baber/WOPTO huggingface dataset:
Patent KR-20030075804-A (KR)
Title: Organic Electro-Luminescence Device
Inventor: HAN YUN SU
IPC: C09K11/06
Filed: 2002-03-20
Abstract: PURPOSE: An organic electroluminescence device is provided, to improve the hole transporting property and to prevent the deterioration of the efficiency and lifetime of an organic electroluminescence device. CONSTITUTION: The organic electroluminescence device comprises an anode, a cathode and a plurality of organic layers formed between the anode and the cathode, wherein some of the organic layers comprises the compound represented by the formula 1, wherein X is at least one between C and N; and R1 to R4 are a substituted or unsubstituted aryl group. Preferably the substituted or unsubstituted aryl group is at least one selected from the group consisting of phenyl, 2-ethylphenyl, biphenyl, 4-methylphenyl, 4-cyclohexylphenyl, tert-phenyl, 4-chlorophenyl, 3-nitrophenyl, 4-cyanophenyl, 4-methoxyphenyl, 4-trifluoromethoxyphenyl, 4-phenoxyphenyl, naphthyl, 5-methylnaphthyl, anthryl, 3-methylanthryl, triphenylene, pentaphenyl, hexaphenyl, pyrene, fluorene and fluoroanthracene groups. Preferably the organic layers in the organic electroluminescence device comprises a hole injection/transport layer; a light emitting layer formed on the hole injection/transport layer; an electron transport layer for transporting electron to the light emitting layer; and an electron injection layer formed on the electron transport layer.
Patent KR-20030075853-A (KR)
Title: Vacuum Flouscent Display
Inventor: KIM BYEONG SAM
IPC: H01J31/15
Filed: 2002-03-21
Abstract: PURPOSE: A vacuum fluorescent display is provided to achieve a high contrast and prevent distortions of colors, while reducing parts count and manufacturing costs. CONSTITUTION: A vacuum fluorescent display comprises a cathode for emitting thermal electrons when applied with a power; a grid electrode for accelerating and controlling the emitted thermal electrons; an anode having a surface coated with a phosphor; and a contrast improvement unit(10) mounted on the top of the front substrate of the vacuum fluorescent display. The contrast improvement unit includes a metal oxide and/or nitride having different refraction indices and which are alternately deposited through a physical vapor deposition process, a chemical vapor deposition process or a spin coating process.
Patent KR-20020077259-A (KR)
Title: Oil control device
Inventor: MCEWEN JAMES
IPC: F02B39/00
Filed: 2002-03-29
Abstract: PURPOSE: An oil control device is provided to supply a pumping efficiency being simpler, cheap, and improved than a usual oil slinger. CONSTITUTION: An oil control device combined to a system for sealing a passage of a rotary shaft through an opening is composed of an annular member having one array of passages separated in a circumferential direction to centrifugally move fluid away from the shaft according to the rotation of the shaft and the passage having a channel(24) longitudinally opened.
Patent KR-20030010487-A (KR)
Title: Umbrella, protective cover for umbrellas and umbrella with the same protective cover fixed thereto
Inventor: ASADA KIKUO
IPC: A45B25/28
Filed: 2002-04-03
Abstract: PURPOSE: Provided are a umbrella having a light weight, a protective cover for umbrellas to prevent water from being scattered and a umbrella equipped with the protective cover. CONSTITUTION: The umbrella includes a shaft rod(1) having a ferrule(2) at one end and a handle(3) at the other end, a wheel disposed on the shaft rod, a plurality of umbrella ribs(8), a plurality of umbrella sub-ribs, a umbrella cloth and a protective cover. The wheel slides toward the ferrule when the umbrella is opened and slides toward the handle when the umbrella is closed. Each umbrella rib has one end pivotably connected to the wheel and symmetrically extending on the axis of the shaft rod. Each umbrella sub-ribs has one end pivotably connected to the ferrule side of the shaft rod and extending along the corresponding umbrella rib. The umbrella cloth is expanded to cover the out side of the umbrella ribs. The protective cover protects the umbrella cloth when the umbrella is folded.
Patent KR-20030079456-A (KR)
Title: A process for the preparation of roxatidine acetate or pharmaceutically acceptable salts thereof
Inventor: PARK MI SEON
IPC: A61K31/4453
Filed: 2002-04-04
Abstract: PURPOSE: Provided is a process for preparing roxatidine acetate or pharmaceutically acceptable salts thereof in high yields under mild conditions without using any separate high vacuum distiller. CONSTITUTION: A process for preparing roxatidine acetate of the formula(I) or pharmaceutically acceptable salts thereof is characterized by reacting 3-(3-(1-piperidinylmethyl)phenoxy)propylamine and acetoxy acetic acid in the presence of a binding agent selected from the group consisting of dicyclohexyl carbodiimide, ethyl chloroformate and N,N'-carbonyl diimidazole.
Patent KR-20030082060-A (KR)
Title: Power transferring device of seat motor
Inventor: CHO JEONG HYEOK
IPC: B60N2/04
Filed: 2002-04-16
Abstract: PURPOSE: A seat motor power transmission mechanism is provided to improve reliability by preventing breakage of parts constituting a power transmission line and to reduce the rate of breakdown by reducing the number of component parts. CONSTITUTION: A seat motor power transmission mechanism has first and second lead screws, first and second gear casings, a motor, a position-sensing unit(62), and a power transmission unit(66). A worm gear(40) is fixed to each end portion of the first and second lead screws, and first and second rotors are each disposed to the outer periphery of the first and second lead screws. The first and second gear casings are each disposed to the end potions of the first and second lead screws. The first and second gear casing receive the worm gears and worms engaging with the worm gears. The motor transmits rotational force to the worms of the first and second gear casings. The position-sensing unit has a worm and a worm gear. The power transmission unit transmits the rotational force of the motor to worms of the position-sensing unit and the second gear casing. The power transmission unit includes a cable shaft(52) one end of which is connected to a driving shaft of the motor and the other end of which is extended toward the second gear casing, passing through the worm of the position-sensing unit. The cable shaft is combined with the worm of the second casing.
Patent KR-20030083803-A (KR)
Title: Manufacturing method of an aromatic in containing extracts of pine needles
Inventor: KIM TACK YEOL
IPC: A61L9/013
Filed: 2002-04-22
Abstract: PURPOSE: Provided is a preparation method of an aromatic containing the pine needle extract, in which the pine needle extract is added to the pine tree chips in a certain ratio. CONSTITUTION: The preparation method of an aromatic containing the pine needle extract includes pulverizing and purifying the pine needles; decocting the pine needle powders and distilling the extracted solution; mixing 5 to 10% of the distilled pine needle extract and 90 to 95% of the pine tree chips crushed in a form of sawdust; and adsorbing the pine needle extract to the pine tree chips. The adsorbing step comprises jetting the pine needle extract to the pine tree chips with a spray.
Patent KR-20030083524-A (KR)
Title: Cleaning robot having a revolving sucking device
Inventor: SONG JEONG GON
IPC: A47L11/00
Filed: 2002-04-23
Abstract: PURPOSE: A cleaning robot having a rotary intake port is provided to improve cleaning efficiency by sucking foreign matters from corners with turning the rotary intake port protruded from the robot body through a motor in placing the robot near corners or walls. CONSTITUTION: A cleaning robot is composed of a robot body(10) having plural driving wheels(11,12) for traveling; a dust suction unit generating suction force to a suction port formed in the robot body and sucking pollutants among air; a rotary intake port(300) communicated to the suction port, installed in the lower part of the robot body, turned by a joint and protruded from the robot body; a motor(320) turning the rotary intake port; a sensor unit detecting the travel distance of the robot body and obstacles on the travel passage; and a control unit processing signals of the robot body and controlling operation of the driving wheels, the suction unit and the motor.
Patent KR-20020083478-A (KR)
Inventor: NOMURA AKIHISA
IPC: H04N19/37
Filed: 2002-04-26
Abstract: PURPOSE: To provide a method for generating data streams in compliance with the DVD standards or the MPEG standards in real time and to provide a device therefor. CONSTITUTION: A decoder 6 decodes a video signal to generate video data and supplies the video data to a data stream generating unit 2. Furthermore, an analog/digital converter 8 applies analog/digital conversion to an audio signal to generate audio data and supplies the audio data to the data stream generating unit 2. The data stream generating unit 2 processes the video data from the decoder 6 and the audio data from the analog/digital converter to generate a data stream and output it to a read/write and control unit 10, and controls drive of a motor 14 under the control of a system microcomputer 16 in response to a write instruction at the same time to write the data stream to a DVD disk 12.
Patent KR-20030084288-A (KR)
Title: Horizontal surmergible-pump
Inventor: LEE EUNG SU
IPC: F04D13/08
Filed: 2002-04-26
Abstract: PURPOSE: A horizontal submersible pump is provided to achieve a structural stability of the horizontal submersible pump and effectively pump water by allowing the horizontal submersible pump to be horizontally installed at a floor. CONSTITUTION: A horizontal submersible pump includes a motor housing(20) having a motor(22) therein. A supporter(24) is provided at one side of the motor housing(20). A driving shaft(30) is rotatably coupled to the center of the motor(22). One end of the driving shaft(30) extends out of the motor housing(20). An impeller(40) is coupled to a front end of the driving shaft(30). An impeller casing(50) is closely coupled to a side of the motor housing(20) such that the impeller casing(50) does not make contact with the impeller(40). A front portion of the impeller casing(50) is opened. An exhaust pipe(60) is connected to one side of the impeller casing(50).
Patent KR-20030085992-A (KR)
Title: a marbling meat manufacturing method
Inventor: LEE MYEONG HEE
IPC: A23L13/40
Filed: 2002-05-03
Abstract: PURPOSE: Provided is a marbling meat manufacturing method by injecting emulsion containing oil and fat and proteins. Therefore, the marbling meat has good appearance, mouth feeling and taste and flavor. CONSTITUTION: A marbling meat manufacturing method comprises the steps of: dissolving proteins in water, followed by heating, and emulsification to give a first emulsion; cooling the emulsion, followed by mixing with a protein coagulant to give a second emulsion; and injecting the second emulsion into meat containing low fat.
Patent KR-20030086711-A (KR)
Title: manufaturing method for stone panel with insulating layer
Inventor: KIM SUNG TEA
IPC: E04C2/26
Filed: 2002-05-06
Abstract: PURPOSE: A manufacturing method for a stone panel attached with insulating materials is provided to shorten a period of construction and to cut down construction expenses by placing a finishing stone panel and insulating materials simply and rapidly with one process. CONSTITUTION: The manufacturing method for a stone panel attached with insulating materials comprises the steps of: forming a panel member(1) by cutting off natural stone in the appointed thickness and width; placing the panel member(1) in a mold(3) having the same bottom area as the panel member(1); forming a waterproof layer(11) on the surface of the panel member(1) by placing an undiluted polyurethane solution on the upper side of the panel member(1) in the mold(3) and filling up the mold(3) with an undiluted polyurethane solution; forming an insulating layer(2) on the upper side of the panel member(1) by closing up the mold(3) and heating up at 30¯50 deg.C for 2¯5 minutes, then foaming the undiluted polyurethane solution(21) filled in the mold(3); and dismantling the mold(3) and forming a stone panel attached with insulating materials as a product.
Patent KR-20030088318-A (KR)
Title: Metal Organic Chemical Vapor Deposition System
Inventor: KIM MYEONG GYU
IPC: H01L21/205
Filed: 2002-05-14
Abstract: PURPOSE: An MOCVD(Metal Organic Chemical Vapor Deposition) system is provided to be capable of improving uniformity of deposition thickness of thin film. CONSTITUTION: An MOCVD system includes a reaction chamber(100), a liquid transmission apparatus(200), and two source supply tubes(300). The reaction chamber(100) is provided with the first source gas port(131) and the second source gas port(132), wherein the first and second source gas port(131,132) are symmetric by the center of a wafer supporter. The source supply tubes(300) are connected to the first and second source gas ports(131,132) for contacting the liquid transmission apparatus(200) and the reaction chamber.
Patent KR-20030091236-A (KR)
Title: Method for on-line updating the information of line card and line interface for a distributed processing high-speed router
Inventor: CHO GYEONG SEOP
IPC: H04L12/28
Filed: 2002-05-25
Abstract: PURPOSE: A method for adding or deleting line card and line interface information on on-line in a distributed processing high-speed router is provided to mount a line card on on-line without stopping the service of a system, install a corresponding line interface, and remove the corresponding line interface for dismounting the line card. CONSTITUTION: If an operator inputs a line card addition command in a standby state and a terminal of the operator receives the line card addition command(S403), the terminal checks whether line card information requested by the operator previously exists in a database(S404). If a line card does not exist, the terminal adds line card addition information requested by the operator in the database(S405). The terminal outputs that the addition of the line card is normal for informing the operator that the line card addition command is normally performed(S406). If the operator confirms that the addition of the line card is normal, the operator mounts the line card on a system(S407). The operator loads a program necessary for operation and confirms whether the line card is normally operated(S408).
Patent KR-20030091311-A (KR)
Title: Advertisement method using treasure map
Inventor: HAN JUNG SUN
Filed: 2002-05-27
Abstract: PURPOSE: An AD(ADvertisement) method for using a treasure map is provided to maximize the AD effect by using an interest for the treasure map regardless of a number of members, and to offer an effective AD tool and an additional AD opportunity to e-mail marketers by increasing an e-mail reception rate through the interest for the treasure map. CONSTITUTION: The treasure map including a map offering the geographic information and the coordinates, and an AD part for inserting the AD(S100). The treasure map is bulletined to a web site(S110). A visitor of the web site buys the treasure map(S112). A certification number for inquiring a hint for the coordinates in the map is offered(S114).
Patent KR-20030092592-A (KR)
Inventor: CHO HEUNG JAE
IPC: H01L21/336
Filed: 2002-05-30
Abstract: PURPOSE: A method for fabricating a semiconductor device with a metal gate electrode is provided to improve an operation speed by improving the quality of a gate oxide layer and controlling an increase of sheet resistance of a metal gate electrode, and to diversify a metal layer used as a gate electrode by preventing a metal layer inside the gate electrode from being oxidized in a subsequent heat treatment process or an oxide process. CONSTITUTION: The gate oxide layer is formed on a semiconductor substrate(21). A conductive stack layer including at least a metal layer is formed on the gate oxide layer. The stack layer is etched to form the gate electrode. A silicide layer(27) is formed on the sidewall of the gate electrode. A re-oxidation process is performed to recover the gate oxide layer damaged in etching the stack layer. A source/drain region is formed in the semiconductor substrate at both sides of the gate electrode.
Patent KR-20030093583-A (KR)
Title: Recovery Device and Method of Lithium Cobalt Oxide from Spent Lithium Battery
Inventor: HAN GYU SEUNG
IPC: C01G51/00
Filed: 2002-06-03
Abstract: PURPOSE: Provided are an apparatus for recovering lithium cobalt oxide powder as a cathode active material directly from a cathode separated from a waste lithium ion battery and a method for recovering the powdered cathode active material by a hydrothermal process using the apparatus. CONSTITUTION: The method for recovering the lithium cobalt oxide comprises the steps of: disjointing the waste lithium ion battery to separate the cathode; reacting the cathode and a strong alkali under a fixed hydrothermal condition to obtain the lithium cobalt oxide; cooling to crystallize the lithium cobalt oxide; and washing to remove contaminants from the synthesized lithium cobalt oxide. And the apparatus comprises a reactor body(300) equipped with a sealing cap(320) and a stirrer(130) supported by a support(120); a reactor A(200) mounted inside the reactor body(300); a reactor B(100) mounted inside the reactor A(200) and having a plurality of holes(110) on the upper part thereof and supported by a separation cap(240), in which the stirrer(130) is inserted.
Patent KR-20030006996-A (KR)
Title: Multilayer inductor
Inventor: TANAKA TADASHI
IPC: H01F17/02
Filed: 2002-06-14
Abstract: PURPOSE: To provide a lamination type inductor that has less leakage in flux, and can obtain a high inductance. CONSTITUTION: Each of conductor patterns 23a to 23e for first and second coils that are arranged at the upper section of a laminate and have two-layer structure is electrically connected to conductor patterns 24a to 24f for third and fourth coils that are successively arranged at a lower section and have the two-layer structure in series via a via hole 28 being provided in insulator sheets 22b to 22e, and a spiral coil L is composed. The edge section of the conductor patterns 23a to 23c for the first coil is overlapped to that of the conductor patterns 23d and 23e for the second coil. Similarly, the edge section of the conductor patterns 24d to 24f for the fourth coil is overlapped to that of the conductor patterns 24a and 24c for the third coil.
Patent KR-20030035799-A (KR)
Inventor: MATSUURA TETSUYA
IPC: H01L23/538
Filed: 2002-06-19
Abstract: PURPOSE: To surely mount semiconductor chips at a high density. CONSTITUTION: A plurality of substrates 20, 20' serially connected by flexible cables 30 are laminated one above the other, semiconductor packages 10 are mounted on mutually opposed surfaces of the substrates 20, 20' and mutually adhered and held with an adhesives 40. They are mounted on a mother board 90 via outer leads 50 provided on the substrate 20', which is the lowermost substrate.
Patent KR-20030097446-A (KR)
Title: Split-gate type Flash memory device and method of forming the same
Inventor: KIM BYEONG HO
IPC: H01L21/8247
Filed: 2002-06-21
Abstract: PURPOSE: A split gate-type flash memory device is provided to prevent reverse tunneling by changing the structure of the lower corner portion of a wordline that could generate reverse tunneling. CONSTITUTION: A semiconductor substrate(21) has an active region. A drain region(33b) and a source region(33s) are formed in the active region, separated from each other. An insulated floating gate(25) includes the first sidewall(25a) adjacent to a source region, the second sidewall(25b) confronting the first sidewall and an upper surface between the first and second sidewalls. The insulated floating gate is formed on a channel region between the drain region and the source region, adjacent to the source region. The surface of the floating gate is covered with a tip-open insulation layer(27) that exposes a tip corner where the second sidewall and the upper surface are adjacent to each other. The semiconductor substrate including the tip-open insulation layer is covered with a tunnel insulation layer(30) in direct contact with the exposed tip corner. The wordline(31) crosses the upper portion of the channel region between the drain region and the floating gate. The wordline extends to cover the tunnel insulation layer on the second sidewall and the tip corner.
Patent KR-20040000249-A (KR)
Title: Sample pre-treatment method for aluminum alloy content analysis
Inventor: YOON HYEOK WON
IPC: G01N1/28
Filed: 2002-06-24
Abstract: PURPOSE: A specimen pre-treatment method is provided to achieve improved reliability of analysis result by standardizing the specimen pre-treatment method in such a manner as to reduce errors. CONSTITUTION: A specimen pre-treatment method comprises the first step of setting a specimen on a cutter and cutting the specimen into a predetermined shape by using a zirconium cutting wheel; the second step of washing and drying the cut specimen so as to remove foreign substances produced in the first step; the third step of setting the specimen passed through the second step onto a belt grinder and performing a surface treatment by using an abrasive belt coated with a zirconium; and the fourth step of storing the specimen which is surface-treated in the third step into the desiccator shielded from an external air.
Patent KR-20030001341-A (KR)
Title: Level shifter and electric optical device
Inventor: FUJIKAWA SHINSUKE
IPC: G09G3/36
Filed: 2002-06-25
Abstract: PURPOSE: A level shifter and an electro-optical apparatus incorporating the same are provided to be capable of simplifying the configuration of a level shifter and securing fast operation. CONSTITUTION: A level shifter(100) includes a capacitor(112), TFTs(132,134) for applying an offset voltage to one end of the capacitor(112), a capacitor(114), TFTs(136,138) for applying an offset voltage to one end of the capacitor(114), and TFTs(122,124) connected in series between a supply line of a power supply voltage for a high-amplitude logic signal and a supply line of a reference voltage therefor, a node therebetween serving as an output terminal. A threshold voltage of the TFT(122) is set to be not higher than the offset voltage applied by the TFTs(132,134), and an offset voltage of the TFT(124) is set to be higher than or equal to the offset voltage applied by the TFTs(136,138).
Patent KR-20040003642-A (KR)
Inventor: JU CHANG HWAN
IPC: B26D1/14
Filed: 2002-07-03
Abstract: PURPOSE: A cutting wheel is provided to improve the performance and reliability of the cutting wheel by mixing or coating a cutting wheel body with cutting components such as titanium dioxide, aluminum oxide, and silicon dioxide. CONSTITUTION: A cutting wheel(10) is composed of at least one core layer(12) made of fiber or nonwoven fabric, and resin layers(11,13). The resin layers are mixed with cutting components such as titanium dioxide, aluminum oxide, and silicon dioxide. The resin layer attached to the outside of the heart layer is mixed with the cutting component and fiber.
Patent KR-20040005032-A (KR)
Title: Method for producing antimicrobial packaging paper
Inventor: CHO SEONG HWAN
IPC: D21H27/10
Filed: 2002-07-08
Abstract: PURPOSE: Provided is antimicrobial package paper which prevents occurrence of microorganisms causing the rotting or deteriorating of fruits or flowers, thereby maintaining the freshness thereof. CONSTITUTION: A method for manufacturing antimicrobial package paper comprises the steps of: pulverizing grapefruit seeds; extracting them with an extract solvent; mixing the extract with calcium carbonate, and freeze-drying it to make an extract powder; and adding the extract powder and cationic polyacrylamide to a pulp papering suspension, uniformly dispersing the mixture, and papering it.