Patent application number | Description | Published |
20100020272 | Mirror effect liquid crystal display device using reflection polarizer - A LCD (Liquid Crystal Display) device includes a backlight unit, a lower polarizer positioned on the backlight unit, a liquid crystal layer positioned on the lower polarizer, and an upper reflection polarizer positioned on the liquid crystal layer. The upper reflection polarizer is configured such that a regularly arranged metallic lattice is formed on a support this LCD device may give a good mirror effect when power is intercepted, and also give a clear display with high brightness even at a bright place when power is supplied to operate the LCD device. | 01-28-2010 |
20100055396 | METHOD FOR HIGH RESOLUTION INK-JET PRINT USING PRE-PATTERNED SUBSTRATE AND CONDUCTIVE SUBSTRATE MANUFACTURED USING THE SAME - A method for high resolution ink-jet print using a pre-patterned substrate employs an ink-jet printing device including an ink-jet head for discharging conductive ink droplets and a driving stage for supporting a substrate to which the conductive ink droplets are hit, to draw a fine line width pattern on the substrate. The method includes (A) forming a stripe pattern with repeated stripes on a substrate surface on which a fine line width pattern will be formed, thereby preparing a pre-patterned substrate; (B) loading the substrate to the ink-jet printing device; and (C) injecting conductive ink droplets to a substrate region where the stripe pattern is formed. An equivalent interval (d) of the stripe pattern and a fine line width (D) of the drawn fine line width pattern satisfy a relation of d<03-04-2010 | |
20100213174 | Method for Manufacturing Glass Cliche Using Laser Etching and Apparatus For Laser Irradiation Therefor - A method for manufacturing a glass cliché using laser etching includes a dipping step for dipping a glass cliché, which will be etched, into an etching solution, a patterning step for irradiating laser to the glass cliché dipped in the etching solution to form a pattern therein, and a washing step for washing the patterned glass cliché. This method allows making a cliché with a high aspect ratio and fine line widths in comparison to a conventional cliché manufacturing method using photoresist for etching, and also ensures more efficient energy consumption and higher etching efficiency rather than an etching method using laser only. | 08-26-2010 |
20110217638 | METHOD FOR MANUFACTURING AN OPTICAL FILTER FOR A STEREOSCOPIC IMAGE DISPLAY DEVICE - The present invention relates to a method for manufacturing an optical filter for a three-dimensional image display device, which forms an alignment layer having different orientating directions along a fine region via a one-time continuous optical orientation process. The method comprising: forming a polymer layer on a substrate; a photo-orienting step comprising positioning a pattern mask above the polymer layer, the pattern mask having alternating light transmission regions and light shield regions arranged in both horizontal and a vertical directions to selectively transmit different polarized light, positioning a polarizer above the pattern mask where the polarizer has two distinguishable regions that transmit different polarized light, and downwardly irradiating UV light onto the polymer layer from above the polarizer, thereby forming an alignment layer having different orientating directions in fine regions of the polymer layer; and forming a retardation layer on the orientation layer. The alignment layer in which the fine regions with different orientating directions are formed alternately and continuously is obtained via a one-time continuous photo-orientation process. Therefore, the photo-orientation process and the method for manufacturing the optical filter are simplified in comparison with the conventional art. As a result, the process yield and productivity in the manufacturing of an optical filter for a 3D image display device are improved. | 09-08-2011 |
20120183741 | METHOD FOR HIGH RRESOLUTION INK-JET PRINT USING PRE-PATTERNED SUBSTRATE AND CONDUCTIVE SUBSTRATE MANUFACTURED USING THE SAME - A method for high resolution ink-jet print using a pre-patterned substrate employs an ink-jet printing device including an ink-jet head for discharging conductive ink droplets and a driving stage for supporting a substrate to which the conductive ink droplets are hit, to draw a fine line width pattern on the substrate. The method includes (A) forming a stripe pattern with repeated stripes on a substrate surface on which a fine line width pattern will be formed, thereby preparing a pre-patterned substrate; (B) loading the substrate to the ink-jet printing device; and (C) injecting conductive ink droplets to a substrate region where the stripe pattern is formed. An equivalent interval (d) of the stripe pattern and a fine line width (D) of the drawn fine line width pattern satisfy a relation of d<07-19-2012 | |
20130301026 | MASK AND OPTICAL FILTER MANUFACTURING APPARATUS INCLUDING THE SAME - A mask and an optical filter manufacturing apparatus including the same are provided. A mask used for a roll-to-roll process of forming patterns in a base film configured to move along a curved surface includes a mask body having a curved surface disposed opposite a roll around which the base film is wound and a plane surface corresponding to the reverse side of the curved surface. The curved surface of the mask body is disposed a predetermined distance apart from a curved surface of the roll. The mask and optical filter manufacturing apparatus enable formation of uniform patterns on the base film to enhance the quality of products and precisely attain the properties of the base film. | 11-14-2013 |
20130309451 | SUPERHYDROPHOBIC SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - There is provided a superhydrophobic substrate comprising a plurality of protrusions having a pseudo random distribution on one surface thereof, an average interval between respective protrusions among the plurality of protrusions being greater than an interval between light beam wave peaks of light within the visible spectrum, allowing the substrate to have durability and transparency secured therein. | 11-21-2013 |
20130314685 | MASK - Provided are a mask, a method of manufacturing the same, a light irradiation device, a method of radiating light, and a method of manufacturing an orientationally ordered photo-alignment layer. By the mask, collimated light or nearly collimated light may be irradiated with uniform illumination to a surface of an object to be irradiated. Further, by the mask, light may be effectively incident even on the object to be irradiated in the curved shape. | 11-28-2013 |
20130321787 | MASK - Provided are a mask, a method of manufacturing a mask, a light radiating device, a method of radiating light and a method of manufacturing an ordered photo-alignment layer. By the mask, collimated light or nearly collimated light may be irradiated with uniform illumination on the object to be irradiated. Further, by the mask, light may be effectively irradiated even in a state where the object to be irradiated has the curved surface. | 12-05-2013 |
20130335815 | POLARIZATION SEPARTION ELEMENT - The present application relates to a polarization separation element, a method for manufacturing a polarization separation element, a device for irradiating light, a method for irradiating light, and a method for manufacturing a photo-alignment layer. An ultraviolet ray polarization separation element, according to the present invention, has superior resistance to ultraviolet rays and heat, and involves a simple manufacturing process due to less pitch dependency of polarizing characteristics. In addition, the polarization separation element according to the present application can achieve a superior degree of polarization and extinction ratio even within a short wavelength field. | 12-19-2013 |
20140021367 | POLARIZED LIGHT SPLITTING ELEMENT - Provided are a polarized light splitting element, a method of manufacturing the same, a light radiating device, a method of radiating light, and a method of manufacturing an ordered photo-alignment film. The polarized light splitting element has excellent durability with respect to UV rays and heat, and low pitch dependence of polarization characteristics, so that it is easily manufactured. In addition, the polarized light splitting element may realize a high polarization degree and extinction ratio even in a short wavelength region. | 01-23-2014 |
20140036200 | REFLECTIVE POLARIZER - The present application relates to a reflective polarizer, a method of manufacturing a reflective polarizer, an optical element, and a display device. The reflective polarizer may have excellent thermal and physical durability even when exposed to a light source and external friction. In addition, the method for manufacturing a reflective polarizer according to the present application may provide a large-sized reflective polarizer without using expensive equipment. | 02-06-2014 |
20140238606 | METHOD FOR MANUFACTURING GLASS CLICHEUSING LASER ETCHING AND APPARATUS FOR LASER IRRADIATION THEREFOR - A method for manufacturing a glass cliché using laser etching includes a dipping step for dipping a glass cliché, which will be etched, into an etching solution, a patterning step for irradiating laser to the glass cliché dipped in the etching solution to form a pattern therein, and a washing step for washing the patterned glass cliché. This method allows making a cliché with a high aspect ratio and fine line widths in comparison to a conventional cliché manufacturing method using photoresist for etching, and also ensures more efficient energy consumption and higher etching efficiency rather than an etching method using laser only. | 08-28-2014 |
Patent application number | Description | Published |
20100167168 | Hydrophilic Adjuvant - Disclosed is an adjuvant capable of imparting a hydrophilic or superhydrophilic function to various materials or interfaces. The hydrophilic adjuvant comprises: a composite metal oxide containing Si and at least one metal element selected from the group consisting of Ti(IV), Zr(IV), Sn(IV) and Al(III); and a hydrophilic group-containing organic compound physically or chemically bonded with the Ti(IV), Zr(IV), Sn(IV) or Al of the composite metal oxide. | 07-01-2010 |
20130156969 | RESIN BLEND - Provided are a resin blend for melt processing, a pellet and a method of preparing a resin article using the same. The resin blend may include a first resin, and a second resin having a difference in solubility parameter from the first resin at 25° C. of 0.001 to 10 (J/cm | 06-20-2013 |
20130157056 | RESIN BLEND - Provided are a resin blend for melt processing, a pellet and a method of preparing a resin article using the same. The resin blend may include a first resin, and a second resin having a difference in melt viscosity from the first resin of 0.1 to 3000 pa*s at a shear rate of 100 to 1000 s | 06-20-2013 |
20130164485 | RESIN BLEND - Provided are a resin blend for melt processing, a pellet and a method of preparing a resin article using the same. The resin blend may include a first resin, and a second resin having a difference in surface energy from the first resin at 25° C. of 0.1 to 35 mN/m. The resin blend can improve mechanical and surface characteristics of a resin article. Further, since coating or plating is not required for manufacturing a resin article, a manufacturing time and/or cost can be reduced, and productivity can be increased. | 06-27-2013 |
20130164512 | RESIN ARTICLE - Provided is a resin article produced by melt processing and having layers formed by a layer-separation. having a layer-separated structure. The resin article may include a first resin layer and a second resin layer formed on the first resin layer. Also, the component of the first resin layer is detected on a surface of the second resin layer by infrared spectrometer. The resin article may have improved mechanical and surface characteristics. Further, since coating or plating is not required for manufacturing a resin article, a manufacturing time and/or cost can be reduced, and productivity can be increased. | 06-27-2013 |
20130164513 | RESIN ARTICLE - Provided is a resin article produced by melt processing and having layers formed by a layer-separation. The resin article may include a first resin layer, a second resin layer formed on the first resin layer and an interface layer including a first resin and a second resin and formed between the first resin layer and the second resin layer. The resin article may have improved mechanical and surface characteristics. Further, since coating or plating is not required for manufacturing a resin article, a manufacturing time and/or cost can be reduced, and productivity can be increased. | 06-27-2013 |
20130284665 | REVERSE OSMOSIS SEPARATION MEMBRANE HAVING HIGH DEGREE OF SALT REJECTION AND HIGH PERMEATION FLUX AND METHOD OF MANUFACTURING THE SAME - A reverse osmosis separation membrane includes a minute, porous support, and a polyamide active layer formed on the minute, porous support and including at least one compound containing grapheme is disclosed. A method of manufacturing the reverse osmosis separation membrane is also disclosed. | 10-31-2013 |
20130306550 | REVERSE OSMOSIS MEMBRANE HAVING GOOD ANTIFOULING PROPERTIES AND METHOD OF MANUFACTURING THE SAME - A reverse osmosis membrane includes a porous support, a polyamide active layer formed on the porous support, and a coating layer including a copolymer including an amphoteric ionic compound and glycidyl (meth)acrylate. The coating layer makes a chemical bond with the polyamide active layer. A method of manufacturing the reverse osmosis membrane also is disclosed. | 11-21-2013 |
20140014575 | REVERSE OSMOSIS MEMBRANE - There is provided a reverse osmosis membrane including a porous support; a polysulfone layer formed on the porous support and having pores formed in a surface thereof, pores having a diameter of 40 nm or greater accounting for less than 0.5% of total pores; and an active layer. | 01-16-2014 |
20140014576 | METHOD OF MANUFACTURING REVERSE OSMOSIS MEMBRANE, AND REVERSE OSMOSIS MEMBRANE MANUFACTURED THEREBY - There are provided a method of manufacturing a reverse osmosis membrane and a reverse osmosis membrane manufactured thereby. The method includes forming a polysulfone layer by applying a solution including a mixed solvent containing two or more solvents having different solubility parameter values to a surface of a porous support; and forming an active layer on the polysulfone layer. | 01-16-2014 |
20140034569 | REVERSE OSMOSIS MEMBRANE HAVING HIGH INITIAL PERMEATE FLUX - The present invention relates to a reverse osmosis membrane including: a porous support; a polysulfone layer formed on the porous support; and a polyamide active layer formed on the polysulfone layer, wherein the polyamide active layer is formed through interfacial polymerization between an amine compound and an acyl halide compound, and the acyl halide compound includes a monofunctional acyl halide and a polyfunctional acyl halide, and a method of manufacturing the same. | 02-06-2014 |
20140065512 | SULPHONATE BASED COMPOUND, POLYMER ELECTROLYTE MEMBRANE COMPRISING SAME AND FUEL CELL COMPRISING SAME - The present invention relates to a novel sulfonate-based compound, a method for preparing the same, a polymer electrolyte membrane comprising the sulfonate-based compound, a membrane electrode assembly comprising the same and a fuel cell comprising the same. | 03-06-2014 |
20140087157 | RESIN ARTICLE - Provided is a resin article having a layer-separated structure. The resin article may include a first resin layer and a second resin layer formed on the first resin layer. Also, the component of the first resin layer is detected on a surface of the second resin layer by infrared spectrometer. The resin article may have improved mechanical and surface characteristics. Further, since coating or plating is not required for manufacturing a resin article, a manufacturing time and/or cost can be reduced, and productivity can be increased. | 03-27-2014 |
20140183128 | POLYAMIDE WATER-TREATMENT SEPARATION MEMBRANE WITH IMPROVED ANTIFOULING PROPERTIES AND MANUFACTURING METHOD THEREOF - A water-treatment separation membrane with good antifouling properties includes a support having pores, a polyamide layer formed on the support, and a passivation layer comprising specific materials formed on the polyamide layer. | 07-03-2014 |
20140251892 | SEPERATION MEMBRANE HAVING EXCELLENT ANTIFOULING PROPERTIES FOR WATER TREATMENT AND MANUFACTURING METHOD THEREOF - A water treatment separation membrane includes a support having pores, a polyamide layer formed on the support, and a passivation layer formed on the polyamide layer by using an aqueous solution including an amine-containing compound, an epoxy-containing compound and a fluorine-containing compound. | 09-11-2014 |
20140299537 | REVERSE OSMOSIS MEMBRANE INCLUDING NANO-SILVER WIRE LAYER AND FABRICATION METHOD THEREOF - There are provided a reverse osmosis membrane comprising a porous support; a silver nanowire layer formed on the porous support; and a polyamide film formed on the silver nanowire layer, and a fabrication method of a reverse osmosis membrane, the method comprising coating a porous support with an aqueous amine solution including silver nanowires to form a silver nanowire layer; and bringing the silver nanowire layer into contact with an aliphatic hydrocarbide-based organic solution including acyl halide to form a polyamide film. | 10-09-2014 |
20140311969 | WATER-TREATMENT SEPARATING MEMBRANE OF HIGH FLUX HAVING GOOD CHLORINE RESISTANCE - A water-treatment separating membrane includes a polyamide active layer formed on999 a porous support. The ratio of a maximum value with respect to a minimum value of a ratio of a peak height of a C=O double bond of a carboxyl group (—COOH) with respect to a peak height of a C=O double bond combined with an amide group (—CONH—) is from 1.2 to 4, when measured after acid treating the polyamide active layer and by using a Fourier transform infrared spectrometer (FTIR). | 10-23-2014 |
20140319051 | WATER-TREATMENT SEPARATING MEMBRANE OF HIGH FLUX HAVING GOOD CHLORINE RESISTANCE - A water-treatment separating membrane includes a polyamide active layer formed on a porous support. When the polyamide active layer is dyed using a 5% aqueous solution of Rhodamine B, at least a curve pattern formed by connecting two or more arcs is formed in at least a partial area of the polyamide active layer. | 10-30-2014 |
20140322443 | REVERSE OSMOSIS SEPARTION MEMBRANE HAVING HIGH DEGREE OF SALT REJECTION AND HIGH PERMEATION FLUX AND METHOD OF MANUFACTURING THE SAME - A reverse osmosis separation membrane includes a minute, porous support, and a polyamide active layer formed on the minute, porous support and including at least one compound containing grapheme is disclosed. A method of manufacturing the reverse osmosis separation membrane is also disclosed. | 10-30-2014 |
20140353242 | WATER-TREATMENT SEPARATING MEMBRANE OF HIGH FLUX HAVING GOOD CHLORINE RESISTANCE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a water-treatment separating membrane includes forming an aqueous amine solution layer on a porous support, and forming a polyamide active layer by dropping droplets of an organic solution including an acyl halide compound on the aqueous amine solution layer. A water-treatment separating membrane manufactured by the same also is provided. | 12-04-2014 |
20150068963 | REVERSE OSMOSIS MEMBRANE HAVING HIGH INITIAL PERMEATE FLUX AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a reverse osmosis membrane including: a porous support; a polysulfone layer formed on the porous support; and a polyamide active layer formed on the polysulfone layer, wherein the polyamide active layer is formed through interfacial polymerization between an amine compound and an acyl halide compound, and the acyl halide compound includes a monofunctional acyl halide and a polyfunctional acyl halide, and a method of manufacturing the same. | 03-12-2015 |
20150083660 | HIGH PERMEATE FLUX REVERSE OSMOSIS MEMBRANE INCLUDING CARBODIIMIDE COMPOUND AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a reverse osmosis membrane including a porous support including a polysulfone layer; and a polyamide active layer formed on the porous support, wherein a concentration of sulfur (S) detected on a surface of the polyamide active layer is 1.8×10 | 03-26-2015 |
Patent application number | Description | Published |
20100081776 | TRANSITION METAL CATALYTIC SYSTEMS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF ETHYLENE AND a-OLEFINS USING THE SAME - Provided are transition metal catalytic systems for preparing ethylene homopolymers or copolymers of ethylene with α-olefins. More specifically, provided are Group 4 transition metal catalysts, which is characterized in that the catalyst comprises around the Group 4 transition metal a cyclopentadiene derivative, and at least one aryloxide ligand(s) having a fluorenyl group or a derivative thereof (which is ready to be substituted at 9-position) that functions as an electron donor and serves to stabilize the catalytic system by surrounding an oxygen atom that links the ligand to the transition metal at ortho-position, and there is no cross-linkage between the ligands; catalytic systems comprising such transition metal catalyst and aluminoxane cocatalyst or boron compound cocatalyst; and processes for preparing ethylene homopolymers or copolymers of ethylene with α-olefins by using the same. | 04-01-2010 |
20110065877 | ETHYLENE-PROPYLENE-DIENE COPOLYMER PRODUCTION METHOD - The present invention relates to a method for the production of an ethylene/propylene/diene copolymer by means of solution polymerisation, and more specifically one for a copolymer whose main components are ethylene, propylene and diene monomers using a catalyst of a transition metal coordination compound; the constituent components and characteristics of the copolymer being as follows. The catalyst composition provided by the present invention, which is used to produce a copolymer of which (a) the ethylene content is from 30 wt. % to 80 wt. %, (b) the propylene content is from 19.9% to 60 wt. % and (c) the diene content is from more than 0 wt. % to 15 wt. %, comprises a catalyst system using an activating agent of a compound of aluminium or boron, or aluminoxane together with a transition metal catalyst comprising at least one anionic ligand having an aryloxy group substituted with an aryl derivative in the ortho position and a cyclopentadiene derivative, and provides a highly active polymerisation method with outstanding reactivity with respect to ethylene, propylene and diene compounds. | 03-17-2011 |
20110098426 | TRANSITION METAL CATALYTIC SYSTEMS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF THE ETHYLENE AND a-OLEFINS USING THE SAME - Provided are transition metal catalytic systems for preparing ethylene homopolymers or copolymers of ethylene with α-olefins. More specifically, provided are Group 4 transition metal catalysts, which is characterized in that the catalyst comprises around the Group 4 transition metal a cyclopentadiene derivative, and at least one aryloxide ligand(s) having a fluorenyl group or a derivative thereof (which is ready to be substituted at 9-position) that functions as an electron donor and serves to stabilize the catalytic system by surrounding an oxygen atom that links the ligand to the transition metal at ortho-position, and there is no cross-linkage between the ligands; catalytic systems comprising such transition metal catalyst and aluminoxane cocatalyst or boron compound cocatalyst; and processes for preparing ethylene homopolymers or copolymers of ethylene with α-olefins by using the same. | 04-28-2011 |
20110172380 | NEW TRANSITION METAL CATALYTIC SYSTEMS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF ETHYLENE AND a-OLEFINS USING THE SAME - Provided are transition metal catalytic systems for preparing ethylene homopolymers or copolymers of ethylene with α-olefins. More specifically, provided are Group 4 transition metal catalysts, which is characterized in that the Group 4 transition metal catalyst comprises around the Group 4 transition metal a cyclopentadiene derivative, and at least one naphthoxide ligand(s) having aryl substituent(s) that function(s) as an electron donor and serve(s) to stabilize the catalyst system by surrounding an oxygen atom that links the ligand to the transition metal at 2-position, and there is no cross-linkage between the ligands; catalytic systems comprising such transition metal catalyst and aluminoxane cocatalyst or boron compound cocatalyst; and processes for preparing ethylene homopolymers or copolymers of ethylene with α-olefins by using the same. | 07-14-2011 |
20110319576 | PROCESS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF ETHYLENE WITH ALPHA-OLEFIN BY USING THE TRANSITION METAL COMPOUND - Provided are transition metal catalytic systems for preparing ethylene homopolymers or copolymers of ethylene with α-olefins. More specifically, provided are Group 4 transition metal catalysts, which is characterized in that the catalyst comprises around the Group 4 transition metal a cyclopentadiene derivative, and at least one aryloxide ligand(s) having a fluorenyl group or a derivative thereof (which is ready to be substituted at 9-position) that functions as an electron donor and serves to stabilize the catalytic system by surrounding an oxygen atom that links the ligand to the transition metal at ortho-position, and there is no cross-linkage between the ligands; catalytic systems comprising such transition metal catalyst and aluminoxane cocatalyst or boron compound cocatalyst; and processes for preparing ethylene homopolymers or copolymers of ethylene with α-olefins by using the same. | 12-29-2011 |
20120329965 | ADVANCED TRANSITION METAL CATALYTIC SYSTEMS IN TERMS OF COMONOMER INCORPORATIONS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF ETHYLENE AND A-OLEFINS USING THE SAME - Provided is a homogeneous catalytic system for use in preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, and more particularly a Group 4 transition metal compound in which a cyclopentadienyl derivative 3,4-positions of which are substituted with alkyls and an electron-donating substituent are crosslinked around a Group 4 transition metal. Also provided is a method of preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, having high molecular weight, under high-temperature solution polymerization conditions using the catalytic system including such a transition metal compound and a co-catalyst composed of an aluminum compound, a boron compound or a mixture thereof. The catalyst according to present invention has high thermal stability and enables the incorporation of α-olefin, and is thus effective in preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, having various properties, in industrial polymerization processes. | 12-27-2012 |
20130237674 | ADVANCED TRANSITION METAL CATALYTIC SYSTEMS IN TERMS OF COMONOMER INCORPORATIONS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF ETHYLENE AND ALPHA-OLEFINS USING THE SAME - Provided is a homogeneous catalytic system for use in preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, and more particularly a Group 4 transition metal compound in which a cyclopentadienyl derivative 3,4-positions of which are substituted with alkyls and an electron-donating substituent are crosslinked around a Group 4 transition metal. Also provided is a method of preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, having high molecular weight, under high-temperature solution polymerization conditions using the catalytic system including such a transition metal compound and a co-catalyst composed of an aluminum compound, a boron compound or a mixture thereof. The catalyst according to present invention has high thermal stability and enables the incorporation of α-olefin, and is thus effective in preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin, having various properties, in industrial polymerization processes. | 09-12-2013 |
Patent application number | Description | Published |
20100068883 | CMP SLURRY COMPOSITION FOR FORMING METAL WIRING LINE - Disclosed is CMP slurry, which includes a pyridine-based compound including at least two pyridinyl groups, and minimizes the occurrence of dishing and erosion of a wiring line. | 03-18-2010 |
20100151684 | SLURRY COMPOSITION FOR PRIMARY CHEMICAL MECHANICAL POLISHING AND CHEMICAL MECHANICAL POLISHING METHOD - The present invention relates to a slurry composition for primary chemical mechanical polishing that can show more improved WIWNU (Within Wafer Non-Uniformity) while exhibiting excellent polishing rate and polishing selectivity, and a chemical mechanical polishing method. The slurry composition for primary chemical mechanical polishing comprises an abrasive; an oxidant, an organic acid; a specific corrosion inhibitor, and, a polymeric additive comprising polyvinylpyrrolidone having weight average molecular weight of about 3000 to 100000, and has polishing selectivity of polishing rates between a copper layer:a tantalum layer of about 30:1 or more. | 06-17-2010 |
20100184291 | AQUEOUS SLURRY COMPOSITION FOR CHEMICAL MECHANICAL POLISHING AND CHEMICAL MECHANICAL POLISHING METHOD - The present invention relates to an aqueous slurry composition for chemical mechanical polishing that can show good polishing rate to the target layer, and yet has a high polishing selectivity and can maintain superior surface condition of the target layer after polishing, and a chemical mechanical polishing method. | 07-22-2010 |
20120064326 | POLYURETHANE RESIN COMPOSITION FOR MOUNTING PAD AND POLYURETHANE MOUNTING PAD USING THE SAME - This disclosure relates to a polyurethane resin composition for a mounting pad, including a polyurethane resin, C9-15 alkyl benzene sulfonic acid or a salt thereof, and a DMF solvent, and a polyurethane mounting pad using the same, whereby long and large pores may be uniformly formed thereinside to provide a mounting pad having low hardness, excellent compressibility, and a high compression modulus. | 03-15-2012 |
20120071068 | POLISHING PAD FOR CHEMICAL MECHANICAL POLISHING APPARATUS - This disclosure relates to a polishing pad for chemical mechanical polishing, having a shape where 3 or more semi-oval or semicircular curves that connect 2 valleys neighboring on the plane are connected, and including 2 or more modified patterns that are formed to a determined thickness on the polishing pad, wherein a peak of one modified pattern and a valley of another modified pattern neighboring thereto are sequentially located on the same line. The polishing pad may uniformly disperse slurry over the whole area during a polishing process to provide improved polishing uniformity, and appropriately control residence time of the slurry to increase polishing rate. | 03-22-2012 |
20120094490 | Slurry For Chemical Mechanical Polishing - The present invention relates to a slurry for chemical mechanical polishing, comprising an abrasive; an oxidant; an organic acid; and a polymeric additive comprising polyolefin-polyalkyleneoxide copolymer, wherein the polyolefin-polyalkyleneoxide copolymer comprises a polyolefin repeat unit and two or more polyalkyleneoxide repeat units, and at least one polyalkyleneoxide repeat unit is branched. | 04-19-2012 |
20120270399 | SLURRY COMPOSITION FOR CMP, AND POLISHING METHOD - The present invention relates to a CMP slurry composition comprising an abrasive particle; a dispersant; an ionic polymer additive; and a non-ionic polymer additive including a polyolefin-polyethylene glycol copolymer including at least two polyethylene glycol repeat unit as a backbone and at least a polyethylene glycol repeating unit as a side chain, and a polishing method with using the slurry composition. The CMP slurry composition shows a low polishing rate to a single-crystalline silicon layer or a polysilicon layer and a high polishing rate to a silicon oxide layer, resulting in having an excellent polishing selectivity. | 10-25-2012 |
20130018118 | POLY-URETHANE RESIN AND POLY-URETHANE ABSORBING PAD USING THE SAMEAANM CHOI; Sang-SoonAACI DaejeonAACO KRAAGP CHOI; Sang-Soon Daejeon KRAANM TAE; Young-JiAACI Gwacheon-siAACO KRAAGP TAE; Young-Ji Gwacheon-si KRAANM SHIN; Dong-MokAACI DaejeonAACO KRAAGP SHIN; Dong-Mok Daejeon KRAANM YOON; Keong-YeonAACI SeoulAACO KRAAGP YOON; Keong-Yeon Seoul KRAANM KIM; Na-RiAACI SeoulAACO KRAAGP KIM; Na-Ri Seoul KRAANM AHN; Byeong-InAACI DaejeonAACO KRAAGP AHN; Byeong-In Daejeon KR - The present invention relates to a polyurethane resin composition including a first polyurethane resin and a second polyurethane resin that are different from each other in their compositions, an organic solvent, and a surfactant, and a polyurethane mounting pad manufactured from the resin composition. | 01-17-2013 |
20140206784 | POLYURETHANE RESIN COMPOSITION FOR SUPPORT PAD AND POLYURETHANE SUPPORT PAD USING THE SAME - The present invention relates to a polyurethane resin composition for a support pad including a polyurethane resin, a DMF solvent, an anionic surfactant, and polyethylene glycol (PEG), and a polyurethane support pad including the polyurethane resin composition for a support pad. According to the present invention, long and large pores may be uniformly formed therein, and thus a support pad having an excellent compression rate and compression recovery rate may be provided. | 07-24-2014 |
Patent application number | Description | Published |
20090146948 | Apparatus for Providing Sensing Information - The invention relates to an apparatus for providing sensing information which includes a surface-sensing information combiner for collecting tactile sensing information on a surface of an object and accompanying sensing information attendant on the tactile sensing information of the surface of the object to produce surface-sensing information or edit the produced surface-sensing information. The apparatus also includes a surface-sensing information board for providing an environment for the surface-sensing information of the object to allow a user to perceive the surface-sensing information of the object. The apparatus further includes a surface-sensing information reproducer for reproducing the tactile sensing information and the accompanying sensing information of the object to be sensed by the user. | 06-11-2009 |
20100174729 | SYSTEM AND METHOD OF RECOLLECTION USING THE SEARCH OF RECORDS OF THE PAST - A system of recollection using the search of records of the past, includes a database (DB) device storing records of individual's past events and things, a search computing device for making a search request in response to a user's request, a server computing device for searching the DB device in response to the search request to extract result data, and a presentation computing device for integrating and presenting the result data extracted from the server computing device by using multisensory elements. | 07-08-2010 |
20100274774 | DIGITAL DATA TAGGING APPARATUS, SYSTEM AND METHOD FOR PROVIDING TAGGING AND SEARCH SERVICE USING SENSORY AND ENVIRONMENTAL INFORMATION - Provided are a digital data tagging apparatus for generating sensory and environmental information as a tag and endowing digital data with the sensory and environmental information that is automatically extracted using sensory sensor data and environmental sensor data, all of which are sensed by humans through their sensory organs, and a system and method for providing a tagging and search service using sensory and environmental information. The digital data tagging apparatus, and the system and method for providing a tagging and search service may be useful to enable users to search and use digital data more effectively and abundantly through the later use of the sensory and environmental information by collectively recognizing sensory and environmental information and automatically or manually endowing digital data with the recognized sensory and environmental information as a tag, wherein the sensory and environmental information are sensed by humans through their sensory sensors such as an olfactory sensor, a taste sensor and a tactile sensor; an environmental sensor such as temperature, humidity, illumination intensity and wind speed sensors, etc., as well as a camera or a mic. | 10-28-2010 |
20110069974 | TEXTILE-TYPEINTERFACE DEVICES FOR OPTICAL COMMUNICATION IN WEARABLE COMPUTING SYSTEM - Both ends of an interface may each be configured by an interface device including a light emitting unit that emits light into a textile, a light diffusion unit that widely diffuses the emitted light onto the textile and extends a light receiving range of a light receiving unit, and a light receiving unit for receiving an optical signal of the other party unlike the existing method using electromagnetic inductive coupling in the wearable computing system and a method of performing communication by using light such as infrared rays, visible light, laser, or the like as a medium is provided. | 03-24-2011 |
20110254810 | USER INTERFACE DEVICE AND METHOD FOR RECOGNIZING USER INTERACTION USING SAME - A user interface device includes a frame replacement unit configured to replace a frame of an input image signal by a pattern frame at a frame time; a projector module configured to project an image of the image signal with the pattern frame onto a target; an image acquisition unit configured to capture a pattern image of the pattern frame from the image projected onto the target; and an image recognition unit configured to recognize a user interaction by using the captured pattern image. | 10-20-2011 |
20120154133 | HAPTIC FEEDBACK CASE FOR ELECTRONIC EQUIPMENT - Disclosed is a haptic feedback case for electronic equipment, including: a main body configured to accommodate the electronic equipment; a communication unit configured to receive haptic generation information from the electronic equipment; a filmy type actuator configured to generate haptic sensations; and a control unit configured to operate the film type actuator according to the haptic generation information input from the communication unit. | 06-21-2012 |
20120154134 | APPARATUS AND METHOD FOR PROVIDING VISUAL-HAPTIC INFORMATION, AND BUTTON HAVING THE SAME - A button for providing visual-haptic information includes a visual-haptic variable button that adaptively provides various types of visual-haptic information according to input of information to an electronic apparatus. The visual-haptic variable button includes a visual information output part that adaptively changes various types of button icons according to manipulation and touch of the visual-haptic variable button for the input of information, thereby outputting visual information, and a haptic information output part that adaptively changes various types of sense of button manipulation and sense of button touch according to the manipulation and touch of the visual-haptic variable button, thereby outputting haptic information. At least one visual-haptic variable button is provided in the electronic apparatus for the input of information. | 06-21-2012 |
20120154286 | APPARATUS AND METHOD FOR PROVIDING VISUAL-HAPTIC INFORMATION, AND TERMINAL HAVING THE SAME - A terminal for providing visual-haptic information includes a visual-haptic keypad that displays and provides the visual-haptic information. The visual-haptic keypad includes: a button frame of a plurality of buttons provided in the visual-haptic keypad; a visual display layer positioned under the button frame in a vertical direction on a basis of the button frame; and a haptic display layer positioned under the visual display layer in the vertical direction on the basis of the button frame. The button frame and the visual display layer are fixedly bonded to boundary portions of the plurality of buttons. | 06-21-2012 |
20120162140 | METHOD AND APPARATUS FOR USER INTERACTION USING PATTERN IMAGE - A user interaction apparatus using a pattern image includes: an image output unit for outputting a general image on a display region; a laser radiating unit for radiating laser beams for a pattern image; a pattern image forming unit for forming the pattern image by using the laser beams; a pattern image output unit for outputting the pattern image by overlapping the same on the display region of the general image; and an image acquiring unit for capturing the pattern image output on the display region. The apparatus further includes: an image recognizing unit for recognizing a user input by performing an image processing on the pattern image captured by the image acquiring unit. | 06-28-2012 |
20120306790 | FILM TYPE APPARATUS FOR PROVIDING HAPTIC FEEDBACK AND TOUCH SCREEN INCLUDING THE SAME - A film type apparatus for providing haptic feedback and a touch screen including the same are provided. In the film type apparatus, a plurality of unit haptic feedback providing apparatuses are arranged in an array. Each of the unit haptic feedback providing apparatuses includes a lower electrode, a lower charge capacitive member disposed on the lower electrode, an upper charge capacitive member disposed apart from the lower charge capacitive member, a spacer disposed between the lower and upper charge capacitive members to separate the lower and upper charge capacitive members, an upper electrode disposed on the upper charge capacitive member, and a charge supply unit connected to the lower and upper electrodes to supply electric charge. | 12-06-2012 |
20120320092 | METHOD AND APPARATUS FOR EXHIBITING MIXED REALITY BASED ON PRINT MEDIUM - An apparatus for exhibiting mixed reality based on a print medium includes a command identification module and a content reproduction module. The command identification module identifies a hand gesture of a user performed on a printer matter in the print medium to recognize a user input command corresponding to the hand gesture. The content reproduction module provides a digital content corresponding to the printed matter onto a display area on the print medium. | 12-20-2012 |
20120327038 | METHOD AND APPARATUS FOR SENSING TOUCH INPUT USING ILLUMINATION SENSORS - Disclosed are a method and an apparatus for sensing touch input using illumination sensors. The apparatus includes: a touch pad on which at least one illumination sensor is arranged; and a controller collecting sensor values of the at least one illumination sensor to perform touch recognition suitable for a present illumination environment. | 12-27-2012 |
20130044054 | METHOD AND APPARATUS FOR PROVIDING BARE-HAND INTERACTION - An apparatus for providing bare-hand interaction includes a pattern image projecting unit for projecting a pattern image of structured light onto a projection zone and an image projection unit for projecting an image of digital contents onto a projection zone. The pattern image is captured from the projection zone by a pattern image capturing unit and processed by an image recognizing unit in order to recognize a user input interacted with the projected contents image. The apparatus then generate a system event corresponding to the recognized user input to control an application program in accordance with the event. | 02-21-2013 |
20130088339 | ELECTRONIC DEVICE CASE FOR PROVIDING TACTILE FEEDBACK AND OPERATING METHOD THEREOF - Disclosed are an electronic device case for providing tactile feedback and an operation method thereof. The electronic device case for providing tactile feedback, includes: a communication interface unit receiving a control signal from an electronic device according to an operation of the electronic device; an actuator driver generating an electric signal corresponding to preset tactile pattern data according to the received control signal; and one or more film type actuators provided to contact the actuator driver and varying physical properties according to the control signal. | 04-11-2013 |
20140292501 | APPARATUS AND METHOD FOR PROVIDING HAPTIC EFFECT USING SOUND EFFECT - Disclosed herein are an apparatus and method for providing a haptic effect using a sound effect. The apparatus includes an audio filter storage unit, an acquisition unit, an analysis unit, a message configuration unit, and a haptic output unit. The audio filter storage unit stores a plurality of adaptive audio filters. The acquisition unit obtains sound effects output by an electronic device in response to an application or a user input event. The analysis unit analyzes the frequency components of each of the sound effects. The message configuration unit detects at least one of the adaptive audio filters from the audio filter storage unit, and generates a haptic output message, corresponding to the sound effect. The haptic output unit outputs a haptic effect based on the haptic output message. The adaptive audio filter dynamically varies depending on the application or the user input event. | 10-02-2014 |
20150086046 | FEEDBACK PROVIDING MODULE, FEEDBACK PROVIDING APPRATUS, AND FEEDBACK PROVIDING METHOD - Disclosed herein are a feedback providing module, a feedback providing apparatus, and a feedback providing method. The feedback providing module includes: an upper plate part generating a vibration; a lower plate part inducing the vibration of the upper plate part; and a feedback controlling unit applying first to fourth voltages having different levels to the upper and the lower plate part in response to feedback control signals and varying the levels of the first to fourth voltages to control the upper and the lower plate part to generate at least one of a sound and a vibration. | 03-26-2015 |
Patent application number | Description | Published |
20110114873 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20110114874 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 05-19-2011 |
20110117662 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20130196232 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 08-01-2013 |
20130248758 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-26-2013 |
20130334457 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-19-2013 |
20140246620 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-04-2014 |
20140302615 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 10-09-2014 |
20140353545 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-04-2014 |
20150034865 | PRECURSOR FOR PREPARATION OF LITHIUM COMPOSITE TRANSITION METAL OXIDE AND METHOD OF PREPARING THE SAME - Disclosed are a transition metal precursor for preparation of a lithium composite transition metal oxide, the transition metal precursor including a composite transition metal compound represented by Formula 1 below and a hydrocarbon compound, and a method of preparing the same: | 02-05-2015 |
20150069293 | PRECURSOR FOR PREPARING OF LITHIUM COMPOSITE TRANSITION METAL OXIDE - Disclosed is a precursor for preparing a lithium composite transition metal oxide. More particularly, a transition metal precursor, including a composite transition metal compound represented by Formula 1 below, used to prepare a lithium transition metal oxide: | 03-12-2015 |
20150079473 | HIGH VOLTAGE POSITIVE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - Disclosed are a cathode active material for high voltage and a lithium secondary battery including the same. More particularly, a cathode active material including spinel-type compound particles having a composition represented by Formula 1 below; and metal oxides or metal hydroxides present on surfaces of the spinel-type compound particles, and a lithium secondary battery including the same. | 03-19-2015 |
20150079474 | HIGH VOLTAGE POSITIVE ACTIVE MATERIAL AND METHOD FOR PREPARING THE SAME - Disclosed herein is a high voltage cathode active material and a method for preparing the same. The cathode active material includes particles of a spinel-type compound having a composition represented by Formula (1) and a carbon-based material present on surfaces of the particles of the spinel-type compound: | 03-19-2015 |
Patent application number | Description | Published |
20090286527 | Apparatus and a method for service continuity between umts network and wlan network - Service continuity is provided between a 3GPP network and a non-3GPP network. When a mobile station having accepted service in the 3GPP network moves to the non-3GPP network or returns from the non-3GPP network to the 3GPP network, an interworking gateway is interworked with a GGSN through a universal tunnel using a packet data network, and accordingly a mobile subscriber may accept seamless service. | 11-19-2009 |
20100254333 | METHOD OF TRANSMITTING AND RECEIVING RANDOM ACCESS RESPONSE INFORMATION IN RADIO COMMUNICATION SYSTEM, AND BASE STATION AND TERMINAL THEREOF - The present invention relates to a method of transmitting/receiving random access response information in a radio communication system, and a base station and a terminal thereof. According to the invention, in a case where a base station of a radio communication system transmits response information for random access processing requested from terminals, the base station determines whether to transmit non-contention-based response information and contention-based response information for each of one or more terminals, which requests random access, by one radio resource. When determining to be transmitted by one radio resource, the base station transmits the random access response information configured by the non-contention-based response information and the contention-based response information for each of one or more terminals. In addition, when determining to be transmitted by separate radio resources, the base station transmits the random access response information configured by the non-contention-based response information or the contention-based response information for each of one or more terminals. Accordingly, since the response information is efficiently configured from the point of view of allocation and utilization of radio resources, it can support variable and flexible utilization of physical layer radio resources. | 10-07-2010 |
20110050631 | TOUCH SENSOR - A touch sensor includes a plurality of operation patterns arranged in a first axis direction and supplied with a voltage, a dielectric material layer formed over the plurality of operation patterns, and a plurality of sense patterns formed over the dielectric material layer and arranged in a second axis direction to cross the first axis direction. At least one of the plurality of sense patterns has a parallel structure in which the sense pattern is separated into two or more lines, and the separated sense patterns are recombined once or more. A touch screen having a low resistance value can be obtained. | 03-03-2011 |
20110163768 | TOUCH SCREEN DEVICE, CAPACITANCE MEASURING CIRCUIT THEREOF, AND METHOD OF MEASURING CAPACITANCE - According to the present invention, a charging and discharging circuit is electrically connected to an operation signal line and a detection signal line, and repeats a charging and discharging operation of a node capacitor. The present invention also includes an integration capacitor electrically connected to the detection signal line and an integration circuit charging the integration capacitor to a unit charging voltage every charging and discharging operation of the node capacitor such that the integration capacitor is charged to a first voltage that is integrated according to a charging and discharging number. The integration circuit may include a reset switch electrically connected to the integration capacitor and discharging the first voltage integrated and charged to the integration capacitor for initializing. | 07-07-2011 |
20110273400 | INTEGRATOR CIRCUIT WITH INVERTING INTEGRATOR AND NON-INVERTING INTEGRATOR - A switched capacitor integrator circuit is disclosed. The switched capacitor integrator circuit comprises an inverting switched capacitor integrator circuit, and a non-inverting switched capacitor integrator circuit connected to the inverting switched capacitor integrator circuit. A sampling capacitor of the inverting switched capacitor integrator circuit is shared by the non-inverting switched capacitor integrator circuit. | 11-10-2011 |
20130201154 | TOUCH SCREEN DEVICE, AND DRIVING DEVICE AND DRIVING METHOD FOR TOUCH PANEL - A driving circuit outputs driving waveforms to operation signal lines. The waveforms are formed by combining a first-mode waveform for charging a node capacitor with a positive voltage and a second-mode waveform for charging the node capacitor with a negative voltage in a predetermined binary sequence. A sensing circuit is electrically connected with a plurality of sense signal lines and measures sense voltages delivered to one integration capacitor from a plurality of node capacitors which are electrically connected with the sense signal lines. A sense detector adds or subtracts the sense voltages which are measured by the sensing circuit at driving time points to measure capacitances of the node capacitors. Accordingly, an autocorrelation technique which is generally used in communication systems is applied to driving a touch screen device. | 08-08-2013 |
20140028291 | SENSOR FOR MEASURING TILT ANGLE BASED ON ELECTRONIC TEXTILE AND METHOD THEREOF - Disclosed are a sensor for measuring a tilt angle based on electronic textile according to the present invention and a method thereof. A sensor for measuring a tilt angle based on electronic textile according to the present invention includes a plurality of textile electrodes disposed at predetermined uniform intervals on a textile surface; a textile conductive wire of which one end is connected to a center between the plurality of textile electrodes; and a metal bead connected to another end of the textile conductive wire to thereby be connected to the textile surface. | 01-30-2014 |
20140043290 | TOUCH SCREEN DEVICE - A capacitive type touch screen device according to an exemplary embodiment of the present invention includes a plurality of driving electrodes and a plurality of sensing electrodes overlapped with the plurality of driving electrodes, at least one driving electrode includes a plurality of cells and a plurality of connecting lines, and the plurality of cells are mutually connected through the plurality of connecting lines. | 02-13-2014 |
20140334671 | OBJECT RECOGNITION APPARATUS AND METHOD - An object recognition apparatus and method are disclosed. The object recognition apparatus includes: a skin color DB storing skin color information; a pattern light generator that irradiates a pattern light onto an object, which is a part of a human body; an image acquisition unit that receives the pattern light reflected from the object and generates a pattern light image of the object; and an operation unit that recognizes the object based on the skin color information and the pattern light image. | 11-13-2014 |
Patent application number | Description | Published |
20090089812 | System and method for controlling synchronization of media and multi-devices for single-media multi-device media service - Provided is a system and method for controlling synchronization of media and multi-devices for an SMMD media service. The system includes a metadata managing unit and a synchronization controlling unit. The metadata managing unit analyzes ne-media to extract metadata. The synchronization controlling unit constructs a synchronization information table to store control data extracted from the metadata, and controls one or more devices for media reproduction on the basis of the synchronization information table. Optimal connectable devices are mapped according to device attributes and synchronization information extracted from metadata of ne-media and the results are controlled according to the contents of media, thereby maximizing the effect of vivid media reproduction. | 04-02-2009 |
20110137137 | SENSING DEVICE OF EMOTION SIGNAL AND METHOD THEREOF - The present invention relates to a sensing device of an emotion signal and a method thereof capable of recognizing and analyzing the change in emotion by collecting at least one of the bio signals and peripheral environmental signals, guiding the state of emotion to a user, and sharing emotion information with authorized persons and communicating it between them. The sensing device of the emotion signal according to the embodiment of the present invention includes a sensing signal processor that senses a plurality of bio signals and peripheral environment signals of a user; an emotion signal processor that generates emotion signals representing the emotional state of the user for each of the sensed bio signals and collects the emotion signals to generate an emotion index; and an emotion signal communication unit that optionally transmits the emotion signals and the emotion index to external authorized devices. | 06-09-2011 |
20110144452 | APPARATUS AND METHOD FOR DETERMINING EMOTIONAL QUOTIENT ACCORDING TO EMOTION VARIATION - The present invention relates to an apparatus and a method for determining emotional quotient according to emotional variation. The method for determining emotional quotient according to emotional variation includes sensing bio signals and environmental signals from a plurality of sensors; defining an emotional variation threshold value for each signal sensed at the sensing; extracting the emotional signal by analyzing the bio signals and inferring the emotional quotient for each bio signal based on the extracted emotional signal and the environmental signals; determining the emotional variation threshold values and the emotional quotient based on the inference results of the emotional quotient; and evaluating the determined emotional quotient. With the present invention, it can provide the emotional care service capable of informing and communicating the true emotional state of the person to user. | 06-16-2011 |
20110172992 | METHOD FOR EMOTION COMMUNICATION BETWEEN EMOTION SIGNAL SENSING DEVICE AND EMOTION SERVICE PROVIDING DEVICE - Provided are a method for emotion communication to share a user's emotions between an emotion signal sensing device and an emotion service providing device. The method for emotion communication includes: the emotion signal sensing device's sensing biological and environmental information of the user and generating an emotion signal and emotion information of the user based on the biological and environmental information; establishing an emotion communication connection with the emotion service providing device; transmitting the emotion signal and the emotion information to the emotion service providing device by the emotion communication connection establishment; and breaking the connection with the emotion service providing device | 07-14-2011 |
20110207449 | SYSTEM AND METHOD FOR AUTOMATICALLY SETTING ENVIRONMENT OF USER TERMINAL - A system for automatically setting an environment of a user terminal includes a space and context-aware device for sensing a space and a context using a plurality of sensors, defining environment setting information corresponding to the sensed space and context, and sending the defined environment setting information to a user terminal, thereby requesting environment setting or release. Further, the system for automatically setting an environment of a user terminal includes a user terminal for changing environment setting mode while communicating with the space and context-aware device and automatically changing to a status corresponding to the environment setting information when the environment setting information is received. | 08-25-2011 |
20110246072 | DIGITAL INTERIOR SYSTEM AND METHOD FOR CONTROLLING THE SAME - A digital interior system includes a sensitivity-space-environment detection engine for collecting sensitivity information, space related information, or environmental information about an interior space. Further, the digital interior system includes an interior content generation system for generating interior content about each of objects in the interior space based on the sensitivity information, space related information or environmental information collected by the sensitivity-space-environment detection engine. Furthermore, the digital interior system includes a digital interior construction system for performing interior construction using each of pieces of interior content generated by the interior content generation system. | 10-06-2011 |
20110294539 | DUAL MODE TERMINAL FOR SUPPORTING ACCESS IN DIFFERENT NETWORK, NETWORK APPARATUS AND OPERATION METHOD THEREOF - Provided are a dual mode terminal for supporting an access in a different network, a network apparatus, and an operation method thereof. The dual mode terminal may include: an interface to receive first network information from a first network apparatus and to receive second network information from a second network apparatus in response to each network information request; a selection unit to select a single network apparatus based on the first network information and the second network information; and a processing unit to transmit a call connection request to the selected network apparatus, and to control a communication with the selected network apparatus depending on whether the selected network apparatus allows a call connection. | 12-01-2011 |
20120016290 | LED-BASED SKIN TREATMENT SYSTEM AND METHOD - Provided are an LED-based skin treatment system capable of performing a skin treatment in consideration of individuals' respective skin properties and a reaction of skin to a change in a patient's emotional state by using an LED light source, and a method thereof. The LED-based skin treatment system includes a skin diagnosis unit ascertaining a patient's skin properties and an extent of a skin reaction to a change in a patient's emotional state by using multiple sensors, and diagnosing a skin lesion and an extent thereof and a skin lesion occurrence location; a skin treatment unit controlling an output state of an LED light source according to the skin lesion and the extent thereof and the skin lesion occurrence location; and a hardware control unit driving the multiple sensors and the LED light source. | 01-19-2012 |
20120308971 | EMOTION RECOGNITION-BASED BODYGUARD SYSTEM, EMOTION RECOGNITION DEVICE, IMAGE AND SENSOR CONTROL APPARATUS, PERSONAL PROTECTION MANAGEMENT APPARATUS, AND CONTROL METHODS THEREOF - An emotion recognition device includes a user interface configured to display input-related menus and receive a control command; and a sensing unit configured to sense a bio-signal of a user or a surrounding environment signal of the user using at least one sensor. Further, the emotion recognition device includes an emotion recognition management unit configured to determine based on the sensed signal whether a transition to a danger emotional signal or a criminal emotional signal for the user has occurred, and then requesting tracking emotion recognition. Furthermore, the emotion recognition device includes a dangerous and criminal situation action unit configured to request emotion recognition handling of a dangerous or criminal situation depending on a danger or criminal emotion. | 12-06-2012 |
20130054090 | EMOTION-BASED VEHICLE SERVICE SYSTEM, EMOTION COGNITION PROCESSING APPARATUS, SAFE DRIVING SERVICE APPARATUS, AND EMOTION-BASED SAFE DRIVING SERVICE METHOD - An emotion-based vehicle service system for safe driving includes a multi-emotion sensor node configured to sense emotion information of a driver and passenger in a vehicle and condition information of the vehicle. The emotion-based vehicle service system further includes an emotion cognition processing apparatus configured to analyze sensing information provided from the multi-emotion sensor node to generate emotion cognition information, and a safe driving service apparatus configured to provide an emotion-based safe driving service depending on the emotion cognition information. | 02-28-2013 |
20140309933 | APPARATUS AND METHOD FOR PROVIDING ROUTE GUIDANCE BASED ON EMOTION - An apparatus and method are disclosed for providing route guidance based on emotion. The apparatus includes an emotion information acquisition unit, a route information calculation unit, and a route guidance unit. The emotion information acquisition unit obtains information about a user's emotion using an emotion acquisition sensor. The route information calculation unit calculates emotion route information using the obtained emotion information and map information. The route guidance unit provides route guidance to the user using the calculated emotion route information. | 10-16-2014 |
Patent application number | Description | Published |
20100020874 | SCALABLE VIDEO DECODER AND CONTROLLING METHOD FOR THE SAME - A scalable video decoder and a controlling method thereof are provided. A method of controlling a scalable video decoder includes: determining whether a macro block mode of an upper layer is an interlayer prediction mode when decoding a scalable video; when the macro block mode of the upper layer is determined as the interlayer prediction mode, determining an up-sampling operation is required to thereby either perform texture up-sampling using corresponding macro block information of a lower layer and neighboring pixel information, or perform residual up-sampling using the corresponding macro block information of the lower layer; and decoding the upper layer using the texture up-sampling or the residual up-sampling. | 01-28-2010 |
20100202511 | METHOD FOR REDUCING ARBITRARY-RATIO UP-SAMPLING OPERATION USING CONTEXT OF MACROBLOCK, AND METHOD AND APPARATUS FOR ENCODING/DECODING BY USING THE SAME - Disclosed are a method for effectively up-sampling an image using information of neighboring blocks, and a method and apparatus of scalable video encoding/decoding using the same. The method for up-sampling a low resolution image corresponding to a high resolution image having an arbitrary image up-sampling ratio includes determining whether the low resolution image is inter-mode data, and performing an image up-sampling adaptively according to a macroblock mode of the low resolution image, when the low resolution image is the inter-mode data. | 08-12-2010 |
20100208797 | DISTRIBUTED VIDEO ENCODER AND DECODER, AND DISTRIBUTED VIDEO ENCODING AND DECODING METHOD - A distributed video encoder and decoder and a distributed video encoding and decoding method through a symmetrical motion prediction and channel division are provided. Side information may be generated through the symmetrical motion prediction, and only a portion, which is significantly distorted, may be encoded and decoded into a channel code through an evaluation of the side information and thus, a configuration of the distributed video decoder may be simplified. | 08-19-2010 |
20110069763 | SCALABLE VIDEO ENCODING/DECODING METHOD AND APPARATUS FOR INCREASING IMAGE QUALITY OF BASE LAYER - Provided are a scalable video encoding/decoding method and apparatus, which may improve an image quality of a base layer while not using an anti-aliasing filter. The scalable video decoding apparatus includes an entropy decoding unit to decode an image received from an encoding apparatus, a de-blocking filter to reduce a block distortion of the decoded image, a motion compensation unit to apply a motion compensation scheme to an image passing through the de-blocking filter, a half-pel filter to apply a half-pel compensation scheme to an image where the motion compensation scheme is applied by the motion compensation unit, and an output unit to output an image where the half-pel compensation scheme is applied by the half-pel filter. | 03-24-2011 |
20110154150 | FAST STOCHASTIC DECODE METHOD FOR LOW DENSITY PARITY CHECK CODE - Provided is a fast stochastic decoding method for a low density parity check (LDPC) code. The decoding method may include decoding the LDPC code based on an LDPC decoding scheme, using a message expressed by a log-likelihood ratio (LLR) value. | 06-23-2011 |
20110228854 | APPARATUS AND METHOD FOR ENCODING/DECODING A VIDEO SIGNAL - Provided is an apparatus and method for encoding and decoding a video signal. A video signal encoding apparatus may include: a reference image storage unit to store a reference image; a template motion estimation unit to estimate a motion between an input image and the reference image using a template, and to generate motion estimation information; an adaptive motion compensation unit to generate a predicted image using the motion estimation information and the reference image, to calculate a filter coefficient with respect to the predicted image using the template, and to filter the predicted image using the filter coefficient; a transformation and quantization unit to perform integer-transformation and quantization for a differential image that is a difference between the input image and the filtered predicted image; and an entropy encoding unit to entropy encode the quantized differential image and to output an image stream. | 09-22-2011 |
20120288002 | METHOD AND APPARATUS FOR COMPRESSING VIDEO USING TEMPLATE MATCHING AND MOTION PREDICTION - Provided is an apparatus and method for motion estimation using a template that is generated by applying an intra-prediction. A template including intra-prediction information of a current block may be generated, and an optimal predicted range may be retrieved by performing a template matching using the template. | 11-15-2012 |
20130291011 | TRANSCODING SERVER AND METHOD FOR OVERLAYING IMAGE WITH ADDITIONAL INFORMATION THEREIN - A transcoding server is provided, and the transcoding server includes a receiving unit configured to receive image data and additional information via a communication network; an additional middleware configured to process the received additional information; a decoding unit configured to decode the received image data; an overlay-mixer configured to generate integrated image data by overlaying the decoded image data with the processed additional information; an encoding unit configured to encode the generated integrated data image; and a transmitting unit configured to transmit the encoded integrated image data to one or more terminals. | 10-31-2013 |
20140055471 | METHOD FOR PROVIDING SCALABLE REMOTE SCREEN IMAGE AND APPARATUS THEREOF - An apparatus and a method for providing a scalable remote screen image are provided. The method for providing a scalable remote screen image includes separating a remote screen image into an image and a graphic command; compressing the separated image using a scalable video encoder; and transmitting the compressed image and the separated graphic command to a client terminal, separately. | 02-27-2014 |
20140082052 | DATA REDIRECTION SYSTEM AND METHOD FOR PROVIDING DATA REDIRECTION SERVICE - A data redirection system and a method of providing a data redirection service are provided. The data redirection system includes a thin-client terminal configured to be connected to a local peripheral device and receive multimedia data from the local peripheral device; and a redirection server configured to be connected to the thin-client terminal via a network, receive the multimedia data from the thin-client terminal, execute the multimedia data in an application program and transmit an execution result screen displaying the result of the execution to the thin-client terminal. | 03-20-2014 |
Patent application number | Description | Published |
20090157372 | METHOD AND APPARATUS FOR MODELING SOURCE-DRAIN CURRENT OF THIN FILM TRANSISTOR - Provided are a method and apparatus for modeling source-drain current of a TFT. The method includes receiving sample data, the sample data including a sample input value and a sample output value; adjusting modeling variables according to the sample data; calculating a current model value according to the adjusted modeling variables; when a difference between the calculated current model value and the sample output value is smaller than a predetermined threshold value, fitting a current model by applying the adjusted modeling variables to the current model; applying actual input data to the fitted current model; and outputting a result value corresponding to the actual input data, wherein the current model is a model for predicting the source-drain current of the TFT. | 06-18-2009 |
20100006837 | COMPOSITION FOR OXIDE SEMICONDUCTOR THIN FILM, FIELD EFFECT TRANSISTOR USING THE COMPOSITION AND METHOD OF FABRICATING THE TRANSISTOR - Provided are a composition for an oxide semiconductor thin film, a field effect transistor using the same and a method of fabricating the field effect transistor. The composition includes an aluminum oxide, a zinc oxide, an indium oxide and a tin oxide. The thin film formed of the composition is in amorphous phase. The field effect transistor having an active layer formed of the composition can have an improved electrical characteristic and be fabricated by a low temperature process. | 01-14-2010 |
20100019239 | METHOD OF FABRICATING ZTO THIN FILM, THIN FILM TRANSISTOR EMPLOYING THE SAME, AND METHOD OF FABRICATING THIN FILM TRANSISTOR - Provided are a method of fabricating a zinc-tin-oxide (ZTO) thin film, a thin film transistor employing the same, and a method of fabricating a thin film transistor. The method of fabricating a ZTO thin film includes depositing zinc oxide and tin oxide at a deposition temperature of 450° C. or lower so that a zinc-to-tin atomic ratio is 4:1 or greater, to form an amorphous ZTO thin film. In the thin film transistor, the ZTO thin film is used as a channel layer. | 01-28-2010 |
20100158056 | SEMICONDUCTOR LASER DEVICE - Provided is a semiconductor laser device including: a gain area where multi-wavelength lights are generated and gain are provided; a first reflection area where among the multi-wavelength lights, a first-wavelength light is reflected to the gain area in response to a first selection signal; a second reflection area where among the multi-wavelength lights, a second-wavelength light is reflected to the gain area; and a phase control area where a phase of the second-wavelength light is shifted in response to a phase control signal, the phase control area being disposed between the first reflection layer and the second reflection layer. | 06-24-2010 |
Patent application number | Description | Published |
20110038335 | METHOD AND APPARATUS FOR MULTIPLEXING DATA - A method of multiplexing data of a terminal is provided. The method comprises receiving uplink resource allocation information about a service specific identifier for a specific service and information for the specific service comprising a radio bearer (RB) list to be transmitted through resources that are allocated according to the uplink resource allocation information from a base station and multiplexing data of the RB list to the allocated resources. | 02-17-2011 |
20110069837 | METHOD OF TRANSMITTING USER MESSAGE, TERMINAL AND BASE STATION USING THE METHOD - When transmitting a user message, in a call setting period of a base station and a terminal and a radio connection state between a base station and a terminal, whenever a data transmittable channel resource is available, user messages of an amount corresponding to the available channel resource are transmitted. Therefore, user messages can be divided and transmitted according to an available channel in a call setting period. | 03-24-2011 |
20110070880 | METHOD FOR HANDOVER IN MULTI-CARRIER SYSTEM - When a terminal moves from a serving cell to a target cell, the carrier in use is switched to the primary carrier of the serving cell and then handed over to the target cell. Hereupon, handover is performed by switching the carrier used by the terminal operating with the primary carrier of the serving cell to the primary carrier of the target cell to perform handover. When the terminal has fully entered the target cell, the best carrier is selected from among the carriers available to the target cell, thus allowing the terminal to perform frequency conversion to the best carrier. | 03-24-2011 |
20140106768 | METHOD OF TRANSMITTING USER MESSAGE, TERMINAL AND BASE STATION USING THE METHOD - When transmitting a user message, in a call setting period of a base station and a terminal and a radio connection state between a base station and a terminal, whenever a data transmittable channel resource is available, user messages of an amount corresponding to the available channel resource are transmitted. Therefore, user messages can be divided and transmitted according to an available channel in a call setting period. | 04-17-2014 |
20140169265 | COMMUNICATION METHOD OF BASE STATION AND TERMINAL IN COMMUNICATION SYSTEM INCLUDING RELAY - A communication method of a terminal and a base station including a relay is provided. When the terminal attempts a connection to the base station, relays on a communication path include and transmit identifiers thereof in a first message, and the relays and the base station can simply set a communication path to the terminal. When the base station transmits data to the terminal, if the base station includes and transmits an identifier of the terminal in the data, each relay that is located on a communication path forwards data through a preset communication path. | 06-19-2014 |
Patent application number | Description | Published |
20110038313 | ENHANCED COMMUNICATION APPARATUS FOR PROVIDING ENHANCED CONCATENATION, SEGMENTATION AND REASSEMBLY OF SERVICE DATA UNITS - Provided is an enhanced communication apparatus. The enhanced communication apparatus may enable a Packet Data Convergence Protocol (PDCP) layer unit to perform a part of a concatenation function, a segmentation function, and a reassembly function of a Radio Link Control (RLC) layer unit that is a sublayer of Layer 2, and may decrease a number of Packet Data Convergence Protocol Packet Data Units (PDCP PDUs) to be processed by the RLC layer unit. | 02-17-2011 |
20110080885 | APPARATUS AND METHOD FOR MANAGEMENT OF EXTENSION CARRIER IN BASE STATION - Provided are an extension carrier managing apparatus of a base station and a method thereof. When an extension carrier is to be added in a terminal, the extension carrier managing apparatus may compare propagation characteristics of available extension carriers with a propagation characteristic of a stand-alone carrier being used by a terminal, and may set an extension carrier having a transmission range being less than or equal to the stand-alone carrier, and has a penetration loss being greater than or equal to the stand-alone carrier and thus, may set the extension carrier where a coverage-hole does not occur. | 04-07-2011 |
20110124357 | METHOD AND APPARATUS OF CONTENTION BASED UPLINK TRANSMISSION IN MOBILE COMMUNICATION SYSTEM - A contention based uplink transmission method may perform an uplink transmission using a radio resource corresponding to a contention based identity, for example, a contention based cell-radio network temporary identity (CB C-RNTI) suitable for the uplink transmission of a user equipment, based on radio channel quality and a size of uplink data desired to be transmitted. | 05-26-2011 |
20110141984 | METHOD AND SYSTEM FOR SCHEDULING SUBFRAME IN MOBILE COMMUNICATION RELAY SYSTEM - Provided is a subframe scheduling method in which a relay may transmit interval information of a service to a base station, and the base station may modify a location of a subframe based on the interval information, and thereby preventing a quality deterioration occurring due to a retransmission failure. The subframe scheduling method may include: setting and transmitting, by a base station, subframe information; setting and implementing, by a relay, a service based on the subframe information; transmitting, by the relay, interval information of the service to the base station; modifying, by the base station, the subframe information based on the interval information; and transmitting, by the base station, the modified subframe information to the relay. | 06-16-2011 |
20110143802 | PAGING MANAGEMENT METHOD AND SYSTEM FOR HOME EVOLVED BASE STATION - Provided is a paging management system that may transfer a paging message to only a small base station where a terminal is estimated to be positioned, and thereby decrease a traffic amount required to transfer the paging message. A paging management method may include: configuring a virtual tracking area by grouping a plurality of small base stations according to a position of a small base station accessed by a terminal; verifying a final small base station accessed by the terminal when a paging message is to be transmitted to the terminal; and transferring the paging message to small base stations of the virtual tracking area including the final small base station. | 06-16-2011 |
20110149913 | METHOD AND SERVING BASE STATION FOR DETERMINING HANDOVER TYPE, AND METHOD FOR HANDOVER BETWEEN BASE STATIONS IN WIRELESS MOBILE COMMUNICATION SYSTEM USING CARRIER AGGREGATION - Provided are a method and a base station for determining a handover type, and a method for handover between base stations in a wireless communication system using carrier aggregation. A serving base station may collect measurement information required to determine an optimal frequency band set from a neighboring base station and a user equipment. The serving base station may determine an optimal frequency band set for downlink handover and uplink hand over, and determine a type of the downlink handover and the uplink handover by performing data processing of the collected measurement information. | 06-23-2011 |
20110202590 | METHOD OF RANDOMIZING OPERATION START POINT IN TIME OF MACHINE TYPE TERMINAL IN MOBILE COMMUNICATION SYSTEM - Provided is a machine type communication terminal that may decrease load of a network and a server by performing an operation at different points in times. The machine type communication terminal may transmit data to the server via the network. A plurality of machine type communication terminals, the network, and the server may randomize operation start points in times of the machine type communication terminals in order to differentiate the operation start points in times. | 08-18-2011 |
20120155391 | DATA TRANSMITTING METHOD USING MACHINE TYPE COMMUNICATION GROUP BASED TUNNELING, AND MOBILE COMMUNICATION SYSTEM USING THE SAME - A data transmission method is disclosed. A data transmission method for at least one machine type communication (MTC) device constituting an MTC group includes receiving an attach request from the MTC device; determining whether the attach request is a first attach request from the MTC group; and if it is determined that the attach request is a first attach request from the MTC group, establishing a downlink tunnel and an uplink tunnel to be used for data transmission and reception between a GW and a base station using an MTC group identity. | 06-21-2012 |
20120155406 | METHOD OF TRANSMITTING DATA IN MACHINE TYPE COMMUNICATION DEVICE AND MOBILE COMMUNICATION SYSTEM USING THE SAME - Provided is a method of transmitting data in at least one machine type communication (MTC) device belonging to an MTC group identified by a unique identity according to application features. The method includes setting, by at least one MTC device belonging to the MTC group, unique transmission latency; waiting, by the MTC device, for the set transmission latency and then receiving information on uplink resources allocated to each MTC group identity from a base station; and transmitting, by the MTC device, uplink data using the allocated uplink resources. | 06-21-2012 |
20120165023 | MOBILITY MANAGEMENT METHOD FOR USE IN CELLULAR MOBILE COMMUNICATION SYSTEM - Disclosed is a mobility management method for use in a cellular mobile communication system. The mobility management method is configured to save radio resources and provide a stable service by detecting a cell in which a dwell time of user equipment (UE) is short as an island cell and performing a direct handover (HO) to an appropriate cell without handing over the UE to the island cell. There are provided three methods including a base station-based method, a UE measurement-based method, and a UE history-based method according to how to measure a dwell time in which the UE stays in a cell, a component in which obtained information is received within a network, and how to process an HO using the information. | 06-28-2012 |
20130148526 | APPARATUS AND METHOD FOR CONTROLLING GROUP SETTING IN DEVICE-TO-DEVICE COMMUNICATION - Provided is a device-to-device (D2D) group communication control method. In the D2D group communication control method, D2D group session information is generated and transmitted when a D2D group service request or a D2D group communication sensing report is received. When a D2D group session confirmation message is received according to the D2D group service request or the D2D group communication sensing report, D2D group session setup is determined to be successful. A D2D group service response message or a D2D group service start message is transmitted to at least one device belonging to a D2D group for which the D2D group session setup is completed. Thereby, centralized D2D group session management can be performed. Accordingly, the number of connections of separate direct communication can be reduced and hence a signaling load can be reduced. | 06-13-2013 |
20130150061 | DEVICE-TO-DEVICE GROUP COMMUNICATION METHOD AND DEVICE USING THE SAME - Provided are a device-to-device (D2D) group communication method and a device using the same. The method includes transmitting a scheduling request for D2D group communication to a base station, receiving first radio resource information for a status report of D2D data to be transmitted from the base station, transmitting a D2D buffer status report to the base station through a first radio resource, receiving second radio resource information including D2D resource allocation information necessary for the D2D group communication from the base station, and transmitting control information for the D2D group communication including a D2D group identifier (ID) as a device ID and D2D user data to two or more communication partner devices belonging to the D2D group. | 06-13-2013 |
20140113545 | WIRELESS RELAYING METHOD, METHOD OF CONTROLLING RELAY MODE, AND WIRELESS RELAY APPARATUS - Provided are a wireless relaying method, a method of controlling a relay mode, and a wireless relay apparatus using the wireless relaying method. The wireless relaying method of a relay node (RN) includes operating in an amplify-and-forward (AF) mode of amplifying and forwarding a received signal upon setup, broadcasting identifier (ID) information on the RN, and, when a mode change message is received from an evolved node-B (eNB), changing an operating mode to a decode-and-forward (DF) mode. Accordingly, it is possible to improve resource efficiency while having an advantage of minimum delay time for relay. | 04-24-2014 |
20140120926 | METHOD OF OPERATING BASE STATION AND TERMINAL IN CELLULAR TELECOMMUNICATION SYSTEM FOR OPERATING MULTIPLE BEAMS - Provided is an operation method of a cellular telecommunication system for operating multiple beams. In an operation method of a base station, a beam identifier (ID) is allocated to each of the multiple beams, and a terminal reports a beam ID of a selected beam to the base station. When the operation method of the cellular telecommunication system is used, the base station can rapidly sense the entry of the terminal into a specific beam area. Even when the terminal moves between beam areas, it is possible to rapidly make a beam area change with a minimum overhead without performing random access again or performing a complex procedure such as a handover procedure. | 05-01-2014 |
20140153423 | METHOD FOR HANDOVER OF TERMINAL USING MULTI-CONNECTION IN CELLULAR COMMUNICATION SYSTEM - A method for handover of a terminal using a multi-connection in a cellular communication system is disclosed. The method for handover according to the present invention includes a multi-connection setting procedure of setting a connection to a second base station in addition to a connection to a first base station according to movement of a terminal in a direction from the first base station to the second base station, and a connection release procedure of releasing the connection to the first base station. Specifically, the present invention may be applied in a multi-beam management environment of super high frequency (SHF) and extremely high frequency (EHF) bandwidths, and may obtain an effect of decreasing signaling overhead and process latency of a conventional handover method. | 06-05-2014 |
Patent application number | Description | Published |
20090103625 | VIDEO ENCODING APPARATUS AND METHOD USING PIPELINE TECHNIQUE WITH VARIABLE TIME SLOT - A video encoding apparatus and method using a pipeline technique with a variable time slot are provided. More particularly, a video encoding apparatus and method capable of shortening a video encoding time by variably adjusting lengths of time slots when an H.264 video encoding process is performed in a pipeline structure are provided. The video encoding apparatus includes a plurality of functional blocks that perform video encoding steps based on an H.264 standard for macroblocks configuring input digital video signals in a pipeline structure, and a controller that controls lengths of time slots configuring the pipeline structure based on done signals received from the plurality of functional blocks. Lengths of time slots can be adjusted according to operation times of video encoding steps using done signals generated from functional blocks, thereby preventing unnecessary power consumption and delays when using a fixed-length time slot. | 04-23-2009 |
20100156917 | IMAGE PROCESSING APPARATUS AND METHOD FOR MANAGING FRAME MEMORY IN IMAGE PROCESSING - A method for managing a frame memory includes: determining a frame memory structure with reference to memory configuration information and image processing information; configuring a frame memory such that a plurality of image signals are stored in each page according to the frame memory structure; and computing a signal storage address by combining image acquiring information by bits, and accessing a frame memory map to write or read an image signal by pages. | 06-24-2010 |
20100172414 | METHOD OF BLOCK PARTITION FOR H.264 INTER PREDICTION - Provided is a method for partitioning a block in inter prediction including selecting one standard reference frame from at least one reference frame which is a comparison target in inter prediction, searching whether or not a higher-level macroblock of a current frame is partitioned based on the selected standard reference frame, determining a partition size of the higher-level macroblock of the current frame, searching whether or not the higher-level macroblock in which the partition size is determined is partitioned by comparing with any certain reference frame other than the standard reference frame, and stopping a block size search on the higher-level macroblock of the current frame if a partition size of the higher-level macroblock of the current frame determined by comparing with the standard reference frame and a partition size of the higher-level macroblock of the current frame determined by comparing with the certain reference frame are different from each other. | 07-08-2010 |
20110135008 | VIDEO PROCESSING SYSTEM - A video processing system includes a frame memory, an input video buffer, a macroblock buffer, a first search window buffer, a second search window buffer, a deblocked macroblock buffer, and a frame memory controller. The frame memory stores frame data. The input video buffer stores input data and transfers the input data to the frame memory. The macroblock buffer stores a plurality of macroblocks. The first search window buffer stores a search region of a reference frame for coarse motion estimation. The second search window buffer stores a search region of a reference frame for fine motion estimation. The deblocked macroblock buffer stores the performance results of a deblocking filter. The frame memory controller performs write/read operations on the input video buffer, the macroblock buffer, the first search window buffer, the second search window buffer, the deblocked macroblock buffer and the frame memory. | 06-09-2011 |
20110153958 | NETWORK LOAD REDUCING METHOD AND NODE STRUCTURE FOR MULTIPROCESSOR SYSTEM WITH DISTRIBUTED MEMORY - Provided are a network load reducing method and a node structure for a multiprocessor system with a distributed memory. The network load reducing method uses a multiprocessor system including a node having a distributed memory and an auxiliary memory storing a sharer history table. The network load reducing method includes recording the history of a sharer node in the sharer history table of the auxiliary memory, requesting share data with reference to the sharer history table of the auxiliary memory, and deleting share data stored in the distributed memory and updating the sharer history table of the auxiliary memory. | 06-23-2011 |
20120147962 | MOTION VECTOR EXTRACTION METHOD AND APPARATUS - A motion vector extraction method includes: deciding on a search start position in an original video and performing a spiral motion search; and determining whether or not to perform a search in a sub-sampling video, during P picture search. | 06-14-2012 |
20120155555 | VIDEO ENCODING APPARATUS AND METHOD FOR CONTROLLING THE SAME - A video encoding apparatus includes: a video preprocessor configured to receive video data; a video encoder configured to encode an output signal of the video preprocessor; a host controller configured to control operations of the video preprocessor and the video encoder; and an operating mode controlling circuit configured to output an encoding control signal to the video encoder to change a preprocessing operation once receiving a control parameter and an operation command from the host controller during the operation of the video encoder. | 06-21-2012 |
20130238933 | MULTI-CORE SOC HAVING DEBUGGING FUNCTION - There present invention relates to a multi-core System On Chip (SoC) having a debugging function. The multi-core SoC having a debugging function includes one or more processors each configured to include an On Core Debug (OCD); a bus matrix configured to connect buses between the one or more processors and one or more peripheral devices; and a debug interface configured to include Processor Debug Interfaces (PDIs) for communicating with the respective OCDs and a Bus Debug Interface (BDI) for communicating with the bus matrix. In accordance with the present invention, the function of a multi-core SoC which has become complicated as compared with the existing singe core SoC may be efficiently verified. | 09-12-2013 |
20140146884 | FAST PREDICTION MODE DETERMINATION METHOD IN VIDEO ENCODER BASED ON PROBABILITY DISTRIBUTION OF RATE-DISTORTION - The present invention provides a fast prediction mode determination method of a video encoder that may remove an unnecessary operation of an encoder by selectively terminating early or omitting a splitting process and a pruning process based on a probability distribution of rate-distortion values, and thereby enables the encoder to quickly determine a prediction mode. The present invention may include a method that may adaptively change a termination and omission determination criterion of the splitting process and the pruning process based on a characteristic of an input image. When using the method provided by the present invention, reliability regarding the termination and omission determination of the splitting process and the pruning process may be set and thus, it is possible to adjust the tradeoff between a decrease in an operation amount and a quality degradation of the encoder. | 05-29-2014 |
20140333779 | APPARATUS FOR DISTRIBUTING BUS TRAFFIC OF MULTIPLE CAMERA INPUTS OF AUTOMOTIVE SYSTEM ON CHIP AND AUTOMOTIVE SYSTEM ON CHIP USING THE SAME - An apparatus for distributing the bus traffic of the multiple camera inputs of an automotive system on chip (SoC) and an automotive SoC using the apparatus are disclosed. The plurality of camera data caches stores data from the plurality of cameras in corresponding internal buffers, measures the data storage status of the buffers, and transmits the data to memory. The bus monitor analyzes a bus signal, and then outputs a signal capable of allowing the plurality of camera data caches to transmit the data via the bus based on the results of the analysis. The master arbiter determines the priorities of use of the bus of the camera data caches, and provides the right to use the bus to the plurality of camera data caches based on the priorities of use of the bus. | 11-13-2014 |
Patent application number | Description | Published |
20090154841 | Apparatus and method for transforming image in mobile device - An apparatus for transforming an image in a mobile device is disclosed. The apparatus comprises a pen style transformation unit for transforming an original image to a pen style image using a separated Gaussian filter and outputting pen style image, a cartoon style transformation unit for transforming the original image to a cartoon style image and outputting the cartoon style image, a mosaic creation unit for creating a photomosaic to which the original image is applied based on an optimum photo image set and outputting the created photo mosaic by applying the created photo mosaic to the original image, and an image output unit for outputting the images output from the pen style transformation unit, the cartoon style transformation unit, and the mosaic creation unit to an output unit. | 06-18-2009 |
20090157366 | System for simulating digital watercolor image and method therefor - A method for simulating digital watercolor image includes: receiving a background texture on a virtual canvas where a watercolor image will be painted; receiving parameters for fluid simulation; and creating brushstrokes by a mouse pointer's movement on the virtual canvas. Further, the method includes converting coordinates of the brushstrokes on the virtual canvas to fit into simulation grids; calculating movement of colors and water through the fluid simulation by using the parameters and the brushstrokes; and simulating the watercolor image based on the brushstrokes by using the calculated movement of the colors and water. | 06-18-2009 |
20090213119 | Remeshing method and apparatus for restoring sharp features of mesh made smooth enough - A three-dimensional (3D) remeshing apparatus includes a curved surface geometry module for calculating one or more geometric elements, including a normal and a curvature, based on data of an input mesh, a vertex grouping module for grouping vertices of the mesh into a general group, an edge group, and an apex group using information of the curvature calculated by the curved surface geometry module, and a projection module for searching for one or more tangent planes corresponding to one or more of the vertices grouped by the vertex grouping module, projecting one or more corresponding vertices on each of the tangent planes, and restoring one or more edges of the input mesh. | 08-27-2009 |
20100156920 | APPARATUS AND METHOD FOR SYNTHESIZING TIME-COHERENT TEXTURE - The present invention relates to an apparatus for time-coherent texture synthesis including a texture preprocessor for receiving as input information a 2D texture image and a 3D triangular mesh, and preprocessing the 2D texture image in a form suitable to rapid searching, a vector field generator for defining a vector field on a 3D surface of the 3D triangular mesh, a color search unit for finding a color of each edge of a triangle having the defined vector field in consideration of a previous frame, and a texture synthesizer for determining texture coordinates of the triangle using the found colors. The texture preprocessor further receives information regarding a size of the texture to be synthesized and an initial vector field orientation. | 06-24-2010 |
20110148882 | FIRE SIMULTATION METHOD WITH PARTICLE FUEL - Disclosed is a fire simulation method using particle fuel. The fire simulation method includes: preparing a grid and a fuel particle in an initial state; calculating speed of the fuel particle by using the speed of the grid; calculating advection of the fuel particle; tracking and finding a fuel surface; setting temperature at the fuel surface; calculating buoyancy generated by the combustion of the fuel particle; calculating a vortex effect generated by the combustion of the fuel particle; calculating the speed of the grid meeting a incompressible condition based on a calculated result value for the buoyancy and the vortex effect; and obtaining a result of temperature transition from the change in temperature field advection and temperature based on the speed of the grid meeting the incompressible condition. | 06-23-2011 |
20120162226 | FRACTURE PATTERN GENERATION APPARATUS AND METHOD FOR CRUMBLING EFFECT - Disclosed herein is a fracture pattern generation apparatus for a crumbling effect includes a graph generation unit, a fragment center setting unit, a fracture pattern generation unit, and a fragment mesh generation unit. The graph generation unit generates the graph of the mesh model by filling the inside of a mesh model with a plurality of vertices and connecting the vertices using line segments. The fragment center setting unit sets the central vertices of fragments, which are separated due to fractures, from among the plurality of vertices formed on the graph. The fracture pattern generation unit generates the fracture pattern by setting the central vertices of the fragments to terminal vertices of the fracture pattern and allocating Identifications (IDs) to the respective the central vertices of fragments. The fragment mesh generation unit generates fragment meshes by performing division on the graph based on the fracture pattern. | 06-28-2012 |
20130169629 | METHOD FOR EDITING TERRAIN DATA CREATED BY PROCEDURAL TERRAIN METHOD - The present disclosure relates to a method of editing terrain data created by a procedure method, and particularly to a method of editing terrain data based on multiresolution for intuitively editing high-quality terrain data. To this end, the method of editing terrain data created by a procedure method includes: inputting terrain data in a form of a height map; processing a multiresolution analysis by dividing the input height map for each band; processing a terrain edition based on the multiresolution by adjusting a height value within a predetermined distance from a position selected from the multiresolution analyzed height map; and storing the multiresolution-based terrain edition processed height map in a form of a progressive mesh. | 07-04-2013 |
20140347373 | METHOD OF GENERATING TERRAIN MODEL AND DEVICE USING THE SAME - There are provided a method of generating a terrain model and a device using the same. The method of generating a terrain model includes dividing a primitive terrain model into a plurality of partial terrain sections based on a predetermined criterion, assigning the plurality of partial terrain sections to a multiprocessor, and generating a final terrain model by performing a terrain transformation simulation of the plurality of partial terrain sections through parallel processing based on the multiprocessor. Therefore, it is possible to rapidly generate a realistic terrain model. | 11-27-2014 |
Patent application number | Description | Published |
20110114873 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20110114874 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 05-19-2011 |
20110117662 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20110309290 | STOICHIOMETRIC LITHIUM COBALT OXIDE AND METHOD FOR PREPARATION OF THE SAME - The present invention provides a LiCoO | 12-22-2011 |
20130196232 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 08-01-2013 |
20130248758 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-26-2013 |
20130334457 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-19-2013 |
20140220427 | COMPOSITION FOR GEL POLYMER ELECTROLYTE AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Provided are a composition for a gel polymer electrolyte including i) an electrolyte solution solvent, ii) an ionizable lithium salt, iii) a polymerization initiator, and iv) a monomer having a functional group bondable to metal ions, and a lithium secondary battery including the composition for a gel polymer electrolyte. | 08-07-2014 |
20140220451 | HIGH-VOLTAGE LITHIUM SECONDARY BATTERY - Provided are a lithium secondary battery including a cathode, an anode, a separator, and a gel polymer electrolyte, wherein the gel polymer electrolyte includes an acrylate-based polymer and a charge voltage of the battery is in a range of 4.3 V to 5.0 V, and a method of preparing the lithium secondary battery. A high-voltage lithium secondary battery of the present invention has excellent capacity characteristics at a high voltage of 4.3 V or more. | 08-07-2014 |
20140246620 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-04-2014 |
20140302615 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 10-09-2014 |
20140353545 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-04-2014 |
20140353548 | STOICHIOMETRIC LITHIUM COBALT OXIDE AND METHOD FOR PREPARATION OF THE SAME - The present invention provides a LiCoO | 12-04-2014 |
20150034865 | PRECURSOR FOR PREPARATION OF LITHIUM COMPOSITE TRANSITION METAL OXIDE AND METHOD OF PREPARING THE SAME - Disclosed are a transition metal precursor for preparation of a lithium composite transition metal oxide, the transition metal precursor including a composite transition metal compound represented by Formula 1 below and a hydrocarbon compound, and a method of preparing the same: | 02-05-2015 |
20150056508 | CATHODE ACTIVE MATERIAL FOR SECONDARY BATTERY WITH ENHANCED LIFESPAN CHARACTERISTICS AND METHOD OF PREPARING THE SAME - Disclosed is a cathode active material in which lithium cobalt oxide particles and manganese (Mn) or titanium (Ti)-containing lithium transition metal oxide particles co-exist and a method of preparing the same. | 02-26-2015 |
Patent application number | Description | Published |
20100153811 | METHOD FOR DECODING USING DYNAMIC SCHEDULING SCHEME FOR LOW DENSITY PARITY CHECK CODES AND APPARATUS THEREOF - Disclosed is a decoding method and device for low density parity check codes using dynamic scheduling. The low density parity check codes are sequentially decoded, and the messages are scheduled in the descending order of the difference between values before and after updating the message transmitted from the variable node to the check node. | 06-17-2010 |
20110033010 | APPARATUS AND METHOD FOR SELECTION OF PRECODING MATRIX - The present invention relates to an apparatus and a method for selection of a precoding matrix. In the present invention, a precoding matrix to enable an effective signal-to-noise ratio (ESNR) to have a maximum value with respect to a signal vector that requires retransmission is selected in a codebook and fed back to a transmitter. Accordingly, since the effective signal-to-noise ratio has the maximum value after the signal vector is retransmitted, it is possible to minimize a reception error probability of retransmission. | 02-10-2011 |
20110065465 | PRECODING METHOD AND APPARATUS, AND PRECODING CONTROL METHOD AND APPARATUS - To control precoding of a terminal in a serving base station, a first codeword that maximizes transmission power of the serving base station is determined by a codebook, and an index of a second codeword that minimizes interference to the neighboring base station is transmitted from the neighboring base station. The serving base station transmits an index of the first codeword, an index of the second codeword, and a combination ratio of a precoding matrix corresponding to the index of the first codeword and a precoding matrix corresponding to the index of the second codeword to the terminal. | 03-17-2011 |
20110116570 | METHOD OF TRANSMITTING SIGNAL AND METHOD OF RECEIVING SIGNAL - In a multicell communication system, a terminal that belongs to a second cell using the same subcarrier as a terminal that belongs to a first cell changes a pilot in an allocated basic resource block. Then, a base station that manages the first cell can estimate a channel of an interference signal transmitted from a second cell from a reception signal even though the reception signal includes an interference signal from the terminal that belongs to the second cell at the time of receiving a signal transmitted from the terminal that belongs to the first cell. Further, the base station that manages the first cell may reduce an interference signal from a reception signal by using a channel estimation value. | 05-19-2011 |
20110142149 | METHOD AND APPARATUS OF CODEBOOK TRANSFORMATION FOR INTERFERENCE MITIGATION IN CODEBOOK-BASED PRECODING - When a transmitter communicating with a first receiver interferes with an adjacent second receiver, the transmitter receives a reference signal from the second receiver in order to transform a codebook to mitigate interference in the second receiver. A channel with the second receiver is estimated through the received reference signal, and a receiving correlation matrix is calculated based on the estimated channel. The inverse of the receiving correlation matrix is calculated from the calculated receiving correlation matrix, and the codebook is transformed using the calculated inverse of the receiving correlation matrix. | 06-16-2011 |
20110142163 | APPARATUS AND METHOD FOR MAPPING SYMBOL - In a symbol mapping method, transmission data is encoded to output information bits and redundancy bits. The information bits and the redundancy bits are mapped to a symbol according to a first mapping scheme at a first transmission, and the information bits and the redundancy bits are mapped to a symbol according to a second mapping scheme at a second transmission. | 06-16-2011 |
20110150129 | DEVICE FOR GENERATING CODEBOOK, METHOD FOR GENERATING CODEBOOK, AND METHOD FOR TRANSMITTING DATA - A device for generating a transmission codebook in a communication system including a multi-input multi-output (MIMO) antenna according to an embodiment of the present invention includes: a frequency determiner that determines a frequency to allow the transmission codebook to have an optimal characteristic; a precoding matrix generator that generates a precoding matrix on the basis of the frequency; and a codebook generator that generates a retransmission codebook to be used for retransmission on the basis of the precoding matrix and generates the transmission codebook on the basis of the retransmission codebook. | 06-23-2011 |
20110150132 | METHOD TO GENERATE BEAMFORMING VECTOR AND PROVIDE THE INFORMATION FOR GENERATING BEAMFORMING VECTOR - A method to generate a beamforming vector by a terminal includes receiving information on a first precoding matrix and a second precoding matrix from a serving base station; and generating a beamforming vector by linearly combining the first precoding matrix and the second precoding matrix. | 06-23-2011 |
20110206033 | COMMUNICATION METHOD BETWEEN WIRELESS NODES - In a wireless communication system, when a transmission node has data to be transmitted to a reception node, it checks an acknowledgement slot of the current communication frame and transmits information regarding a reception available acknowledgement slot to the reception node through a request-to-send (RTS) slot in the current communication frame, and the reception node transmits information regarding the data slot available for receiving among at least one data slot corresponding to the reception available acknowledgement slot to the transmission node through a clear-to-send (CTS) slot corresponding to the data request slot in the current communication frame. Thereafter, the transmission node transmits data to the reception node through a reservation data slot of the subsequent communication frame until the message transmission fails or finishes. | 08-25-2011 |
20120155304 | METHOD AND APPARATUS FOR ACCESS CONTROL IN WIRELESS COMMUNICATION SYSTEM - In an orthogonal frequency division multiple access (OFDMA)-based wireless mesh network, a communication node receives information regarding a next transmission time of a 1-hop node and a 2-top node through the 1-hop node, calculates next transmission intervals of the 1-hop node and the 2-hop node, determines a next transmission time of the communication node by using the next transmission intervals of the 1-hop node and the 2-hop node, and then transmits, to an 1-hop node of the communication node, the information of the next transmission time together with the information of the transmission time of the 1-hop node, received from the 1-hop node. | 06-21-2012 |
20120163233 | METHOD FOR TRANSMITTING ROUTING INFORMATION AND ROUTING APPARATUS IN WIRELESS NETWORK - The present invention relates to a method for transmitting routing information in a wireless network. More particularly, the present invention relates to a method for forwarding node link information even in an environment having a limited bandwidth for transmitting routing information. A routing apparatus according to exemplary embodiment of the present invention stores network topology information in an link information unit, generates a routing update message according to a priority of each link information, and transmitting the routing update message to a network. The priority of each link information is decided based on change in network topology, and a reception time and a transmission time of link information. Accordingly, important link information can be propagated at fast speed. | 06-28-2012 |
20120163257 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING IN MOBILE WIRELESS NETWORK - In a mobile wireless network system including a plurality of nodes communicating with each other, a node attempting to transmit data finds useable resources through performing carrier sensing on packet data unit (PDU) slots and transmits data through the found resources. A node attempting to receive data finds useable resource through performing carrier sensing on acknowledge (ACK) slots and receives data through the found resources. | 06-28-2012 |
20120163316 | METHOD AND APPARATUS FOR ALLOCATING RESOURCE IN MOBILE WIRELESS NETWORK - In a mobile wireless network system including a plurality of nodes, available resources of a transmitting node and available resources of a receiving node are searched for. Commonly overlapped allocatable resources among available resources of a transmitting node and available resources of a receiving node are searched for, areas corresponding to the calculated allocation resource number according to an allocation condition that is set in the allocatable resource area are selected, and the areas are allocated to the transmitting node or the receiving node. | 06-28-2012 |
20130148595 | METHOD AND APPARATUS FOR MANAGING WIRELESS NETWORK - If a target node that enters into a transmission range is sensed, a mesh node of a wireless communication system selects an agent node having itself and a target node as a neighboring node among a plurality of neighboring nodes to form a link with the target node through the agent node. Also, the mesh node deletes the formed link if a target node that is out of a transmission range among a plurality of neighboring nodes is sensed, and forms a substitution path for at least a portion among an entire path of a connection including the deleted link. | 06-13-2013 |
20130265898 | APPARATUS AND METHOD FOR ALLOCATING RESOURCE FOR AVOIDING INTERFERENCE OF WIRELESS COMMUNICATION SYSTEM - In a wireless communication system, a transmitting node selects a simultaneously transmit-unavailable node of a 1-hop node of the transmitting node, and allocates a transmitting resource in transmissible resources, except for a transmission scheduled resource of a simultaneously transmit-unavailable node. Further, a receiving node selects a simultaneously receive-unavailable node of a 1-hop node, which is a transmission target of the receiving node selects a simultaneously transmit-unavailable node of a 1-hop node of the receiving node, and allocates a receiving resource in receivable resources, except for a transmission scheduled resource to a simultaneously transmit-unavailable node of a simultaneously receive-unavailable node of the 1-hop node, which is a transmission target of the receiving node. | 10-10-2013 |
20140016551 | METHOD AND APPARATUS FOR IDENTIFYING COMMUNICATION LINKS, AND COMMUNICATION METHOD - A communication method for a third device that controls a first link established directly between a first device and a second device is provided. The third device allocates a first link identifier for identifying the first link. The third device transmits first information including the first link identifier to the first device and the second device. The third device receives, from the first device and the second device, second information including allocation acceptance information indicating the acceptance or rejection of allocation of the first link identifier. | 01-16-2014 |
20140024384 | COMMUNICATION METHOD OF TERMINAL AND COMMUNICATION METHOD OF BASE STATION FOR DIRECT COMMUNICATION LINK BETWEEN TERMINALS - A communication method of a terminal and a communication method of a base station for a direct communication link between terminals are disclosed. A base station schedules a reference terminal to transmit a ranging code, and schedules target terminals to receive the ranging code. The reference terminal measures the ranging code received from the target terminals, and transmits a ranging code measurement result to the base station. The base station selects a terminal from among the target terminals to form the direct communication link with the reference terminal among the target terminals based on the ranging code measurement result. | 01-23-2014 |
20140140286 | METHOD OF DIRECT COMMUNICATION BY TERMINAL - A method for a first terminal communicating with a base station to perform direct communication with a second terminal is provided. The first terminal determines first timing for transmitting or receiving a first signal to or from the base station. Next, the first terminal determines second timing for transmitting a second signal for terminal discovery to the second terminal. When the first timing and the second timing overlap, the first terminal then changes either the first timing or the second timing. | 05-22-2014 |
20140146728 | METHOD AND APPARATUS FOR MANAGING LOW-DUTY MODE OPERATION - A method of managing a low-duty mode operation is provided by a small base station. The small base station determines a low-duty cycle pattern in which an available interval for data traffic transmission on active air interface and an unavailable interval for transmitting no data traffic are repeated, and provides a terminal with low-duty cycle pattern information. The low-duty cycle pattern information includes a length of the available interval and a start offset indicating a wireless frame at which the low-duty cycle pattern starts. | 05-29-2014 |
20140293828 | METHOD AND APPARATUS FOR MANAGING SYNCHRONIZATION GROUPS IN WIRELESS COMMUNICATION SYSTEM - A synchronization group management apparatus of a node recognizes a node belonging to a different group if groups having mobility are moved and located in the same area, and performs an operation of merging the different groups into one group by changing the frame start time and the synchronization reference time of the node. | 10-02-2014 |
20150080004 | METHOD AND APPARATUS FOR BEAMFORMING IN WIRELESS COMMUNICATION SYSTEM - A beamforming apparatus and method for expanding coverage of a control channel are provided, by which neighboring communication devices are classified according to the number of beams that they can receive, and therefore the frequency or period of beam transmission is adjusted to transmit a control channel by a beamforming method. Hence, an overhead reduction and an increase in transmission rate can be achieved, and coverage holes can be prevented. | 03-19-2015 |
Patent application number | Description | Published |
20100069078 | METHOD OF CONTROLLING CALL SETUP IN WIRELESS COMMUNICATION SYSTEM - The present invention is a method of controlling call setup, which accepts a request for setting a call when a first ratio of free resource blocks for uplink during a first monitoring unit time just before receiving the request is more than or equal to a first call acceptance threshold for uplink and a second ratio of free resource blocks for downlink during the first monitoring unit time is more than or equal to a second call acceptance threshold for downlink. When the first ratio is less than the first call acceptance threshold or the second ratio is less than the second call acceptance threshold, the call is queued for a queuing unit time. The call is accepted when a ratio of free resource blocks for uplink during a second monitoring unit time just before terminating the queuing unit time is more than or equal to the first call acceptance threshold and a ratio of free resource blocks for downlink during the second monitoring unit time is more than or equal to the second call acceptance threshold. | 03-18-2010 |
20100330989 | TERMINAL AND METHOD FOR CONTROLLING CELL SEARCHING THEREOF - A cell search method for a terminal capable of cell search control includes: receiving a message including first cell search information from a macro cell base station that manages a macro cell; updating second cell search information stored in the terminal based on the first cell search information; and searching for an accessible cell based on the updated second cell search information. | 12-30-2010 |
20110038313 | ENHANCED COMMUNICATION APPARATUS FOR PROVIDING ENHANCED CONCATENATION, SEGMENTATION AND REASSEMBLY OF SERVICE DATA UNITS - Provided is an enhanced communication apparatus. The enhanced communication apparatus may enable a Packet Data Convergence Protocol (PDCP) layer unit to perform a part of a concatenation function, a segmentation function, and a reassembly function of a Radio Link Control (RLC) layer unit that is a sublayer of Layer 2, and may decrease a number of Packet Data Convergence Protocol Packet Data Units (PDCP PDUs) to be processed by the RLC layer unit. | 02-17-2011 |
20110069837 | METHOD OF TRANSMITTING USER MESSAGE, TERMINAL AND BASE STATION USING THE METHOD - When transmitting a user message, in a call setting period of a base station and a terminal and a radio connection state between a base station and a terminal, whenever a data transmittable channel resource is available, user messages of an amount corresponding to the available channel resource are transmitted. Therefore, user messages can be divided and transmitted according to an available channel in a call setting period. | 03-24-2011 |
20110078730 | METHOD AND APPARATUS FOR SCHEDULING RADIO ACCESS TO REDUCE CHANNEL ZAPPING DELAY - Provided is a method and apparatus for scheduling a radio access to reduce a channel zapping delay. The radio access scheduling method may receive abstract information with respect to all of currently receivable channels at each channel scheduling interval, and may receive the abstract information in advance and provide the abstract information when a channel change request is received, and thereby reduce the channel zapping delay. | 03-31-2011 |
20110080885 | APPARATUS AND METHOD FOR MANAGEMENT OF EXTENSION CARRIER IN BASE STATION - Provided are an extension carrier managing apparatus of a base station and a method thereof. When an extension carrier is to be added in a terminal, the extension carrier managing apparatus may compare propagation characteristics of available extension carriers with a propagation characteristic of a stand-alone carrier being used by a terminal, and may set an extension carrier having a transmission range being less than or equal to the stand-alone carrier, and has a penetration loss being greater than or equal to the stand-alone carrier and thus, may set the extension carrier where a coverage-hole does not occur. | 04-07-2011 |
20110141984 | METHOD AND SYSTEM FOR SCHEDULING SUBFRAME IN MOBILE COMMUNICATION RELAY SYSTEM - Provided is a subframe scheduling method in which a relay may transmit interval information of a service to a base station, and the base station may modify a location of a subframe based on the interval information, and thereby preventing a quality deterioration occurring due to a retransmission failure. The subframe scheduling method may include: setting and transmitting, by a base station, subframe information; setting and implementing, by a relay, a service based on the subframe information; transmitting, by the relay, interval information of the service to the base station; modifying, by the base station, the subframe information based on the interval information; and transmitting, by the base station, the modified subframe information to the relay. | 06-16-2011 |
20110143802 | PAGING MANAGEMENT METHOD AND SYSTEM FOR HOME EVOLVED BASE STATION - Provided is a paging management system that may transfer a paging message to only a small base station where a terminal is estimated to be positioned, and thereby decrease a traffic amount required to transfer the paging message. A paging management method may include: configuring a virtual tracking area by grouping a plurality of small base stations according to a position of a small base station accessed by a terminal; verifying a final small base station accessed by the terminal when a paging message is to be transmitted to the terminal; and transferring the paging message to small base stations of the virtual tracking area including the final small base station. | 06-16-2011 |
20110149913 | METHOD AND SERVING BASE STATION FOR DETERMINING HANDOVER TYPE, AND METHOD FOR HANDOVER BETWEEN BASE STATIONS IN WIRELESS MOBILE COMMUNICATION SYSTEM USING CARRIER AGGREGATION - Provided are a method and a base station for determining a handover type, and a method for handover between base stations in a wireless communication system using carrier aggregation. A serving base station may collect measurement information required to determine an optimal frequency band set from a neighboring base station and a user equipment. The serving base station may determine an optimal frequency band set for downlink handover and uplink hand over, and determine a type of the downlink handover and the uplink handover by performing data processing of the collected measurement information. | 06-23-2011 |
20110202590 | METHOD OF RANDOMIZING OPERATION START POINT IN TIME OF MACHINE TYPE TERMINAL IN MOBILE COMMUNICATION SYSTEM - Provided is a machine type communication terminal that may decrease load of a network and a server by performing an operation at different points in times. The machine type communication terminal may transmit data to the server via the network. A plurality of machine type communication terminals, the network, and the server may randomize operation start points in times of the machine type communication terminals in order to differentiate the operation start points in times. | 08-18-2011 |
20120064927 | BASE STATION AND USER EQUIPMENT FOR PERFORMING CoMP TRANSMISSION AND METHOD THEREOF - A base station, a user equipment, and a method for operating a cooperative multipoint (CoMP) transmitter and receiver (Tx/Rx) are disclosed. The operating method includes receiving, from a peripheral cell, precoding matrix index (PMI) information to be used by a user equipment of the peripheral cell, and transmitting the received PMI information to target user equipments allocated with an entire frequency range, among a plurality of user equipments present in a current cell. | 03-15-2012 |
20120165023 | MOBILITY MANAGEMENT METHOD FOR USE IN CELLULAR MOBILE COMMUNICATION SYSTEM - Disclosed is a mobility management method for use in a cellular mobile communication system. The mobility management method is configured to save radio resources and provide a stable service by detecting a cell in which a dwell time of user equipment (UE) is short as an island cell and performing a direct handover (HO) to an appropriate cell without handing over the UE to the island cell. There are provided three methods including a base station-based method, a UE measurement-based method, and a UE history-based method according to how to measure a dwell time in which the UE stays in a cell, a component in which obtained information is received within a network, and how to process an HO using the information. | 06-28-2012 |
20120165028 | METHOD OF CONTROLLING TRANSMISSION POWER OF FEMTOCELLS FOR INTERFERENCE CONTROL - Disclosed is a method of controlling transmission power of femtocells for interference control. The method includes (a) setting transmission power of femtocells to initial transmission power, (b) establishing inequalities between received signal to interference ratios (SIRs) of I user terminals and SIRs satisfying service requirements of the terminals as I simultaneous inequalities, (c) identifying whether the inequalities constituting the simultaneous inequalities are satisfied, and (d) maintaining currently adjusted transmission power and stopping transmission power adjustment of the femtocells if all the inequalities are satisfied in operation (c), wherein operations (c) and (d) are iterated while inequalities are sequentially selected one by one from at least some inequalities if at least some inequalities are not satisfied in operation (c) and transmission power is adjusted one by one in terms representing the transmission power of femtocells in the inequalities. | 06-28-2012 |
20120165032 | METHOD OF CONTROLLING INTEFERENCE FROM FEMTO CELLS IN CONSIDERATION OF MACROCELL - A method of controlling femtocell interference considering a macrocell is provided. The method of controlling the interference includes a method of setting transmission power of the femtocell and methods of avoiding the interference of the femtocell. The methods of avoiding the interference include a PRB rotation method, a PRB transmission power restriction method, a hybrid method and a UB rotation method. The method of setting the transmission power and the methods of avoiding the interference may be implemented independently or implemented in combination with each other. Hence, according to the present invention, the femtocell itself can control the interference without affecting an interface of an existing macrocell base station and without signaling through the interface with the macrocell. | 06-28-2012 |
20130148596 | RESOURCE MANAGEMENT SYSTEM AND METHOD OF CENTRALIZED BASE STATION IN MOBILE COMMUNICATION NETWORK - A resource management system and method of a centralized base station in a mobile communication network are provided. The resource management system of the network communication separates a radio unit (RU) and a digital unit (DU) which are combined in the related art to thereby enable the RU and DU to be interlocked via an optical cable, installs each RU in a service area connected with terminals with respect to a plurality of base stations, and installs the integrated DUs in a single large system to thereby operate the DUs as an integrated base station, and therefore it is possible to effectively use DU resources, which are distributed and operated, through integrated management. | 06-13-2013 |
20130163500 | MULTIMEDIA MULTICAST/BROADCAST SERVICE PROVIDING APPARATUS AND MULTIMEDIA MULTICAST/BROADCAST SERVICE PROVIDING METHOD USING THE SAME - An MBMS providing apparatus and an MBMS providing method using the same in a cloud radio access network are provided. The MBMS providing apparatus includes a third layer into which a plurality of network layers providing an MBMS are integrated in the plurality of DUs, and a second layer into which a plurality of datalink layers providing the MBMS are integrated in the DUs. Therefore, the present invention integrates the layers that provide the MBMS in the plurality of DUs, and provide the MBMS by MBSFN synchronization area through the integrated layers. Accordingly, by performing the MBMS by MBSFN synchronization area through respective integrated layers, the present invention can prevent the occurrence of an unnecessary load, thus enhancing the performance of a communication network. | 06-27-2013 |
20140106768 | METHOD OF TRANSMITTING USER MESSAGE, TERMINAL AND BASE STATION USING THE METHOD - When transmitting a user message, in a call setting period of a base station and a terminal and a radio connection state between a base station and a terminal, whenever a data transmittable channel resource is available, user messages of an amount corresponding to the available channel resource are transmitted. Therefore, user messages can be divided and transmitted according to an available channel in a call setting period. | 04-17-2014 |
20140295859 | METHOD OF SELECTING A PLURALITY OF CELLS AND METHOD OF DISTRIBUTED-TRANSMITTING DATA FOR ENHANCING TRANSMISSION RATE OF MOBILE DATA IN WIRELESS OVERPLAY NETWORK - A method of selecting a plurality of cells and a method of distributed-transmitting data to enhance mobile data transmission rate in a wireless overlay network are disclosed. A cell selection method which selects a cell for distributed-transmission of data in a wireless overlay network of a plurality of cells may include receiving, by a base station, a request for distributed data transmission from a mobile terminal, and selecting a plurality of wireless communication devices for distributed-transmission of data to the mobile terminal among adjacent wireless communication devices to the mobile terminal based on received signal strength (RSS) information on the mobile terminal with respect to the adjacent wireless communication devices, available resource information on the adjacent wireless communication devices and a service profile of the mobile terminal. | 10-02-2014 |