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Jong-Sang

Jong Sang Baek, Kumi-Shi KR

Patent application numberDescriptionPublished
20080231619Apparatus and method for driving liquid crystal display - A apparatus and method for driving a liquid crystal display that minimizes the generation of electro-magnetic interference (EMI) in a cost effective manner includes a gate control signal generator that generates a gate control signal using a externally inputted synchronizing signal, a data control signal generator that generates a data control signal using the synchronizing signal, a data aligner that re-aligns externally inputted video data, a plurality of buffers at output terminals of the gate control signal generator, the data control signal generator and the data aligner, and a control unit that applies control signals to the buffers to control current values of signals outputted by the buffers.09-25-2008
20100302220LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF - A liquid crystal display device and a driving method thereof that are adaptive for detecting a presence and a frequency range of an input signal applied to the liquid crystal display. In the device, a timing controller is provided with a signal presence determiner for detecting an application of an input signal from an interface. The signal presence determiner is provided with an oscillator for generating a reference clock having the same frequency as a horizontal synchronizing signal and a pre-synchronizing signal having the same frequency as a vertical synchronizing signal, a period detector for comparing a data enable signal from the exterior thereof with the reference clock to output a period of the input signal with the aid of a detection reference signal and the pre-synchronizing signal, a period comparator for comparing a period range between a desired maximum value and a desired minimum value of the input signal, and signal presence/absence comparing means for determining a presence/absence of the input signal in response to a pulse number of the input signal detected within a period range between the maximum value and the minimum value during an application interval of the detection reference signal.12-02-2010

Patent applications by Jong Sang Baek, Kumi-Shi KR

Jong Sang Choi, Pusan KR

Patent application numberDescriptionPublished
20080313928Wheeled footwear with spring suspension system - An exemplary wheeled footwear with a spring suspension system is provided. In one embodiment, the footwear includes an upper, a midsole positioned in a midsole region, and an outsole. The spring suspension system is positioned in the midsole region of the footwear, and includes plurality of spring members, each having a first end and a second end, a top layer operable to support at least a portion of the plurality of spring members at the first end, and a bottom layer operable to support at least a portion of the plurality of spring members at the second end. The bottom layer may include an opening or openings formed in the bottom layer that may receive at least a portion of a wheel or wheels that may be positioned below the top layer and operable for rolling.12-25-2008

Jong Sang Kim, Gwangyang KR

Patent application numberDescriptionPublished
20110017363HIGH STRENGTH THIN STEEL SHEET EXCELLING IN WELDABILITY AND PROCESS FOR PRODUCING THE SAME - Provided are a high strength thin steel sheet having tensile strength of about 800 MPa or more, and a manufacturing method thereof. The thin steel sheet is mainly used for construction materials, home appliances, and automobiles. The thin steel sheet has excellent plating characteristic, welding characteristic, bending workability, and hole expansion ratio. The thin steel sheet includes, in weight %, C: 0.02-0.20%, Si: 1.5% or less, Mn: 1.5-3.0%, P: 0.001-0.10%, S: 0.010% or less, SoLAl: 0.01-0.40%, N: 0.020% or less, Cr: 0.3-1.5%, B: 0.0010-0.0060%, Sb: 0.001-0.10%, and including at least one material selected from the group consisting of Ti: 0.003-0.08%, Nb: 0.003-0.08%, and Mo: 0.003-0.08%, and includes Fe and other inevitable impurities as a remainder. Here, Si, Mn, B, Sb, P, and S meet conditions of 5<(Si/Mn+150B)/Sb<20 and C+Mn/20+Si/30+2P+4S<0.27. Also, the manufacturing method can secure workability of the thin steel sheet.01-27-2011

Jong-Sang Choi, Seoul KR

Patent application numberDescriptionPublished
20090200368Method of Multi-Interfacing Between Smart Card and Memory Card, and Multi-Interface Card - A multi-interface card includes smart card interface, memory card interface, card controller and memory module. The smart card interface interfaces with a smart card host using a smart card protocol. The memory card interface interfaces with a memory card host using a memory card protocol. The card controller controls the smart card host and memory card host so that the smart card host and the memory card host simultaneously interface with the smart card and the memory card interfaces, respectively. The memory module stores data transferred from the smart card host and memory card host. The multi-interface card simultaneously supports the smart card interface and the memory card interface. Thus, the one multi-interface card can support a subscriber authentication function and a data storage function.08-13-2009
20100164294Power source switching apparatus and method thereof - A power source switching apparatus and method thereof are provided. The example power source switching apparatus may include a battery storing charges received from an external power source and outputting a voltage corresponding to the stored charges, a voltage adjuster outputting a first power source voltage having a voltage level, corresponding to the output voltage of the battery, during an external power source mode where the battery is being charged, the first power source voltage based at least in part on the external power source and the output voltage of the battery, a controller outputting a first control signal and a second control signal, the first control signal enabled if the battery is operating in the external power source mode and the second control signal is enabled if the battery is not operating in the external power source mode, a first switch outputting the first power source voltage if the first control signal is enabled and a second switch outputting the output voltage of the battery if the second control signal is enabled. In an example method, a first power source voltage may be provided if a battery is not being charged by an external power source voltage, the first power source voltage output by the battery. A second power source voltage may be provided if the battery is being charged by the external power source voltage, the second power source voltage corresponding to a voltage level of the first power source voltage and not provided from the battery.07-01-2010

Patent applications by Jong-Sang Choi, Seoul KR

Jong-Sang Choi, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20100281187Methods of Operating Electronic Devices Having USB Interfaces Capable of Supporting Multiple USB Interface Standards - An electronic device includes a universal serial bus (USB) interface therein. This USB interface is configured to support at least first and second different USB interface standards. These different interface standards are selected by the electronic device in response to comparing a voltage level of a signal provided to said USB interface relative to a reference voltage generated within the electronic device. The signal provided to the USB may be a power supply signal, the first USB standard may be a USB 2.0 interface standard and the second USB standard may be an inter-chip USB interface standard.11-04-2010

Jong-Sang Lee, Suwon-Si KR

Patent application numberDescriptionPublished
20080203889Phosphor layer, image display device employing the same and method for making the phosphor layer - A phosphor layer having improved contrast and brightness characteristics and a display device including the same are provided. The phosphor layer is made out of an ultra-fine pigment, a dispersant, a phosphor, a photosensitizer and a binder. The phosphor has a uniform distribution along the thickness of the phosphor layer, and the pigment varies in content over the thickness of the phosphor layer. A method of forming the phosphor layer is based on existing phosphor layer processes and includes a reduced number of processing steps than a filter screen method, thereby markedly lowering the manufacturing costs. The phosphor layer can be used in a cathode ray tube, a plasma display panel, a field emission display, and an organic electroluminescent device.08-28-2008
20090149103Plasma display panel and method for manufacturing the same - A plasma display panel (PDP) and the method for manufacturing the same. A method for manufacturing a plasma display panel includes forming electrodes along one direction on a substrate, applying the dielectric paste along the other direction perpendicular to the one direction of the electrodes on the substrate, drying the dielectric paste and firing the dried dielectric paste to form a dielectric layer. Only one swath is needed for the entire dielectric layer, saving time and production costs, while providing a superior quality layer. Accordingly, since the dielectric paste is applied along the direction perpendicular to the longitudinal direction of the display electrodes, it is advantage that tack time and the number of cleaning the nozzle is reduced.06-11-2009

Patent applications by Jong-Sang Lee, Suwon-Si KR

Jong-Sang Park, Daejeon KR

Patent application numberDescriptionPublished
20100096762Synthesis Method Of Metal Cyclopentadienide In Bulk - The present invention relates to a synthesis method of metal cyclopentadienide by direct reaction of dicyclopentadiene with a group 1 metal in the presence of an aprotic solvent. Unlike the conventional method depending on retro Diels-Alder reaction of dicyclopentadiene to generate indirectly cyclopentadiene, the method of the present invention favors generation of cyclopentadiene and metal cyclopentadienide as well by adding dicyclopentadiene directly when the reaction temperature reaches in the boiling point of a reaction solvent.04-22-2010

Jong-Sang Park, Seoul KR

Patent application numberDescriptionPublished
20080317814Tube for Connecting Marteriovenous and Interposition for Medical Operation - Disclosed herein are a tube for arteriovenous anastomosis useful in hemodialysis patients and an insert for use in medicinal operation in the body. The tube or the insert are repetitively treated with a medicament on the surface thereof, which provides stable communication between an artery and a vein of a patient under hemodialysis and can greatly reduce stenosis at arteriovenous connections by releasing the medicament at a suitable rate over a prolonged period of time.12-25-2008
20110029069Bioactive Material Coating Method And Tube - A method for coating bioactive material and a structured coated with a bioactive material are disclosed. The bioactive material coating method includes: flowing a coating solution, produced as a bioactive material is dissolved in a mixed solvent, inside a structure having a lumen; and coating the bioactive material on at least one of inner and outer surfaces of the structure, with different concentrations. The mixed solvent is mixed with two or more solvents having different features. The occurrence of the strangulation of blood vessels and inflammation can be reduced. An increase in the size of the myofibroblast is not suppressed. The coating solution is produced as a medication is dissolved in a mixed solvent, where the mixed solvent is produced as a polar solvent and a nonpolar solvent are mixed with each other at a certain ratio.02-03-2011