Patent application number | Description | Published |
20110031609 | SEMICONDUCTOR PACKAGE HAVING THROUGH ELECTRODES THAT REDUCE LEAKAGE CURRENT AND METHOD FOR MANUFACTURING THE SAME - A stacked semiconductor package having through electrodes that exhibit a reduced leakage current and a method of making the same are presented. The stacked semiconductor package includes a semiconductor chip, through-holes, and a current leakage prevention layer. The semiconductor chip has opposing first and second surfaces. The through-holes pass entirely through the semiconductor chip and are exposed at the first and second surfaces. A polarized part is formed on at least one of the first and second surfaces of the semiconductor chip. The through-electrodes are disposed within the through-holes. The current leakage prevention layer covers the polarized part and exposes ends of the through-electrodes. | 02-10-2011 |
20120045895 | SEMICONDUCTOR PACKAGE HAVING THROUGH ELECTRODES THAT REDUCE LEAKAGE CURRENT AND METHOD FOR MANUFACTURING THE SAME - A stacked semiconductor package having through electrodes that exhibit a reduced leakage current and a method of making the same are presented. The stacked semiconductor package includes a semiconductor chip, through-holes, and a current leakage prevention layer. The semiconductor chip has opposing first and second surfaces. The through-holes pass entirely through the semiconductor chip and are exposed at the first and second surfaces. A polarized part is formed on at least one of the first and second surfaces of the semiconductor chip. The through-electrodes are disposed within the through-holes. The current leakage prevention layer covers the polarized part and exposes ends of the through-electrodes. | 02-23-2012 |
20120098709 | ANTENNA APPARATUS FOR PORTABLE TERMINAL - An antenna apparatus for a portable terminal which is light, thin, compact, and small. The antenna apparatus preferably includes a main board equipped with a power feeding part for feeding power and a ground surface for grounding the main board and at least one sub-board, each sub-board which has a ground surface and electrically communicates with the main board, wherein the ground surface of each sub-board receives power from the power feeding part of the main board and resonates. | 04-26-2012 |
20130044915 | METHOD AND APPARATUS FOR RECOGNIZING CHARACTERS - A method and an apparatus for recognizing characters using an image are provided. A camera is activated according to a character recognition request and a preview mode is set for displaying an image photographed through the camera in real time. An auto focus of the camera is controlled and an image having a predetermined level of clarity is obtained for character recognition from the images obtained in the preview mode. The image for character recognition is character-recognition-processed so as to extract recognition result data. A final recognition character row is drawn that excludes non-character data from the recognition result data. A first word is combined including at least one character of the final recognition character row and a predetermined maximum number of characters. A dictionary database that stores dictionary information on various languages using the first word is searched, so as to provide the user with the corresponding word. | 02-21-2013 |
20140003726 | METHOD AND APPARATUS FOR RECOGNIZING CHARACTERS | 01-02-2014 |
20140009645 | APPARATUS AND METHOD FOR AUTOMATICALLY ADJUSTING SIZE OF CHARACTERS USING CAMERA - A method is provided for automatically adjusting a size of characters using a camera. The method includes receiving an image with characters; adjusting a focus of the image with characters and detecting a region and a size of characters in the image; determining whether the size of the characters in the image falls within a preset range; recognizing the characters in the image and displaying the recognition results, if the size of the characters falls within the preset range; and automatically adjusting a zoom ratio of the image and recognizing the characters in the resized image, if the size of the characters does not fall within the preset range. | 01-09-2014 |
Patent application number | Description | Published |
20120004476 | Fullerene Derivatives and Organic Electronic Device Comprising the Same - The present invention relates to fullerene derivatives and an organic electronic device using the same, and more specifically, to a novel fullerene derivative incorporating an aromatic fused ring compound and to an organic electronic device with excellent electrical properties by employing the fullerene derivative. In more detail, the novel fullerene derivative incorporating an aromatic fused ring compound according to the present invention exhibits excellent solubility in organic solvents and has a high electrochemical electron mobility and a high LUMO energy level, thereby making the fullerene derivative a suitable material for organic solar cells featuring a high open circuit voltage (Voc) and an improved energy conversion efficiency, or applicable for use in organic electronic devices such as organic thin film transistors. | 01-05-2012 |
20120018715 | CONDUCTIVE POLYMER CONTAINING CARBAZOLE, AND ORGANIC PHOTOVOLTAIC DEVICE USING SAME - The present invention relates to a 2,7-carbazole-containing polymer represented by formula 1 and an organic photovoltaic device comprising the conductive polymer as a photoelectric conversion material. The conductive polymer has high photon absorption efficiency and improved hole mobility and is prepared by introducing a specific amount of a carbazole compound either into a polymer, consisting only of a donor functional group containing one or more aromatic monomers, or into a donor-acceptor type polymer comprising a repeating acceptor group introduced into a donor functional group. The conductive polymer can be used as a photoelectric conversion material for organic thin film transistors (OTFTs) or organic light-emitting diodes (OLEDs). Furthermore, the invention provides an organic photovoltaic device comprising the carbazole-containing conductive polymer as an electron donor, and thus can achieve high photoelectric conversion efficiency in organic thin film solar cells. | 01-26-2012 |
20130334521 | NOVEL ORGANOMETALLIC COMPOUND, AND ORGANIC LIGHT-EMITTING DIODE USING SAME - The present invention relates to a novel organometallic compound, and more particularly, to a luminescent organometallic compound in which intermolecular interaction is inhibited by means of introducing a germanium substituent, thereby improving light-emitting characteristics. The present invention also relates to an organic electronic device, specifically, to an organic light-emitting diode using the compound. According to the present invention, a germanium substituent is introduced to the parent organometallic iridium compound, thus inhibiting an intermolecular interaction in the solid state and enabling the compound of the present invention to be effectively used in solution processing. When the compound of the present invention is used as part of a light-emitting layer of an organic light-emitting diode, the light-emitting efficiency of the light-emitting diode may be significantly improved. Therefore, the compound of the present invention may be effectively used as a material for an organic light-emitting diode. | 12-19-2013 |
Patent application number | Description | Published |
20080209672 | Upright type cleaner - An upright type cleaner that uniformly provides a suction force through the whole area of a suction port. The upright type cleaner includes a body having a fan motor that generates suction force, a suction brush provided at a lower portion of the body and having a suction port to perform a cleaning operation relative to a floor using the suction force, a rotating drum installed in the suction brush, a belt connected between the rotating drum and the fan motor, a belt cover that guides the belt and divides the suction port into two suction areas, and a connection path through which the two suction areas are communicated to each other about the belt cover. | 09-04-2008 |
20080223472 | Flexible hose and vacuum cleaner having the same - A flexible hose includes a bellows pipe wall and an air barrier. The bellows pipe wall includes peaks defined on an outer surface of the bellows pipe wall, valleys is adjacent a respective peak, and grooves defined on an inner surface of the bellows pipe wall. Each groove is under a respective peak. The air barrier is near each of the grooves to prevent air from entering the grooves. | 09-18-2008 |
20080289138 | Suction port assembly and vacuum cleaner having the same - A suction port assembly and vacuum cleaner having the same is disclosed. The suction port assembly includes a casing comprising a suction port which draws in dust from a surface being cleaned; a drum brush which is disposed rotatably in the casing, on an external surface of which a plurality of bristles are arranged to shake off dust from the surface being cleaned; and a rib which is disposed at a position close to the drum brush, is mounted in the casing so that its one end is in contact with the bristles, and detaches the dust from the bristles when the drum brush rotates; and wherein the bristles are contacted on a slant relative to the rib to prevent the drum brush from rotating when the casing is pulled towards a user. | 11-27-2008 |
20090038110 | Nozzle assembly of vacuum cleaner - A nozzle assembly of a vacuum cleaner is provided that includes a casing, a suction port, a drum brush, a fan, and a blocking plate. The drum brush is rotatably disposed in the casing so drum bristles hit a surface being cleaned. The fan is disposed in the casing to be rotated by air drawn in through the suction port so that the fan rotates the drum brush. The blocking plate is adjacent to the front of the fan to screen most of the fan except for a lower portion of the fan. The fan includes a circular fan body, a shaft member, and a plurality of blades. The inside edge of each of the blades is at a distance from the shaft member so that the drawn-in air passes through a space defined between the inside edge of each of the blades and the shaft member. | 02-12-2009 |
20130007981 | VACUUM CLEANER HAVING SHREDDER - A vacuum cleaner includes a cleaner body having a suction source for generating a suction force; a suction nozzle assembly to draw in a dust or dirt from a surface to be cleaned by using the suction force of the suction source; a cyclone unit to separate the dust or dirt drawn in through the suction nozzle assembly from an air; a dust bin detachably disposed to the cleaner body to collect the dust or dirt separated at the cyclone unit; and a shredder to shred a paper, the shredder being detachably communicated with an opening of the dust bin to collect the shredded paper into the dust bin. | 01-10-2013 |
20130167321 | UPRIGHT TYPE CLEANER - An upright type cleaner that uniformly provides a suction force through the whole area of a suction port. The upright type cleaner includes a body having a fan motor that generates suction force, a suction brush provided at a lower portion of the body and having a suction port to perform a cleaning operation relative to a floor using the suction force, a rotating drum installed in the suction brush, a belt connected between the rotating drum and the fan motor, a belt cover that guides the belt and divides the suction port into two suction areas, and a connection path through which the two suction areas are communicated to each other about the belt cover. | 07-04-2013 |
20130239358 | VACUUM CLEANER HAVING SHREDDER - A vacuum cleaner includes a cleaner body including a suction source configured to generate a suction force, a suction inlet body configured to inhale dust on a surface to be cleaned using the suction force of the suction source, a dust bucket detachably installed on the cleaner body, a cyclonic unit formed inside the dust bucket and configured to centrifuge the dust from air flowed in through the suction inlet body, and a paper-shredder installed on a top of the dust bucket and configured to communicate with the top of the dust bucket so that shredded pieces of paper are dropped inside a dust collecting space of the dust bucket. | 09-19-2013 |
Patent application number | Description | Published |
20100004412 | METHOD FOR PREPARING POLYMER BY PRECIPITATION POLYMERIZATION - The present invention provides a method for preparing a polymer by precipitation polymerization, comprising the steps of mixing an antisolvent a), a monomer b), and a catalyst c), and while polymerizing the monomers, simultaneously precipitating a polymer formed by the monomers b) in a solid phase. | 01-07-2010 |
20110281048 | RESIN COMPOSITION FOR DISPOSAL RESIN MOLDED PRODUCT, AND DISPOSAL RESIN MOLDED PRODUCT - Disclosed is a resin composition for disposable resin molded product, and a disposable resin molded product that enables preparation of a disposable resin molded product not only maintaining excellent mechanical properties but also having biodegradability entailing an environment-friendly feature. The resin composition for disposable resin molded product comprises a polyalkylene carbonate resin. | 11-17-2011 |
20120016101 | POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same. | 01-19-2012 |
20130066024 | POLYSILOXANE-POLYLACTIDE BLOCK COPOLYMER AND PREPARATION METHOD THEREOF - The present invention relates to a polysiloxane-polylactide block copolymer and a preparation method thereof, in which the polysiloxane-polylactide block copolymer has improved impact resistance and flexibility, compared to the conventional polylactide resins and can be prepared by ring-opening polymerization of lactide monomers in the presence of a polymerization initiator of polysiloxane. | 03-14-2013 |
20130079547 | METHOD FOR PREPARING ALKYL LACTATE AND A METHOD FOR PREPARING LACTAMIDE USING THE SAME - This disclosure relates to a method for preparing alkyl lactate with high yield and high selectivity, comprising the step of reacting glycerol with water or alcohol in the presence of a catalyst. | 03-28-2013 |
20130090451 | POLYLACTIDE RESIN HAVING EXCELLENT HEAT RESISTANCE AND PREPARATION METHOD THEREOF - The present invention relates to a polylactide resin having excellent heat resistance, a preparation method thereof, and a polylactide resin composition including the same. | 04-11-2013 |
20130317181 | POLYSILOXANE-POLYLACTIDE BLOCK COPOLYMER AND PREPARATION METHOD THEREOF - The present invention relates to a polysiloxane-polylactide block copolymer and a preparation method thereof, in which the polysiloxane-polylactide block copolymer has improved impact resistance and flexibility, compared to the conventional polylactide resins and can be prepared by ring-opening polymerization of lactide monomers in the presence of a polymerization initiator of polysiloxane. | 11-28-2013 |
20140018515 | POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefore, and polylactide resin compositions including the same. | 01-16-2014 |
20140018516 | POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same. | 01-16-2014 |
20140066645 | POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same. | 03-06-2014 |
20140154489 | PACKAGING FILM INCLUDING A LACTIDE COPOLYMER - The present invention relates to a packaging film including a lactide copolymer having no problem of pollution or toxicity while having good flexibility in addition to excellent properties such as mechanical properties, transparency, and processability, and preferably being applicable to food packaging. The packaging film includes a lactide copolymer including two or more specific block copolymerized repeating units that the hard segments of polylactide repeating units are connected to both ends of the soft segments of polyether polyol repeating unit, wherein the block copolymerized repeating units are connected to each other through the intermediation of urethane connecting groups derived from polyvalent isocyanate compound of which the average equivalent of isocyanate group per a molecule is more than 2 and less than 3. | 06-05-2014 |
20140163178 | LACTIDE COPOLYMER, A PREPARATION METHOD THEREOF, AND A RESIN COMPOSITION INCLUDING THE SAME - The present invention relates to a lactide copolymer having good flexibility in addition to excellent properties such as mechanical properties and processability and preferably being applicable as a packaging material, a preparation method thereof, and a resin composition including the same. The lactide copolymer includes two or more specific block copolymerized repeating units that the hard segments of polylactide repeating units are connected to both ends of the soft segments of polyether polyol repeating unit, and the block copolymerized repeating units are connected to each other through the intermediation of urethane connecting groups derived from polyvalent isocyanate compound of which the average equivalent of isocyanate group per a molecule is more than 2 and less than 3. | 06-12-2014 |
20140206834 | POLYLACTIDE RESIN HAVING EXCELLENT HEAT RESISTANCE AND PREPARATION METHOD THEREOF - The present invention relates to a polylactide resin having excellent heat resistance, a preparation method thereof, and a polylactide resin composition including the same. | 07-24-2014 |
20140213752 | PREPARATION METHOD OF POLYLACTIDE RESIN - The present invention relates to a preparation method of a polylactide resin, in which the preparation method includes the step of performing ring opening polymerization of lactide monomers in the presence of an organometallic catalyst and an aromatic monomer scavenger, and the aromatic monomer scavenger is used in an amount of 0.1 to 20 parts by weight, based on 100 parts by weight of the lactide monomers. | 07-31-2014 |