Hyo-Sun
Hyo-Sun Choi, Suwon-Si KR
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20160048298 | METHOD OF PROCESSING CONTENT AND ELECTRONIC DEVICE THEREOF - A method of operating an electronic device is provided. The method includes selecting at least one particular location in content displayed on a display, identifying text included in the at least one particular location, and executing at least one program based on the text. | 02-18-2016 |
Hyo-Sun Hwang, Bucheon-Si KR
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20090019275 | Secure Boot Method and Semiconductor Memory System Using the Method - A semiconductor memory system includes an external memory, an internal memory, and a one-time programmable (OTP) memory. The external memory includes a kernel, a public key, first boot information used to authenticate the public key and generate a test secret key, and a second boot loader verifying integrity of the kernel. The internal memory includes a first boot loader that verifies integrity of the second boot loader and generates the test secret key. The OTP memory includes second boot information generated using the public key and a secret key. Since the secure boot method and the semiconductor memory system using the method do not need an additional OTP memory to store a secret key unlike conventional technology, the capacity and recording time of the OTP memory can be reduced to about half compared to the conventional technology. | 01-15-2009 |
20150222434 | CRT-RSA ENCRYPTION METHOD AND APPARATUS - CRT-RSA encryption methods and apparatuses are disclosed. The CRT-RSA encryption method includes: calculating first parameter information and second parameter information used in a modular exponential calculation process based on a modular calculation result of a secret key that is obtained using Euler's phi function with respect to two different prime numbers calculated from the public key; performing a modular exponential calculation with respect to a next block based on calculation information of a previous block, in a block unit divided respectively from the first parameter information and the second parameter information; and calculating an encryption process based on a CRT calculation by using the modular exponential calculation results. | 08-06-2015 |
Hyo-Sun Hwang, Gyeonggi-Do KR
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20130266141 | MOBILE DEVICE, METHOD OF PROCESSING AN INPUT IN A MOBILE DEVICE AND ELECTRONIC PAYMENT METHOD USING A MOBILE DEVICE - Handheld wireless communications devices include a data input device, which is configured to receive first input data provided by a user, a main processor and a security processor. The security processor includes an input interface and input processing block configured to extract second data from a first portion of the first input data using, for example, a data mapping operation. The security processor also includes an encryption circuit, which is configured generate secure data from the extracted second data by encrypting the extracted second data using an encryption key, and a data/control interface, which is configured to transfer the secure data to the main processor. | 10-10-2013 |
Hyo-Sun Jang, Gyeonggi-Do KR
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20130064381 | MOBILE DEVICE FOR MULTI-CHANNEL SOUND COLLECTION AND OUTPUT USING COMMON CONNECTOR, AND DRIVING METHOD THEREOF - A mobile device for providing multi-channel sound collection and output using a common connector, and a driving method thereof are provided. A mobile device having a sound compressor and a sound decompressor includes a connector slidably receiving a sound collector plug or a sound output plug, a plug identification unit for, if one of the sound collector plug and the sound output plug is coupled to the connector, identifying if the plug coupled to the connector is the sound collector plug or is the sound output plug, a switching unit for electrically coupling the plug coupled to the connector, to the sound compressor, or electrically coupling the plug coupled to the connector, to the sound decompressor, and a controller for controlling switching of the switching unit according to the identification outcome. | 03-14-2013 |
Hyo-Sun Kim, Asan-Si KR
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20120249518 | DISPLAY DEVICE - A display device includes a plurality of pixels arranged in matrix, a plurality of gate lines, a plurality of data lines, and a gate driver connected to the plurality of gate lines. The gate driver receives a first scan start signal, a second scan start signal and clock signals and outputs a gate-on voltage to each of the plurality of gate lines. The gate driver outputs the gate-on voltage to the plurality of gate lines such that the gate-on voltages do not overlap with each other when the gate driver receives the first scan start signal. The gate driver outputs the gate-on voltage to at least two of the gate lines at substantially the same time when the gate driver receives the second scan start signal. | 10-04-2012 |
Hyo-Sun Kim, Seongnam-Si KR
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20160027388 | METHOD OF OPERATING DISPLAY DEVICE AND DISPLAY DEVICE PERFORMING THE SAME - A method of operating a display device is proposed. In the method, an input gray data is received, a luminance of external light is measured, the input gray data is converted into a linear gray data that is linearly proportional to a lightness obtained from a sum of a luminance of the display device and the luminance of the external light, and a display panel is driven by the use of the linear gray data. | 01-28-2016 |
Hyo-Sun Kim, Gyeonggi-Do KR
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20090176177 | METHOD OF FORMING A PATTERN USING A PHOTORESIST COMPOSITION FOR IMMERSION LITHOGRAPHY - A photoresist composition for immersion lithography and a method of forming a photoresist pattern using the photoresist composition are disclosed. The photoresist composition includes a photosensitive polymer including a cycloaliphatic group blocked with at least two cyclic acetal groups as a side chain, a photoacid generator and an organic solvent. The hydrophobic photoresist composition may be changed into the hydrophilic photoresist composition by an exposure process. Thus, before the exposure process, the photoresist composition may be insoluble in a liquid for the immersion lithography. After the exposure process, an exposure portion of a photoresist film formed using the photoresist composition may be effectively dissolved in a developing solution to form a uniform photoresist pattern. | 07-09-2009 |
Hyo-Sun Kim, Seoul KR
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20090302824 | REFERENCE VOLTAGE GENERATING APPARATUS AND METHOD - A method and apparatus for generating a low reference voltage having low power consumption characteristics is provided. A reference voltage generating apparatus includes a constant current source circuit which generates a reference current. A load circuit is connected to the constant current source circuit and generates a voltage which is proportional to the reference current. A current branch circuit removes a portion of temperature-invariant current components included in the reference current from a connection terminal of the constant current source circuit and the load circuit to a ground terminal through a current branch which is different from a current branch of the load circuit. | 12-10-2009 |
20090322737 | Gate Driver, Method of Driving the Gate Driver, and Display Panel Driving Apparatus Including the Gate Driver - A display panel driving apparatus and a method of driving the same are provided, and, in particular, a gate driver and a method of driving the gate driver. The gate driver includes a decoder that decodes gate line selection data and that generates a gate line selection signal. A gate driving circuit generates a gate driving signal in a pre-charging phase and a driving phase in response to the gate line selection signal and a pre-charging control signal that controls an off-state of non-selected gate lines. In a time period of the driving phase in which a gate line is not selected, a node that has been in a floating state is held to a target voltage level in response to a hold control signal. The hold control signal is generated based upon a timing relationship between the gate line selection signal and the pre-charging control signal. | 12-31-2009 |
20120161744 | REFERENCE VOLTAGE GENERATING APPARATUS AND METHOD - A method and apparatus for generating a low reference voltage having low power consumption characteristics is provided. A reference voltage generating apparatus includes a constant current source circuit which generates a reference current. A load circuit is connected to the constant current source circuit and generates a voltage which is proportional to the reference current. A current branch circuit removes a portion of temperature-invariant current components included in the reference current from a connection terminal of the constant current source circuit and the load circuit to a ground terminal through a current branch which is different from a current branch of the load circuit. | 06-28-2012 |
20150072092 | MICROCAPSULAR QUANTUM DOT-POLYMER COMPOSITE, METHOD FOR PRODUCING THE COMPOSITE, OPTICAL ELEMENTS, AND METHOD FOR PRODUCING THE OPTICAL ELEMENTS - There are provided a microcapsular quantum dot-polymer composite, a method for producing the composite, optical elements, and a method for producing the optical elements. In order to produce the microcapsular quantum dot-polymer composite, a polymer having a functional group in the side chain is firstly heated in a first solvent to form a polymer solution. A quantum dot suspension consisting of quantum dots capped by a capping layer dispersed in a second solvent is added to the polymer solution to form a mixed solution. The mixed solution is cooled to form the quantum dot-polymer composite consisting of the quantum dots dispersed in the polymer matrix. | 03-12-2015 |
20150274549 | QUARTZ TUBE SOCKET AND OPEN CHANNEL-TYPE UV DISINFECTION SYSTEM HAVING THE SAME - Disclosed is a quartz tube socket mounted to an open channel-type UV disinfection system and coupled to a quartz tube having one end portion, the quartz tube socket having one side coupled to an electric cable end. The quartz tube socket includes a lamp socket fixing handle coupled to the electric cable end at the other side of the quartz tube socket, a sealing fixture fitted around and coupled to one side of the lamp socket fixing handle, an O-ring fitted around the sealing fixture, a frame clamp nut fitted around the sealing fixture after the O-ring, a sleeve stopper fitted around the sealing fixture after the frame clamp nut, an O-ring fitted around the sealing fixture after the sleeve stopper, a V-sealing installed at one side end of the sealing fixture, a backup ring installed after the V-sealing, a sealing collar installed after the backup ring, a V-sealing fitted after the sealing collar, a backup ring fitted and installed after the V-sealing, and a lamp base socket housing fitted around and coupled to an end of the lamp socket fixing handle. | 10-01-2015 |
Hyo-Sun Lee, Hwaseong-Si KR
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20160116836 | METHODS OF MANUFACTURING INTEGRATED CIRCUIT DEVICES BY USING PHOTOMASK CLEANING COMPOSITIONS - In a method of manufacturing an integrated circuit (IC) device, a photomask is wet-processed using a cleaning composition comprising an organic acid, an oxidizing agent, and deionized water (DIW). | 04-28-2016 |
Hyo-Sun Lee, Gyeonggi-Do KR
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20130078580 | THINNER COMPOSITION FOR RRC PROCESS, APPARATUS FOR SUPPLYING THE SAME, AND THINNER COMPOSITION FOR EBR PROCESS - A thinner composition for a reduced resist coating process includes an alkyl lactate, cyclohexanone, and an alkyl acetate, wherein an alkyl substituent of the alkyl acetate is a C1 to C5 non-ether based alkyl group. | 03-28-2013 |
Hyo-Sun Lee, Daejeon KR
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20130260059 | RETARDATION COMPENSATORS OF NEGATIVE C-TYPE FOR LIQUID CRYSTAL DISPLAY - Disclosed is a negative C-type retardation compensator for a liquid crystal display. The negative C-type retardation compensator for the liquid crystal display includes polyarlate having a thio group or a sulfur oxide group in a polymer main chain thereof Accordingly, the retardation compensator has an absolute value of negative retardation that is larger in a thickness direction that a retardation compensator which includes polyarylate having no thio group or sulfur oxide group in a polymer main chain thereof even though the retardation compensator having the thio group or sulfur oxide group and the retardation compensator having no thio group or sulfur oxide group are the same as each other in thickness. Thereby, the negative C-type retardation compensator for liquid crystal displays is capable of being desirably applied to the liquid crystal displays. | 10-03-2013 |
20150346373 | UNDERWATER DETECTOR AND METHOD FOR UNDERWATER DETECTION - Provided are an underwater detector and a method for an underwater detection, and more particularly, an underwater detector including two direct current electrodes and a plurality of measurement electrodes in order to sense a movement of an object having conductivity different from that of water underwater. Since the underwater detector according to the present invention includes two direct current electrodes, a plurality of measurement electrodes, and a control and measurement module for measuring voltages of the plurality of measurement electrodes, the plurality of measurement electrodes each include an electrode control module and the electrode control module includes a first switch, a second switch, a controlling unit, and the like, the number of voltage measurement lines may be small and a voltage between two selected electrodes may be easily calculated. | 12-03-2015 |
Hyo-Sun Lee, Incheon KR
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20110027996 | SLURRY COMPOSITION FOR A CHEMICAL MECHANICAL POLISHING PROCESS, METHOD OF POLISHING AN OBJECT LAYER AND METHOD OF MANUFACTURING A SEMICONDUCTOR MEMORY DEVICE USING THE SLURRY COMPOSITION - A slurry composition for a chemical mechanical processing process includes about 0.05 to about 0.3 percent by weight of a ceria abrasive, about 0.005 to about 0.04 percent by weight of an anionic surfactant, about 0.0005 to about 0.003 percent by weight of a polyoxyethylene-based nonionic surfactant, about 0.2 to about 1.0 percent by weight of a salt of polyacrylic acid having an average molecular weight substantially greater than a molecular weight of the anionic surfactant, and a remainder of water. In addition, a method of polishing an object layer and a method of manufacturing a semiconductor device using the slurry composition are also provided. | 02-03-2011 |