baber/WOPTO huggingface dataset:
Patent KR-20030029747-A (KR)
Title: Field Effect Transistor manufacturing method for using for superconductor
Inventor: AHN JUN HYEONG
IPC: H01L39/22
Filed: 2001-10-10
Abstract: PURPOSE: A method for fabricating a field effect transistor using a superconductor is provided to remove metallic components in MgO insulation layer on MgB2 superconductor to improve the quality of electrical insulation by performing a thermal process. CONSTITUTION: The first MgB2 superconducting layer is deposited on a substrate(10) and then a mask is formed on the whole surface of it. The superconducting layer is etched to form a superconducting layer pattern by using the photoresist pattern made by performing photolithography on the mask. After removing the mask, A source and drain electrode(12) are deposited on the superconducting layer pattern(11). The second MgB2 superconducting layer is deposited on the resultant structure and then oxidized under the temperature of 100 to 800 degree C. in oxygen atmosphere to form MgO gate insulating layer(15), on which a gate electrode(16) is deposited. The whole structure is thermally processed under the temperature of 100 to 800 in oxygen atmosphere.
Patent KR-20030035313-A (KR)
Title: pipe laying clamp
Inventor: CHOI UNG CHEON
IPC: F16L23/036
Filed: 2001-10-31
Abstract: PURPOSE: A pipe clamp is provided to prevent the leakage of a fluid flowing through a pipe, to stably supply the fluid, and to avoid the contamination and damage due to the leakage of the fluid by maintaining the fixed state of both rotating pieces of pipes. CONSTITUTION: A pair of ring-shaped rotating pieces(12a,12b) surrounding flange portions of pipes are prepared. A bolt(18) is hinge-fixed in the end of one rotating piece. A fixing member(30) is movably installed on the bolt. A nut(20) spirally combined to the bolt is installed on the bolt. An elastic member(32) is supported between the fixing member and the nut. The bolt and the nut are kept in the combined state by the elastic force of the elastic member. The fixing member supports the rotational position of the bolt. Even if the nut is unfastened, the fixing member is pressurized by the elastic member.
Patent KR-20030037180-A (KR)
Title: Manufacture method of bamboo salted fish packing up bamboo
Inventor: KIM EUNG SEOB
IPC: A23L17/00
Filed: 2001-11-02
Abstract: PURPOSE: Provided is a manufacture method of a fish preserved in bamboo salt and packed in a bamboo package, thereby reducing a fishy smell, giving improving flavor, and cooking it easily and hygienically. CONSTITUTION: A manufacturing method of a fish preserved in bamboo salt and packed in a bamboo package comprises the steps of: boiling a bamboo in water to extract it; adding 10-30 wt.% of bamboo salt to the bamboo extract and salting a fish therein; packing the salted fish into a bamboo package; and vacuum-sealing the package.
Patent KR-20030037542-A (KR)
Title: Color filter plate, method for fabricating the plate and liquid crystal display
Inventor: CHOI BANG SIL
IPC: G02F1/1335
Filed: 2001-11-06
Abstract: PURPOSE: A color filter substrate and a method for fabricating the same, and a liquid crystal display device are provided to prevent the leakage of light without forming any black matrix but overlapping color filters, thereby improving the black and white contrast rate. CONSTITUTION: A liquid crystal display device includes a color filter substrate, an insulating substrate facing the color filter substrate, gate wires and data wires formed on the second substrate to intersect each other, thin film transistor electrically connected to the gate and data wires, a protecting film covering the thin film transistors and the data wires, contact holes formed on the protecting film for exposing drain electrodes, and pixel electrodes connected to the drain electrodes via the contact holes. The color filter substrate(100) includes color filters(R,G,B) formed on an insulating substrate and common electrodes(120)ring the color filters. The color filters are formed with first and second edge parts(r1,g1,b1/r2,g2,b2) extended from both side surfaces of each center part(r,g,b) with a thickness larger than the center part, the edge parts overlapping neighboring one respectively.
Patent KR-20030039670-A (KR)
Title: Semiconductor manufacturing apparatus for progressing a process after suppling process gas in tube
Inventor: PARK YONG SEONG
IPC: H01L21/205
Filed: 2001-11-14
Abstract: PURPOSE: A semiconductor fabricating apparatus for supplying process gas to the inside of a tube is provided to rapidly exhaust reaction gas and minimize generation of particles by making the flow path of the reaction gas short, and to improve uniformity by uniformly supplying the reaction gas regardless of the position in a process chamber. CONSTITUTION: A plurality of wafers are loaded into a boat(140). A reaction furnace has a closed inner space into which the boat is loaded. A shower head(120) uniformly sprays the reaction gas on the inner space of the reaction furnace, installed in the sidewall of the reaction furnace.
Patent KR-20020038546-A (KR)
Title: Flip-chip on film assembly for ball grid array packages
Inventor: BUSCHBOM MILTON L
IPC: H01L21/56
Filed: 2001-11-16
Abstract: PURPOSE: A flip-chip on film assembly for BGA(Ball Grid Array) package is provided to reduce manufacturing costs and to improve a production throughput by employing gang-bonding techniques for thermo-compression bonding. CONSTITUTION: An important aspect is to create a composite structure having rigidity by encapsulating chip(104) and at least a portion of an adjacent interposer(103). Using well-known transfer molding techniques and molding compounds, an encapsulation(109) is created with a thickness appropriate for the desired profile of the overall device. For LGA(Land-Grid Array) packages, the device profile is in the range from about 0.2 to 1.0 mm, and for BGA packages, the thickness of the attached solder material has to be added. The encapsulation(109) surrounds and protects a passive surface(104b) of the chip(104) and all area of a first interposer surface(101a) with its integrated electrically conductive lines(103).
Patent KR-20030041073-A (KR)
Title: Exposing method and device for etching surface of embossing roller to light
Inventor: LEE SUN GWON
IPC: G03F7/20
Filed: 2001-11-19
Abstract: PURPOSE: An method for exposing the etched face of an embossing roller and its apparatus are provided, to obtain the more delicate design by improving the apparatus and a method in the pattern-printing process for the surface of the roller . CONSTITUTION: The method comprises the step of irradiating the light through a convex lens(2) to the roller(5) which winds a design-expressed film(6) and to which an acid-resistant sensitizer(7) is coated, wherein the focal length of the convex lens reaches the surface of the roller, thereby allowing the light through the convex lens to be exposed linearly to the area of the roller where the focal length reaches. The apparatus comprises a light unit(4) comprising a light source(1), and a convex lens(2) whose length is equal to that of the convex lens and which is semicylindrical and is fixed to the light source(1) by a bracket, wherein the focal length of the convex lens is equal to the distance of the convex lens and the roller.
Patent KR-20030042563-A (KR)
Title: Photo resist coating apparatus
Inventor: HAN EUN SU
IPC: H01L21/027
Filed: 2001-11-23
Abstract: PURPOSE: A photoresist coating apparatus is provided to form uniformly a photoresist layer on a wafer by forming a plurality of heat coils in the inside of a chuck table. CONSTITUTION: A main body(220) has an open upper portion. An internal vessel(240) is installed in the inside of the main body. A chuck table(210) is installed in the inside of the internal vessel. A plurality of heat coils(219) are formed in the inside of the chuck table. A dispense nozzle(250) and a rinse nozzle(260) are located at an upper portion of the main body. A driving portion(230) is connected with the chuck table through the main body and a bottom portion of the internal vessel in order to rotate the chuck table. A temperature controller(270) is used for controlling the temperature of the heat coils.
Patent KR-20030044178-A (KR)
Title: Bonded Film Type Solid Lubricant Composition Comprising Non-Organic Hybrid Binder Synthesized by a Sol-Gel Process and Method for Preparation Thereof
Inventor: HAN HEUNG GU
IPC: C10M141/02
Filed: 2001-11-29
Abstract: PURPOSE: A bonded film type solid lubricant composition comprising inorganic hybrid binder synthesized by sol/gel process and a preparation method thereof are provided. CONSTITUTION: The bonded film type solid lubricant composition comprising inorganic hybrid binder synthesized by sol/gel process comprises 15 to 90 wt.% of single or mixed solid lubricant; 10 to 70 wt.% of sol/gel solution that is polymer of alkoxy silane and metal alkoxy compounds represented by M(OR)x(M is metal, x is an integer of 1 to 4, R is alkali having C1 to C10) as binders; 1 to 10 wt.% of stabilizing dispersant; and 0.1 to 10 wt.% of coupling agent.
Patent KR-20020095005-A (KR)
Inventor: TSUGE MAKOTO
IPC: H02M3/338
Filed: 2001-12-07
Abstract: PURPOSE: To provide a switching power supply unit, capable of preventing production of magnetic strain noise generated from a transformer. CONSTITUTION: The number of times of ringing bottom is counted by LATCHs1 to 5, and the counted number of times of bottom in ringing is stored in FFs1 to 4. The number of times of bottom in ringing stored in the FFs1 to 4 and the number of times of bottom in the present ringing counted by the LATCHs1 to 5 are compared with each other by EXNORs1 to 4 and AND1, to see whether they match each other. The off-period of a switching element Q1 is maintained, until the number of times of bottom in ringing stored in the FFs1 to 4 matches the number of times of bottom in the present ringing.
Patent KR-20030047510-A (KR)
Title: heater structure of chemical vapor deposition apparatus for use in a thin film
Inventor: EOM PYEONG YONG
IPC: H01L21/205
Filed: 2001-12-11
Abstract: PURPOSE: A heater structure of a CVD(Chemical Vapor Deposition) apparatus for manufacturing a thin film is provided to be capable of uniformly conserving the temperature of the wafer loading surface of a heater and forming a thin film having an uniform thickness on a wafer by using a reflective heat insulating plate. CONSTITUTION: A CVD apparatus is provided with a process chamber(100), an inlet gas line part(101), a shower head part(102), a heater part(103), a pumping line part(104), a heater support part(105), and a bellows part(106). The heater part(103) further includes a reflective heat insulating plate(107) for uniformly conserving the temperature of the upper surface of the heater part(103). Preferably, the reflective heat insulating plate(107) is made of one selected from a group consisting of ceramic or inconel.
Patent KR-20020085766-A (KR)
Inventor: LEE JUNG GEUN
IPC: E01C11/22
Filed: 2001-12-12
Abstract: PURPOSE: A drainage structure for a pavement is provided to prevent rainwater from being collected in a pavement after raining and to remove rainwater effectively by forming an incline on both sides of a pavement. CONSTITUTION: The drainage structure for a pavement comprises: a pavement(10) formed by piling a surface layer(20) made with asphalt concrete on the uppermost part, a tack-coating layer(30) under the surface layer(20), a base layer(40) made with asphalt concrete under the tack-coating layer(30), a prime coating layer(50) under the base layer(40) and an auxiliary base layer(60) under the prime coating layer(50) in order; many steel gratings installed along both sides of the pavement(10) to receive rainwater; a discharge pipe(100) connected with the steel gratings to discharge the rainwater; and a rainwater pipe taking the rainwater from the discharge pipe and discharging to an outfall.
Patent KR-20030048794-A (KR)
Title: a device of the method for error detecting of ignition system
Inventor: BAE SEONG GWAN
IPC: F02P11/00
Filed: 2001-12-13
Abstract: PURPOSE: A system and a method for detecting the failure of an igniter are provided to promptly check the defect in a connector of an igniter or the leakage of secondary voltage by accurately detecting the generation of a check code related to a mis-fire. CONSTITUTION: A failure detector(7) is formed in a specific portion of an ignition plug cable and ignition system(4). If high voltage flows on the center of a round coil of the failure detector, voltage is generated from both ends of the round coil. An ECU(Engine Control Unit,1) compares the generated voltage to a signal of a power transistor(2). If base voltage of the power transistor is different from the detected value of the failure detector, an igniter is decided to have a problem. Then, a specific control signal for lighting on an engine check lamp is outputted.
Patent KR-20030049930-A (KR)
Title: Base station of reception for apparatus and method
Inventor: YOO GI HAN
IPC: H04B7/155
Filed: 2001-12-17
Abstract: PURPOSE: A receiving apparatus for a base station and a receiving method therefor are provided to minimize the degradation of performance generated when one receiving path is damaged among a plurality of receiving paths by composing switches and a control unit in a plurality of receiving paths. CONSTITUTION: Front-end filter units(13-1,13-2) pass only uniform frequency bands of signals received from antennas(11,12) and amplify the passed signals. A control unit(18) outputs a control signal for selecting paths of the signals outputted from the front-end filter units(13-1,13-2). The first and second switches(16,17) receive the control signal of the control unit(18), and switch the output signals of the front-end filter units(13-1,13-2). Down-converter units(14-1,14-2) down-convert the frequencies of the signals inputted through the first and second switches(16,17), and output the down-converted signals. A modem(15) demodulates the outputs of the down-converter units(14-1,14-2).
Patent KR-20030050020-A (KR)
Title: Ripple eliminate for swichingmode of powersupply
Inventor: KWON HYEOK MAN
IPC: H02M1/14
Filed: 2001-12-18
Abstract: PURPOSE: A ripple removal switching mode power supply is provided to be capable of providing a stable DC voltage by removing a ripple component generated at a front part of a transmission pulse. CONSTITUTION: The first rectifier part(401) converts an AC voltage into a DC voltage. A transformer(402) transforms the DC voltage of the first rectifier part. A FET switch(403) switches the DC voltage from the transformer. The second rectifier part(404) converts into a DC component a high-frequency AC component generated by a high-frequency switch operation of the FET switch. A pulse control part(405) adjusts a voltage DC converted by the second rectifier part to apply a pulse to the FET switch. A switching control part(406) makes a switch operation of the FET switch stopped before a transmission pulse is not generated from the pulse control part. A post regulator(407) operates at the same time when the transmission pulse is generated and outputs a DC voltage.
Patent KR-20030050680-A (KR)
Title: Method of fabricating semiconductor device with dual gate oxide
Inventor: CHO HEUNG JAE
IPC: H01L27/092
Filed: 2001-12-19
Abstract: PURPOSE: A method for manufacturing a semiconductor device having a dual gate oxide layer is provided to be capable of simplifying manufacturing processes and restraining the damage of a semiconductor substrate by forming the dual gate oxide layer using a single thermal oxidation after forming a nitrogen implanted layer. CONSTITUTION: A sacrificial layer(23) is formed on a semiconductor substrate(21). A nitrogen implanted layer(25) is formed on the predetermined lower portion of the sacrificial layer by carrying out a decoupled plasma nitrification. Then, the entire surface of the semiconductor substrate is exposed by removing the sacrificial layer. A thick and thin gate oxide layer are formed on the exposed surface of the semiconductor substrate by carrying out a single thermal oxidation.
Patent KR-20030052049-A (KR)
Title: sealing method of organic electroluminescence device
Inventor: KIM MYEONG SEOP
IPC: H05B33/04
Filed: 2001-12-20
Abstract: PURPOSE: A sealing method for an electroluminescence device is provided to achieve improved yield rate by using a pure gas as a filler gas used in the sealing process. CONSTITUTION: A sealing method comprises a first step of constituting an organic electroluminescence panel(200) where a first electrode formed of an ITO transparent electrode, an organic light emitting layer formed on the first electrode, and a second electrode formed on the organic light emitting layer are sequentially arranged on a glass substrate(100); a second step of forming a seal cover plate(300) on a predetermined area of the glass substrate by forming and solidifying an epoxy resin; a third step of sealing the device by implanting a pure oxygen as a filler gas into the space formed between the seal cover plate and the organic electroluminescence panel; and a fourth step of shorting the leakage current portion by applying a predetermined voltage to the first electrode and the second electrode.
Patent KR-20030052072-A (KR)
Title: Apparatus for removing of adherent materials of blast furnace inner wall
Inventor: KANG GWANG BONG
IPC: C21B7/00
Filed: 2001-12-20
Abstract: PURPOSE: An apparatus for removing adherent materials on blast furnace inner wall is provided to remove zinc before performing repairing operation of the furnace wall in case that zinc is adhered onto the inner wall of the blast furnace body by gas and dust generated during blast furnace operation. CONSTITUTION: In an adherent material removal apparatus of blast furnace inner wall to remove adherent materials on the inner part of blast furnace by shooting steel balls onto the inner part of the blast furnace before repairing operation of the blast furnace, the apparatus for removing the adherent materials on the blast furnace inner wall comprises a supply part(100) for supplying steel balls(10); a shooting part for shooting the steel balls supplied through the supply part to the adherent materials of the inner part of the blast furnace; and an aiming part for aiming the shooting part, wherein the supply part comprises steel ball storage tank(12), and a rotary valve, wherein the shooting part comprises firing pin tank(20), shooting tube(16), firing pin(19), nitrogen supply pipe(25a), and diaphragm valve(25), wherein the aiming part comprises arm(29), arm support(29a), and rack(26) and pinion(28), and wherein the apparatus further comprises a control panel(31) for controlling the supply part(100) and shooting part.
Patent KR-20030052336-A (KR)
Title: Adaptive coating weight controller in continuous steel strip galvanizing process
Inventor: CHAE HONG GUK
IPC: C23C2/16
Filed: 2001-12-21
Abstract: PURPOSE: An adaptive coating weight controller in strip hot dip galvanizing process is provided to improve performance of coating weight estimation control, thereby minimize difference between coating weight adhered to strip and desired coating weight by controlling air injection pressure of air knives. CONSTITUTION: In an adaptive coating weight controller(300) in strip hot dip galvanizing process comprising air knives for controlling coating weight by injecting air onto a strip passing through coating weight measuring sensor(140) and plating bath and a pressure controller(160) for controlling pressure of air injected from the air knives, the adaptive coating weight controller(300) comprises a coating weight model part for calculating variation of coating weight using parameters α, β and γ for transfer speed of the strip, distance between the air knives and strip, and pressure variation of the air knives; a parameter estimator(230) for estimating the parameters α, β and γ of the coating weight model part to minimize a difference between coating weight measuring values(141) actually measured at the coating weight measuring sensor and coating weight calculation value calculated in the coating weight model part; a preset controller(210) for presetting pressure of the air knives to adjust coating weights to a target coating weight in case that a target coating weight of the strip is changed; and a feedforward controller(220) for controlling pressure of the air knives in advance to compensate coating weight variation according to change of the transfer speed in case that transfer speed of the strip is changed.
Patent KR-20030053171-A (KR)
Title: Mixing Device
Inventor: KANG HEE SEUNG
IPC: B01F7/04
Filed: 2001-12-22
Abstract: PURPOSE: Provided is a stirrer which quickly stirs raw materials as wanted, which are used for a biodecomposable disposable vessel so that it contributes to reduce time and cost in stirring. CONSTITUTION: The stirrer comprises the parts of: a motor(12) which generates rotation movement; a decelerator(30) which is connected to the motor to decelerate rotation speed of the motor; a rotation axis(22) which is connected to the decelerator and rotated; a first stirring blade(24) which is fixed on the rotation axis; a second stirring blade(26) which is fixed under the first stirring blade and is longer than the first stirring blade; a third stirring blade(28) which is fixed under the second stirring blade and is same length as the second stirring blade; a stirring tank(20) which has the rotation axis, the first stirring blade, the second stirring blade and the third stirring blade housed, with a stopper(21) formed at upper part; a releasing device(40) which is formed at one side of the stirring tank; and an upward inclination part which is formed at corner of the first stirring blade, the second stirring blade and the third stirring blade.
Patent KR-20030054083-A (KR)
Title: Apparatus and method of relaying mobile communication signals for multi-directional sector antenna using micro-wave frequency band
Inventor: LEE DON SIN
IPC: H04B7/14
Filed: 2001-12-24
Abstract: PURPOSE: A repeater for multi-directional sector type mobile communication service using an M/W(Micro-Wave) frequency band and a repeating method therefor are provided to repeat a service signal even in the case of using a multi-directional sector type antenna and accomplish a financial advantage by increasing a service capacity as many as sectors. CONSTITUTION: A base station(202) employing a multi-directional sector antenna transmits and receives a signal of a service frequency band to and from 3-directional sectors by using three sector antennas. M/W repeaters(210,220) installed at a base station and at shadow area repeat a service signal. The M/W repeater(210) positioned at the base station receives service frequency signals as many as sectors, converts them into different frequency signals as many as sectors, combines them, and converts the combined signal into an M/W frequency band, and then transmits it to the shadow area. The M/W repeater(220) positioned at the shadow area converts the M/W frequency band signal received from the microwave repeater(210), converts it into different frequency signals as many as sectors, distributes them, converts them again into the same service frequency signals as many as sectors, and sends them to corresponding sector antennas. The service frequency signals received by each sector antenna from a mobile terminal(206) of the shadow area are converted into different frequency signals as many as sectors, combined and converted into microwave frequency bands, and then transmitted to the base station(202). The microwave repeater(210) converts the signals of microwave frequency band received from the microwave repeater(220) into different frequency signals as many as sectors, distributes them, converts them into the same service frequency signals as many as sectors, and transmits them to the base station(202).