baber/WOPTO huggingface dataset:
Patent KR-20040006492-A (KR)
Title: Method for fabricating semiconductor device
Inventor: RYU HYEOK HYEON
IPC: H01L21/24
Filed: 2002-07-12
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of improving junction leakage current characteristic by non-uniformly forming a salicide layer. CONSTITUTION: An isolation layer(13) is formed at a semiconductor substrate(11) for defining an active region and an isolation region. A gate oxide layer(15), a polysilicon pattern(17), and a spacer(19) are sequentially formed at the upper portion of the semiconductor substrate. The first cobalt layer and a photoresist pattern are sequentially formed at the upper portion of the resultant structure. After forming the second cobalt layer on the entire surface of the resultant structure, the photoresist pattern and the second cobalt layer are removed. A TiN layer is formed at the upper portion of the resultant structure. The first and second salicide layer(31) are formed at the upper portion of the polysilicon pattern and the active region by carrying out a heat treatment at the TiN layer. Preferably, the thicknesses of the first and second salicide layer are about 700 and 400 angstrom, respectively.
Patent KR-20040006889-A (KR)
Title: Power source control circuit of ecu
Inventor: LEE JIN HWAN
IPC: F02D45/00
Filed: 2002-07-16
Abstract: PURPOSE: A power source control circuit of an ECU(Electronic Control Unit) is provided to allow various logic such as fail safe and power latch to be easily implemented in hardware by connecting an PNP transistor to an input line of a control power voltage regulator in an EPS(Electric Power Steering) system for a vehicle, connecting a plurality of NPN transistors in series and parallel to drive the PNP transistor, and driving the transistors depending on intermitting signals output from various lines such as MCU(Micro Control Unit) to intermit control power of the ECU. CONSTITUTION: A circuit includes a voltage regulator(10) receiving power of a battery following switching on of a relay, and generating fixed voltage used in components of an EPS system including an ECU; and a transistor part(20) including a PNP transistor(Qm) connected with an input line of the voltage regulator and switched on/off to allow the voltage regulator to intermit power of the ECU, and a plurality of NPN transistors(Qp1s1,Qp1s2-Qp1sn) connected with a base terminal of the PNP transistor in series and parallel and switched on/off by various intermitting signals output from an MCU, an ignition power line and the relay to switch on/off the PNP transistor.
Patent KR-20040009510-A (KR)
Title: Method of fabricating a solid electrolytic capacitor
Inventor: BAE SANG JUN
IPC: H01G9/025
Filed: 2002-07-24
Abstract: PURPOSE: A method is provided to prevent defects of product, while allowing for ease of removal of polymerization prevention layer. CONSTITUTION: A method comprises a step of preparing an aluminum foil having both sides with a roughening layer or a porous layer; a step of forming a pole separating portion(35) at the boundary between an anode lead-out portion(10a) and a cathode region(10b); a step of forming an upper polymerization prevention layer(101) and a lower polymerization prevention layer(102) connected to the upper polymerization prevention layer; a step of forming a conductive polymer layer on the aluminum foil of the cathode ray; a step of removing the upper polymerization prevention layer and the lower polymerization prevention layer; a step of forming a carbon layer and a conductive layer on the conductive polymer layer; and a step of forming an anode terminal and a cathode terminal on the anode lead-out portion and the conductive layer, respectively.
Patent KR-20040011018-A (KR)
Title: Method for forming short-channel transistor
Inventor: PARK JEONG HO
IPC: H01L21/336
Filed: 2002-07-26
Abstract: PURPOSE: A method for forming a short channel transistor is provided to be capable of reducing short channel effect for improving the characteristics of the transistor. CONSTITUTION: After forming the first oxide layer(10a) and a sacrificial pattern at the upper portion of a semiconductor substrate(5), the first spacer(40) is formed at both sidewalls of the sacrificial pattern. A source/drain region(55) are formed at the inner portions of the semiconductor substrate by carrying out a heat treatment after sequentially forming the first nitride layer(70a) and the second oxide layer(80a). After forming the second spacer(90) at the upper portions of the resultant structure, a punch-stop ion implantation layer(100) is formed between the second spacers at the inner portion of the semiconductor substrate. Then, a gate isolating layer(200) and a gate(300) are sequentially formed at the resultant structure.
Patent KR-20040011127-A (KR)
Title: air conditioner where cooling water is provided
Inventor: LEE JIN SU
IPC: F24F1/00
Filed: 2002-07-29
Abstract: PURPOSE: An air conditioner supplied with coolant is provided to have an air-cooled outdoor unit working highly efficiently by dropping down temperature of air introduced by a blower and allowing the air to exchange heat with refrigerant. CONSTITUTION: An air conditioner includes a compressor(30) compressing refrigerant; a motor(15) driving the compressor; a condenser(40) introducing refrigerant pressurized and compressed by the compressor to a first outdoor unit coil(42) to cool down and liquefy; an evaporator(60) introducing refrigerant cooled down and liquefied by the condenser to a first indoor unit coil(62) of an indoor unit to evaporate; a coolant tank(64) storing coolant generated on a surface of the first indoor unit coil of the indoor unit in evaporation process of the evaporator; a second indoor unit coil(61) supplied with coolant in the coolant tank to cool down air in the indoor unit; a second outdoor unit coil(44) supplied with coolant in the coolant tank to cool down air in an outdoor unit(10); a selection valve(69) selecting channels introducing coolant to the second indoor unit coil and the second outdoor unit coil, respectively; and pumps(68) supplying coolant to the second indoor unit coil and the second outdoor unit coil, respectively. The first indoor unit coil and the second indoor unit coil are placed in the indoor unit. The first outdoor unit coil and the second outdoor unit coil are placed in the outdoor unit.
Patent KR-20040017667-A (KR)
Title: A clamping loader device for front end assembly of vehicle
Inventor: SONG SEONG MYEONG
IPC: B62D65/18
Filed: 2002-08-23
Abstract: PURPOSE: A mounting loader for a front end assembly of a vehicle is provided to produce the front end assembly with a separate equipment to accurately mount and input the front end assembly applied by modularization to minimize an in-line assembly process of a vehicle producing factory, accordingly to improve the exterior quality of the front end assembly, and to minimize assembling errors. CONSTITUTION: A mounting loader for inputting a front end assembly of a vehicle assembled by modularizing front parts of the vehicle into an assembly line for fixing and assembling the front end assembly to a vehicle body is composed of a rail(21) for moving upward and downward arranged to the side of the assembly line; a slide block(25) for sliding upward and downward along the rail by a driving device; a vertical frame(31) fixed to the slide block; upper and lower horizontal frames(33,35) fixed to upper and lower ends of the vertical frame, respectively; clamping devices(40) mounted to both ends of the upper horizontal frame, respectively, to clamp a radiator supporting upper center panel of the front end assembly; mounting reference pins(50) installed to both ends of the lower horizontal frame and inserted into a restricting hole formed at the lower of a front bumper rail of the front end assembly; and a mounting state detecting device installed in the mounting reference pin at the lower horizontal frame to act on the front bumper rail of the front end assembly and detect the mounting state of the mounting reference pin.
Patent KR-20040019425-A (KR)
Title: Compound iron and mineral material including mineral rock and fragment iron as an essential element and method of manufacturing it
Inventor: MIN HYEON GI
IPC: C08K3/34
Filed: 2002-08-26
Abstract: PURPOSE: A synthetic steel mineral using steel mineral stone and iron powder as principal raw materials is provided which is easily manufactured at low cost by mixing natural mineral stone, iron powder and synthetic resin and performing first compression injection molding, second insert molding and surface treatment, and a manufacturing method thereof is provided. CONSTITUTION: The manufacturing method of synthetic steel mineral using steel mineral stone and iron powder as principal raw materials comprises the steps of mixing natural mineral stone, iron powder, synthetic resin and additive; blending, melting, heating and transferring the mixture at a temperature of 160 to 300 deg.C using first transferring hot bin; melting a material to be formed into the synthetic steel mineral so that the melted material is transferred to second vertical injection cylinder, preventing back flow of the material, automatically weighing the weight of the material, and maintaining temperature of the material to the temperature range of 160 to 300 deg.C; and performing first compression injection molding on the material mixed in a metallic pattern, wherein the manufacturing method further comprises the steps of directly cooling first compression injection molded article in the metallic pattern; extracting the article from the metallic pattern, and cooling the article as passing the extracted article through a cooling tunnel; and performing second injection molding on the article through insert molding, and completing a final article.
Patent KR-20040016349-A (KR)
Title: network game system capable of sending/receiving short message to/from external mobile terminal and a method thereof
Inventor: KO YEONG JAE
IPC: H04W4/14
Filed: 2002-08-30
Abstract: PURPOSE: A network game system for executing short message communication with an external mobile terminal and a method for transmitting short messages using the same are provided so that a game user can communicate with another user who doesn't use the present game. CONSTITUTION: A network game system comprises a game server(110) that provides games, such as a multi player online role playing game, etc., to users. The game server(110) comprises a database(120), a game operating module(112), and a short message transmission module(114). The database(120) stores various information related to games, registered user information, and necessary information for game process. The game operating module(112) enables connected users to play games. The short message transmitting module(114), in case that a game user wants to transmit a short message, receives information for short message transmission, such as the short message, the other side's phone number, etc., from the user and transmits it to a short message transmission system(130).
Patent KR-20040022722-A (KR)
Title: Single floor sheet and the manufacture method for automobile
Inventor: LEE CHA U
IPC: B29D7/01
Filed: 2002-09-05
Abstract: PURPOSE: Provided is a method for producing a single floor sheet for car, which does not generate wrinkles at the border of a partially molded section and excludes the step of attaching a protecting film after molding. CONSTITUTION: The method for producing a car floor sheet comprises a press molding step and a trimming step, wherein the method comprises the steps of: adhering a protecting film on the top surface of a sheet textile to cover the top surface in advance; cutting the sheet textile(10) covered with the protecting film into a size of an single floor sheet for car; heating the bottom surface of a partially molded section of the sheet textile to soften and to transversely orient the sheet textile; introducing the oriented part of the sheet textile to a mold(21,22) in order to perform partial molding and trimming simultaneously; and carrying out an additional trimming for the left part of the partially molded sheet textile.
Patent KR-20040026153-A (KR)
Title: Method and apparatus for providing multicast service over a shared channel in a radio communication
Inventor: LEE SEUNG JUN
IPC: H04W4/06
Filed: 2002-09-23
Abstract: PURPOSE: A device for supplying a multicast service through a shared channel of wireless communication is provided to install an RLC(Radio Link Control) layer in a CRNC(Controlling Radio Network Controller) when transmitting multicast data through a DSCH(Downlink Shared Channel), thereby efficiently using UTRAN resources. CONSTITUTION: A CRNC(510) configures an RLC PDU, and transmits the RLC PDU to an MAC layer(512). The MAC layer(512) configures an MAC PDU, performs a transmission scheduling process, configures DSCH control information, and transmits the MAC PDU with the DSCH control information to a physical layer of a node B(520). The physical layer transmits the DSCH control information to all terminals, encodes the MAC PDU, and multicasts the MAC PDU to terminal groups through a DSCH. A UE(530) receives the DSCH control information, and determines whether to receive the DSCH. If so, a physical layer(531) of the UE(530) receives the DSCH with the DSCH control information, decodes the MAC PDU, and transmits the MAC PDU to an MAC layer(532). The MAC layer(532) removes an MAC header of the MAC PDU, and transmits the RLC PDU to an RLC layer(533). The RLC layer(533) removes a header of the RLC PDU, and transmits the RLC PDU to a PDCP layer.
Patent KR-20040033336-A (KR)
Title: An apparatus for supplying hns gas into heating furnace in emergency
Inventor: PYUN IN SU
IPC: C21D9/67
Filed: 2002-10-14
Abstract: PURPOSE: An apparatus for emergency supplying mixed gas into heating furnace is provided to prevent facility accident by automatically supplying a mixed gas of hydrogen and nitrogen into the heating furnace, thereby preventing product surface defects of annealing line and preventing hydrogen explosion of the heating furnace. CONSTITUTION: The apparatus(1) comprises flow meters(122,123) and automatic on/off valves(514,515) mounted on the front part of mixers(107,110) of hydrogen line to detect flow rate of hydrogen; manometers(126,127) and automatic on/off valves(516,517) mounted on the front part of mixers of nitrogen line to detect pressure of nitrogen; mixed gas holders(518,519) installed between the mixers and the heating furnace; flow meters(512,513) and automatic control valves(510,511) mounted on a pipe extracted from the mixed gas holders; flow meters(522,523) mounted on the front part of the heating furnace; and a controller(450) for supplying a mixed gas into the heating furnace from the mixed gas holders if a set amount of the mixed gas is not supplied into the heating furnace from the mixed gas holders by opening and closing the valves based on detection signals of the flow meters and manometers.
Patent KR-20040034974-A (KR)
Title: A microcellular foamed fiber
Inventor: CHOI YEONG BAEK
IPC: D01F1/00
Filed: 2002-10-18
Abstract: PURPOSE: Provided is fine porous fiber which is characterized by containing high density of fine porous cell, having light weight, and excellent texture, showing excellent mechanical properties like strength and increasing yarn making property. CONSTITUTION: Fine porous fiber is characterized by forming fine porous cell with at least 10¬7/cm¬2 of density in a polymer with supercritical gas, having 1.2-50 of volume expansivity and having monofilament having a diameter of at least 5μm . The supercritical gas is carbon dioxide or nitrogen. The polymer is a polyamide resin, a polyester resin, a branched polyester resin or a branched polypropylene resin.
Patent KR-20020092296-A (KR)
Inventor: CHO YONG CHAN
IPC: H05B33/10
Filed: 2002-11-07
Abstract: PURPOSE: An apparatus for depositing an organic material is provided to perform stably a depositing process for forming a deposition pattern by installing a substrate or a mask at a lower side or a side portion of a deposition source. CONSTITUTION: A deposition source(120) is a vaporization melting pot(121), the first heater(122), the second heater(123), and an exhaust member(124). The organic materials are vaporized in the vaporization melting port(121) if the first and the second heaters(122,123) are operated. The vaporized organic materials are transferred to a flowing space portion(125). The molecules generated from the vaporized organic materials are moved in the flowing space portion(125) by using thermal energy. The moving molecules are deposited on a substrate after passing through an opening portion of the second heater(123) and an exhaust hole(124a) of the exhaust member(124). At this time, a deposition ratio is determined according to pressure of the molecules.
Patent KR-20040041718-A (KR)
Title: SOAP based gateway for connecting regacy system and content provider, and protocol changing method using thereof
Inventor: JI CHANG U
IPC: H04L12/66
Filed: 2002-11-11
Abstract: PURPOSE: A SOAP(Simple Object Access Protocol)-based communication gateway system for interworking with a legacy system and a CP(Contents Provider), and a protocol converting method using the same are provided to automatically convert protocols according to protocols used by the legacy system and the CP. CONSTITUTION: A plurality of user computers(10) are connected to a communication network(20) such as an Internet network. An iSOAP gateway server is connected through the communication network(20). A service provider(90) uses various protocols connected with the iSOAP gateway server through the communication network(20). An ISOAP gateway listener(30) receives a service request from an external source. A service repository controller(40) searches currently registered services and information. A service adapter pool(50) has objects for various protocols. A service protocol descriptor(60) includes each IP and port information. A connection pool manager(70) manages connections with each protocol service. Object mappers(80-83) are provided for each protocol.
Patent KR-20040043610-A (KR)
Title: Process for coating a continuous casting tundish
Inventor: KIM HAE WON
IPC: C23C4/10
Filed: 2002-11-19
Abstract: PURPOSE: A method for coating refractories of tundish is provided to shorten coating operation time of the refractories of tundish and increase cleanliness of slab during continuous casting and prevent outflow of molten steel during continuous casting by reducing hydrogen content generated from coating material of the refractories of tundish. CONSTITUTION: In a method for coating refractories of tundish used in continuous casting operation, the method comprises a step of removing skull fused onto the surface of the refractories as air cooling the refractories inside the tundish to a hot spray operation temperature; and a step of hot spray coating the skull removed surface of the refractories inside tundish, wherein the hot spray coating process is performed at an operation temperature of 150 to 300 deg.C, wherein thickness of hot spray coating material coated by the hot spray coating process is 20 mm or less, and a quantity of the hot spray coating material used in the hot spray coating process is 1,000 kg or less, and wherein the tundish refractories are formed of a Mg-C based refractory material, and the hot spray coating material is formed of a MgO based refractory material.
Patent KR-20040043888-A (KR)
Title: Method for forming MIM capacitor having multi-layer parallel inverse structure
Inventor: LEE DAL JIN
IPC: H01L27/04
Filed: 2002-11-20
Abstract: PURPOSE: A method for forming an MIM(Metal Insulator Metal) capacitor having a multilayer parallel reverse structure is provided to be capable of improving the topology of the capacitor and easily controlling the fabrication process. CONSTITUTION: A pair of first metal lines are formed on a semiconductor substrate(20). An interlayer dielectric is formed on the resultant structure. The first and second contact plugs are formed in the interlayer dielectric for being electrically connected with the pair of first metal lines. An upper electrode is formed on the interlayer dielectric for contacting the first contact plug. A dielectric layer is formed on the resultant structure for enclosing the upper electrode. The first single MIM capacitor(30a) is completed by forming a lower electrode for being connected with the second contact plug. The second metal line is formed on the resultant structure for being connected with the first and second contact plug. Then, the second and third single MIM capacitor(30b,30c) are formed on the resultant structure.
Patent KR-20040046864-A (KR)
Title: On-board antenna structure for portable terminal device
Inventor: LEE JEONG SU
IPC: H01Q1/24
Filed: 2002-11-28
Abstract: PURPOSE: An embedded type antenna structure is provided to reduce the size of a terminal and reduce electromagnetic interference by printing an antenna on a printed circuit board. CONSTITUTION: An embedded type antenna for diversity is mounted in a portable terminal. Dipole antennas(320a,320b) are printed on both sides of a printed circuit board(310) in such a manner that the dipole antennas are arranged symmetrically with each other. Matching circuits(330a,330b) are interposed between the dipole antennas and feed lines(340a,340b) so as to ensure a band width. The matching circuits are constituted by a Balun circuit.
Patent KR-20040047109-A (KR)
Title: Apparatus of air-cylinder using chip pickup
Inventor: LEE HEE WON
IPC: H01L21/50
Filed: 2002-11-29
Abstract: PURPOSE: An air cylinder apparatus for picking up chips is provided to maintain a stable operating state of a pickup cylinder rod and minimize an incidence rate of a defect by simplifying the structure of a cylinder. CONSTITUTION: A cylinder pipe(13) and a guide pipe(12) are prepared in a housing. Front and rear bushes maintain an airtightness state, respectively installed at both ends of the cylinder pipe. An air line is installed in the center of a piston rod(20) that passes through the front and rear bushes to perform a stroke motion. A piston head part moves forward and backward by an air pressure of absorption and exhaust through air nipple coupling grooves(14,15). Front and rear bushes are installed at both ends of the guide pipe. A guide rod(60) moves according to the operation of the piston rod, penetrating the front and rear bushes and coupled to the piston rod by a plate(90).
Patent KR-20040047146-A (KR)
Title: Biodegradable amphiphilic block copolymers and a method for preparing thereof
Inventor: HAN SANG HUN
IPC: C08G69/44
Filed: 2002-11-29
Abstract: PURPOSE: Provided are a method for preparing a biodegradable amphiphilic block copolymer by using a small amount of an organic solvent without using any catalyst, and a block copolymer prepared thereby. CONSTITUTION: The method for preparing a biodegradable amphiphilic block copolymer comprises the steps of: adding 0-20 wt% of an organic solvent to a hydrophilic polymer having a primary amine group, based on the weight of the hydrophilic polymer, and heating the mixture at a temperature higher than the melting point of the hydrophilic polymer to obtain homogeneous solution; adding a biodegradable polyester as a hydrophobic polymer to the obtained solution, heating the solution at 100-120 deg.C and stirring the solution; and removing remained solvent under depressurization, and cooling the solution to recover an amphiphilic block copolymer.