, having a size of 0.2 μm or less are distributed. The distribution of fine precipitates in the Nb—Ti composite IF steel enhances the yield strength and lowers the in-plane anisotropy index. The nanometer-sized precipitates allow the formation of minute crystal grains. As a result, dissolved carbon is present in a larger amount in the crystal grain boundaries than within the crystal grains, which is advantageous in terms of room-temperature non-aging properties and bake handenability. | 05-21-2009 |
Ho-Seok Lee, Anyang-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20080285515 | METHOD AND APPARATUS FOR SCANNING FOR AN IDLE CHANNEL IN A FREQUENCY ENVIRONMENT - An idle channel scanning method and apparatus are provided. The method of scanning for an idle channel via a device communicating with a plurality of peripheral devices in the same frequency environment includes: allocating at least one of all frequency channels of the frequency environment to each peripheral device of the plurality of peripheral devices; requesting the plurality of peripheral devices a state of the frequency channels allocated to each peripheral device; and receiving information on the frequency channel state scanned by the plurality of peripheral devices in response to the request for the state of the frequency channels allocated. | 11-20-2008 |
| 20080293365 | METHOD AND APPARATUS FOR MEASURING STATE OF PLURALITY OF CHANNELS AND FOR SELECTING IDLE CHANNEL - A method of measuring a state of a plurality of channels is provided. The method includes transmitting to a second device test signal information needed to transmit/receive a test signal for measuring the state of the plurality of channels; receiving an information received response from the second device, indicating that the second device has received the test signal; if the information received response is received, transmitting the test signal to the second device, using the test signal information, via the plurality of channels; and receiving from the second device the state information regarding the plurality of channels which has been measured by using the test signal. | 11-27-2008 |
| 20090017828 | METHOD OF MERGING CELLS IN COGNITIVE RADIO - A method of merging cells in cognitive radio is provided. The method includes: requesting base stations to merge cells, measuring service ranges of the merged cells using the base stations, and exchanging cell-merging information between the base stations. | 01-15-2009 |
| 20090042510 | APPARATUS AND METHOD OF TRANSMITTING DATA WHILE SCANNING INCUMBENT USER - An apparatus and a method of transmitting data while scanning an incumbent user are provided. The method includes dividing each of channels of a frame into sub-channels, and selecting sub-channels to scan the incumbent user among the divided sub-channels. | 02-12-2009 |
| 20110218008 | METHOD AND APPARATUS FOR MEASURING STATE OF PLURALITY OF CHANNELS AND FOR SELECTING IDLE CHANNEL - A method of measuring a state of a plurality of channels is provided. The method includes transmitting to a second device test signal information needed to transmit/receive a test signal for measuring the state of the plurality of channels; receiving an information received response from the second device, indicating that the second device has received the test signal; if the information received response is received, transmitting the test signal to the second device, using the test signal information, via the plurality of channels; and receiving from the second device the state information regarding the plurality of channels which has been measured by using the test signal. | 09-08-2011 |
Ho-Seok Lee, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090184639 | Plasma display panel - A plasma display panel (PDP) including: a pair of substrates facing each other; a plurality of discharge electrodes disposed on inner surfaces of the substrates; a dielectric layer covering the discharge electrodes; and barrier ribs disposed between the substrates to form discharge spaces therebetween, wherein the substrates are partitioned into a display area displaying an image and a non-display area extended from the display area, and the barrier ribs include a plurality of first barrier ribs disposed in the display area and a plurality of second barrier ribs disposed in the non-display area, and the thickness of the dielectric layer in the non-display area in which the second barrier ribs are disposed is smaller than the thickness of the dielectric layer in the display area in which the first barrier ribs are disposed. | 07-23-2009 |
Ho-Seok Yang, Uiwang-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090023075 | Nonaqueous electrolyte including Diphenyl ether and lithium secondary battery using thereof - A non-aqueous electrolyte for a lithium secondary battery includes a lithium salt, a basic organic solvent including a carbonate-based solvent, and a halogenated diphenyl ether compound represented by Formula 1: | 01-22-2009 |
| 20100035436 | Composition for etching silicon oxide layer, method for etching semiconductor device using the same, and composition for etching semiconductor device - A composition for etching a silicon oxide layer, a method of etching a semiconductor device, and a composition for etching a semiconductor device including a silicon oxide layer and a nitride layer including hydrogen fluoride, an anionic polymer, and deionized water, wherein the anionic polymer is included in an amount of about 0.001 to about 2 wt % based on the total weight of the composition for etching a silicon oxide layer, and an etch selectivity of the silicon oxide layer with respect to a nitride layer is about 80 or greater. | 02-11-2010 |