baber/WOPTO huggingface dataset:
Patent KR-20030081680-A (KR)
Inventor: PARK JIN SEO
IPC: F02P7/067
Filed: 2002-04-12
Abstract: PURPOSE: A method is provided to allow for improved accuracy of ignition timing control by reducing errors of ignition angle even in the case of sudden change of engine RPM. CONSTITUTION: A method comprises a step(210) of calculating an engine ignition angle of a vehicle; a step(220) of calculating an engine dwell time of the vehicle; a step(230) of detecting whether the current segment contains a missing tooth; a step(240) of detecting an engine RPM of the vehicle; a step(250) of calculating an engine ignition timing and dwell timing on the basis of the data obtained from the calculation and detection; and a step(260) of generating an output signal on the basis of the calculated engine ignition timing and dwell timing, and outputting an engine ignition related control signal to an ignition drive terminal.
Patent KR-20030083229-A (KR)
Title: Sensing speed control circuit for controlling operation speed of sense amplifier and semiconductor memory device including the same
Inventor: KIM YUN CHEOL
IPC: G11C13/04
Filed: 2002-04-19
Abstract: PURPOSE: A sensing speed control circuit capable of controlling an operation speed of a sense amplifier and a semiconductor memory apparatus having the sensing speed control circuit are provided to test a characteristics of a sense amplifier by dropping the operation speed of the sense amplifier in a test mode. CONSTITUTION: A memory cell array(11) includes a control circuit for reading and writing data in plural memory cells and a sense amplifier. An instruction decoder(12) decodes an instruction(CMD) having a packet form applied from an outside to generate plural control signals(BSEN,CNT1,CNT2,CNT3). An address decoder(13) decodes an address applied from an outside to generate a signal(WL-EN) for enabling a word line of the memory cell array(11). A sensing speed control circuit(100) includes a test register(14), a speed control circuit(15), and a sense amplifier control circuit(16). A delay locked loop circuit(17) does not operate if the second control signal(CNT2) is activated, and otherwise, if the third control signal(CNT3) is activated, it operates.
Patent KR-20030083904-A (KR)
Title: Processing method for structure information of xml document
Inventor: JUN HYE JEONG
IPC: G06F17/21
Filed: 2002-04-23
Abstract: PURPOSE: A method for processing structure information of an XML(eXtensible Markup Language) document is provided to simply express structure information of an XML as an element ID using an XML tree depth and sequential information. CONSTITUTION: An element ID is used for an object according to an XML data model, and an element ID is constituted with a tree depth and sequential information of an XML structure. If the number of nodes is less than seven, the element ID is expressed as four bits including a delimiter bit. If the number of nodes is more than seven, necessary bits are appended four by four including a delimiter bit, and the appendix is expressed using the delimiter bit. The first object is expressed as a root, and the other lower objects are expressed as an ID of a structure corresponded to a depth and an order of the tree.
Patent KR-20030085864-A (KR)
Title: Method and apparatus for manufacturing engineering balls with high precision and high yield
Inventor: JUNG EUN
IPC: B22D23/00
Filed: 2002-05-02
Abstract: PURPOSE: A method and an apparatus for manufacturing engineering balls are provided to form uniformed sized molten metal droplet in a large quantity in efficient and effective manner, accurately form size, globularity degree and surface roughness of engineering balls manufactured accordingly and substantially increase yield of the engineering balls. CONSTITUTION: In an apparatus for manufacturing engineering balls including metal or ceramic balls such as solder balls for uniformed sized ball grid array/chip scaled package from molten metal in spray tank(21) passing through heater(21') for heating and maintaining temperature of molten metal to a certain temperature and inert gas supply pipe(16) for applying a constant pressure to the molten metal, the apparatus comprises a nozzle which is installed in such a way that the nozzle is extended to the lower part of the spray tank(21) with nozzle installation hole and nozzle installation part being interposed between the spray tank(21) and the nozzle, and which is equipped with nozzle hole so that the molten metal passes through the nozzle hole and then is discharged; vibration generator(40), vibration transmitting connection member(41) and vibration transmitting nozzle contact member(42) or direct vibration impressing member for vibrating an end part of the nozzle extended to the lower side to drop the crushed molten metal droplets by crushing molten metal flown out through the nozzle hole of the nozzle into droplets and/or vibrating the molten metal before or after an exit of the nozzle; and an inner container(30) filled with inert gas or oil, cool and solidify the molten metal droplets dropped from the nozzle after being crushed into droplets by passing the molten metal droplets through the inert gas or oil filled in the inner container(30).
Patent KR-20030086673-A (KR)
Title: RF matching system for semiconductor manufacturing equipment
Inventor: MUN GWANG IL
IPC: H01L21/306
Filed: 2002-05-06
Abstract: PURPOSE: A radio frequency(RF) matching system for semiconductor fabricating equipment is provided to match impedance even when the impedance of RF power changes within or beyond a predetermined scope by using an RF matcher or a sub RF matcher. CONSTITUTION: Reaction gas is injected to a process chamber(160). An RF generator(120) generates RF power to discharge the reaction gas and delivers the RF power to the process chamber. The RF matcher(130) matches the impedance of the RF power changed while the RF power is delivered from the RF generator to the process chamber, installed between the process chamber and the RF generator. An impedance measuring unit(140) measures the impedance of the RF power passing through the RF matcher. The sub RF matcher(150) manually matches the impedance of the RF power beyond a matching scope of the RF matcher. The impedance measuring unit and the sub RF matcher are installed between the RF matcher and the process chamber.
Patent KR-20030087275-A (KR)
Title: Liquid crystal display and method of modifying gray signals for the same
Inventor: LEE BAEK UN
IPC: G02F1/133
Filed: 2002-05-08
Abstract: PURPOSE: A liquid crystal display panel and a method for correcting a gray scale signal are provided to drastically reduce the correction error and the discontinuity by correcting a current gray scale signal. CONSTITUTION: A liquid crystal display panel includes a gray signal correction block(600) and a data driving block. The gray signal correction block(600) classifies a current gray signal and a previous gray scale signal into at least two groups based on the characteristics of a difference between a current gray signal(Gn) supplied from a signal source and a previous gray scale signal(Gn-1) and corrects the current gray scale signal(Gn) with a different method. And, the data driving block changes the corrected gray signal(Gn') from the gray signal correction block(600) into a corresponding image signal for supplying to the pixel.
Patent KR-20030088069-A (KR)
Title: Hydraulic brake device of vehicle
Inventor: SON YEONG SEOP
IPC: B60T8/40
Filed: 2002-05-10
Abstract: PURPOSE: A device for controlling the brake hydraulic pressure for a vehicle is provided to receive a braking pressure signal ordered from a master cylinder in braking and perform a braking motion by applying proportionally controlled proper pressure to each wheel cylinder by mounting a proportional pressure control valve at a hydraulic line of an input side between an accumulator and the wheel cylinder. CONSTITUTION: A device for controlling the brake hydraulic pressure for a vehicle is composed of a brake booster(20) generating big brake power by the working of a brake pedal(10); a master cylinder(40) receiving force amplified from the brake booster and generating a braking operation by supplying brake hydraulic pressure to wheel cylinders(A); an accumulator(50) temporarily storing brake hydraulic pressure supplied from the master cylinder; normal close valves(80) of an input side controlling the brake hydraulic pressure that is transmitted from the master cylinder to the wheel cylinder; normal close valves(90) of an output side arranged in a passage, wherein brake oil returns from the wheel cylinder to the master cylinder; an ECU(Electronic Control Unit) controlling the working of a brake hydraulic device; and a proportional pressure control valve(100) disposed between the accumulator and the normal close valve of the input side to proportionally control and output hydraulic pressure supplied from the accumulator to the normal close valve of the input side.
Patent KR-20030078587-A (KR)
Title: Optical disk and recording method thereof
Inventor: LEE GYEONG GEUN
IPC: G11B7/007
Filed: 2002-05-10
Abstract: PURPOSE: An optical disk and a recording method of an optical disk are provided to unify write and read of the optical disk by processing a defective area for the compatibility of a disk drive in the case that the defective area is generated. CONSTITUTION: When data is recorded at an area including a defective ECC(Error Checking and Correction) block(26), recording is terminated at an ECC block before the defective ECC block. The recording is started at the final 8 channel bit of an ECC block next to the ECC block.
Patent KR-20020043512-A (KR)
Inventor: BANG NAM YEONG
IPC: C07C309/74
Filed: 2002-05-10
Abstract: PURPOSE: Provided is a method for more economically and effectively producing nitroalkene derivatives through one process. CONSTITUTION: The nitroalkene derivatives are represented by formula 1, 2, 3, and 4. In the formulae, R represents at least one substituents selected from hydrogen, hydroxyl group, branched alkyl group, linear alkyl group, halogen, methoxy, phenoxy, benzyloxy, ethoxy, propoxy, sulfonyl group, and ester group. The nitroalkene derivatives are produced by using a methanol as solvent, a reaction temperature of 0 deg.C, and sodium hydroxide and hydrochloric acid as reaction reagent. The solvent is dichloromethane, and the reaction reagent is dimethylaminopyridine and acetic anhydride.
Patent KR-20020095070-A (KR)
Inventor: WANG SHENYI
IPC: B65B9/24
Filed: 2002-05-20
Abstract: PURPOSE: A method for preparing a hot-fusible adhesive for package is provided, to enable packaging to be carried out automatically by forming a pillow-shaped hot-fusible adhesive. CONSTITUTION: The method comprises the steps of melting a hot-fusible adhesive and a glue film material with main and sub extruders(1, 2) or a set of pumps and extruders, and delivering the molten one from the exit of the two extruders into an extrusion mold(3); extruding the cylinder-shaped adhesive from the extrusion mold continuously with coating a proper thickness of glue film on the surface of the adhesive; precooling the glue film-coated hot-fusible adhesive in a cooling tank; sealing the entrance and cutting the glue film-coated hot-fusible adhesive which is not completely cooled by using a cutter; and continuously cooling the product in a cooling tank and drying it on a delivery belt. Preferably the hot-fusible adhesive is selected from a synthetic resin, rubber, polyethylene, poly(vinyl acetate), and a polymer or composite of ethane-polyvinyl ethane; and the glue film material is selected from a polymer of ethane-polyvinyl ethane, polyethylene, and their mixture.
Patent KR-20030091098-A (KR)
Title: load reduction on conduits construction method using multilayered EPS block
Inventor: CHO SAM DEOK
IPC: E03F3/06
Filed: 2002-05-22
Abstract: PURPOSE: A reduction method for the vertical load of a buried conduit using a multilayered EPS block is provided to improve the durability of a buried conduit by preventing a sectional increase in a conduit by reducing vertical earth pressure added on a buried conduit and preventing an increase in vertical load by the settlement of a buried conduit and a relative settlement difference of the surrounding ground of a buried conduit on the soft ground. CONSTITUTION: The reduction method for the vertical load of a buried conduit using a multilayered EPS block comprises the steps of executing pit excavation on a site where a conduit(11) is buried, leveling the pitted ground, then spreading a mat(22) and rubble(23) and placing a conduit(11), placing an EPS block(12) on the upper part of the conduit(11), banking up with soil(24) and placing an EPS block(12) again, then banking up with soil(24) and taming to be same as the standard ground height(25).
Patent KR-20030010496-A (KR)
Title: Nonvolatile semiconductor memory device and manufacturing method thereof
Inventor: SHIMIZU SATOSHI
IPC: H01L27/115
Filed: 2002-05-24
Abstract: PURPOSE: To provide a non-volatile semiconductor storage device, together with its manufacturing method, having a structure in which a trench separation suitable for micronization is provided and a source diffusion layer region is easily lowered in resistance. CONSTITUTION: The main surface of a semiconductor substrate 1 on a source diffusion layer region 2 is rough in which a recessed part and a protruding part are alternately repeated in succession. The source diffusion layer region 2 comprises a source region 2a formed from the upper surface of the protruding part in the depth direction of the semiconductor substrate 1 when viewing the semiconductor substrate 1 from above, and a source diffusion layer wiring 2b formed from the bottom surface of the recessed part in the depth direction of the semiconductor substrate 1 when viewing the semiconductor substrate 1 from above. The depth of the bottom surface of the source region 2a from the upper surface of the protruding part is equal to or larger than the depth of the bottom surface of the recessed part from the upper surface of the protruding part.
Patent KR-20030090950-A (KR)
Title: Dual type scalar robot used in LCD manufacturing processes
Inventor: AHN SEUNG UK
IPC: B25J9/06
Filed: 2002-05-24
Abstract: PURPOSE: A dual horizontal articulated robot used in an LCD fabrication process is provided to improve the productivity of the LCD fabrication process by rotating two arm assemblies separately. CONSTITUTION: A dual horizontal articulated robot is composed of a first arm assembly(10) having two rotary arms(12,14) connected to a support shaft(1), a second arm assembly(20) having two rotary arms, and a hand rotating unit. The hand rotating unit is installed in one end of the outer arm of the arm assembly, and rotates a wafer hand mounted at the arm.
Patent KR-20030092550-A (KR)
Title: Device for preventing overheat of printer head
Inventor: CHOI GYEONG CHEOL
IPC: B41J2/05
Filed: 2002-05-30
Abstract: PURPOSE: An over-heat preventing apparatus for a printer head is provided to protect the printer head by controlling the over-heat of the printer head when the over-heat of a head heater occurs. CONSTITUTION: An over-heat preventing apparatus for a printer head includes a printer system card(100) capable of selectively driving heaters accommodated in a head board according to printing data and a head(200) having a heater generating heat when a control signal is transmitted thereto from the printer system card(100). The head(200) sprays ink onto a recording paper. An MPU(112), a comparator, a power control section(114) and a reference voltage generating section(116) are installed in the printer system card(100). A board temperature detecting section(212) is installed in the head(200).
Patent KR-20030092986-A (KR)
Title: Compositions for elimination or reduction of isoflavone trouble
Inventor: KANG SANG MO
IPC: A61K31/352
Filed: 2002-05-31
Abstract: PURPOSE: Provided is a composition for elimination or reduction of isoflavone trouble, wherein the isoflavone is used for treatment of acne, seborrheic dermatitis or osteoporosis, thereby maximizing beauty care effect without adverse side effect. CONSTITUTION: A composition for elimination or reduction of isoflavone trouble is characterized by containing, as an active ingredient, vitamin C group and/or vitamin B group in the effective amount. It contains at least one of Ganoderma Lucidum(FR) Karst extract, a fermented soy bean extract, lactic acid bacteria powder and galactooligosaccharide.
Patent KR-20020059295-A (KR)
Inventor: YOON JONG O
IPC: H04R9/04
Filed: 2002-06-12
Abstract: PURPOSE: A bobbin for a voice coil having a magnetic coating layer and a voice coil including the bobbin is provided to improve a workability and increase productivity in installation of a voice coil by rendering the center of width of a coil constituting the voice coil to accurately agree with the center of a thickness of a front plate of a speaker thanks to a Maglev magnetic levitation effect, and reduce an additional expense according to a design and fabrication of a jig. CONSTITUTION: A rectangular bobbin paper is folded in a cylindrical form for use as a bobbin, and when it is used for a voice coil, a Maglev magnetic levitation effect and center agreement effect can be obtained. A coil protecting blank portion(11) has a blank face in the range of 0.2-0,8mm in order to protect a voice coil, and preferably, 0.5mm. A winding width portion(12), on which the voice coil is substantially wound, is preferably formed to be in the range of 8-12mm. The voice coil is preferably wound with a width identical to a thickness of a front plate of a speaker. A reinforcing taping portion(13) is applied a reinforcing tape, of which size varies according to a size of the speaker.
Patent KR-20030095632-A (KR)
Title: Data retransmission method for mobile communication system
Inventor: KIM BONG HOE
IPC: H04B7/02
Filed: 2002-06-12
Abstract: PURPOSE: A method for retransmitting data in a mobile communication system is provided to improve speech quality by changing the positions of symbols to be transmitted to a plurality of antennas when retransmission is generated and by obtaining inter-different diversity gains among the antennas. CONSTITUTION: It is judged whether a retransmission request exists from a reception side while symbols are transmitted to a plurality of antennas. If the retransmission request exists from the reception side, the positions of symbols to be transmitted to a plurality of the antennas are changed with respect to the antennas and the changed symbols are transmitted to a plurality of the antennas.
Patent KR-20030014562-A (KR)
Title: Partial profiler and the same method
Inventor: KIM DAE UK
IPC: B24D7/06
Filed: 2002-06-20
Abstract: PURPOSE: A separable profiler and manufacturing method of the separable profiler are provided to exhaust coolant and sludge smoothly by the separable profiler. CONSTITUTION: A separable profiler has two segments(20) in a body(22). A manufacturing method of the separable profiler comprises a segment molding stage; a sintering stage and a core(24) processing stage. Diamond powder and metal powder are mixed and molded into two or more segments. Segments and the core are sintered at the same time. The sintered core is processed. Thereby, coolant and sludge are exhausted by a groove(26) between each segment and cost for metal molding is saved.
Patent KR-20030004066-A (KR)
Inventor: ANZAI SHINSUKE
IPC: G11C15/00
Filed: 2002-06-26
Abstract: PURPOSE: To reduce area of wiring area for connecting a plurality of output circuits and a plurality of input circuits without using multi-layer wirings in a semiconductor integrated circuit. CONSTITUTION: N pieces of first CAM circuits 30 and (m) pieces of second CAM circuits 30' are adjacent each other, arranged alternately with an equal interval with a first pitch, and (n) pieces of comparators 40 are arranged in parallel to the direction of arrangement of the first CAM circuits 30 and the second CAM circuits 30' with an equal interval with a second pitch. First CAM circuits 30 and the comparator 40 are connected by a wiring 50 having a straight line shape, a wiring 51 connecting the second CAM circuits 30' and a buffer circuit or the like is wired through a gap between comparators 40.
Patent KR-20040003284-A (KR)
Title: Arc preventer for wafer cooling gas
Inventor: CHOI GYU SANG
IPC: H01L21/02
Filed: 2002-07-02
Abstract: PURPOSE: An arc preventing structure for wafer cooling gas is provided to be capable of securely preventing the generation of plasma arc phenomenon by prolonging the moving path of the wafer cooling gas. CONSTITUTION: An arc preventing structure(100) is located at the inner portion of a wafer cooling gas moving path. At this time, the arc preventing structure includes a body part(101) inserted in the moving path. At the time, a plurality of groove(102) are formed at the peripheral portion of the body part. Preferably, each groove is used for smoothly inducing the flow of wafer cooling gas in order to prevent arc phenomenon from being generated at the inner portion of the moving path. Preferably, the groove is formed into a spiral type structure.
Patent KR-20040009336-A (KR)
Title: Displaying apparatus
Inventor: PARK CHI EON
IPC: H04N5/64
Filed: 2002-07-23
Abstract: PURPOSE: A display system is provided to support the load of a display unit while securing a space for installing a video system. CONSTITUTION: A display system includes a display unit for displaying images and a casing for housing the display unit. The display system further includes a plurality of projected bosses(23) and an ear(14). The plurality of projected bosses are protruded from the corner of the inner wall of the casing and have screw combining parts(24). The ear is formed at the corner of the display and has a plurality of projected boss combining holes(15) corresponding to the screw combining parts of the projected bosses. The display system further has a support rib(25) that connects the plurality of projected bosses to support the bosses. The casing includes at least one guide protrusion projected toward the ear. The ear has a guide hole into which the guide protrusion is inserted.
Patent KR-20040011699-A (KR)
Title: Nano-powder containing antibiotics and use thereof
Inventor: CHO GEUN DO
IPC: B82B3/00
Filed: 2002-07-30
Abstract: PURPOSE: Provided are ultrafine(nanometer size) powder with antibacterial and anti-mold properties by coupling antibacterial/anti-mold organics with metal and/or metal oxide-based inorganics. Also, the resin composition using the resultant powder is used for the production of antibacterial containers for food. CONSTITUTION: The antibacterial ultrafine powder is prepared by the following steps of: (i) dissolving 2-20wt.% of antibacterial organics with metal alkoxide groups and 0.002-0.1wt.% of catalyst, possibly basic catalyst such as NH4OH or KOH, in water to prepare a first solution; (ii) dissolving 0.1-10wt.% of metal and/or metal oxide-based inorganics and 0.001-1wt.% of silane-based coupling agent in water to prepare a second solution; (iii) mixing the first and the second solution in a ratio of 1:0.2 - 1:1.5 and reacting at 50-100deg.C to prepare a first reactant; (iv) dissolving 2-20wt.% of antibacterial organics with no alkoxide groups, 0.002-0.1wt.% of dicyandiamide, and optionally 0.002-0.1wt.% of itaconic acid in water to prepare a third solution; (iv) reacting the third solution with the first reactant to prepare a second reactant; (v) precipitating the second reactant; (vi) calcining precipitates at 250deg.C for 1hr. The antibacterial organic materials contain one or more of 2-pyridiothiol-1-oxide sodium salt, N,N-dimethyl-N'-phenyl-(N'-fluoro-dichloromethyl-thio)-sulfonamide, diiodomethyl-P-tolyl sulfone, isopropylmethylphenol and methyldibromo glutaronitrile. The metal and/or metal oxide-based inorganic materials are TiO2, ZnO2, ZnO, SrTiO3, CdS, GaP, InP, GaAs, ZrPO4, BaTiO3, KNbO3, Fe2O3, Ta2O5, WO3, etc. Also, the antibacterial resin composition contains 0.5-15wt.% of prepared antibacterial powder based on the total amount of resin composition such as polyethylene, polystyrene and polypropylene, and the antibacterial containers consists of 0.5-15wt.% of resin chips based on the weight of a container and are formed by extrusion or injection.